Curtis G4 TPX Series User manual

G4 TPX 1.5 Gallon
Coffee Brewing System
USER GUIDE
READ AND SAVE THESE INSTRUCTIONS
NOTICE TO INSTALLER: Please leave this booklet with the machine.
FC110 - G4TPX2, FRONT COVER øøø øø051821D
F-10107 revC

CONTENTS CL108
Key Features/SpeciÀcations/System Requirements..............................................................................................FS99
Important Safeguards............................................................................................................................................... IS2
Important Safeguards (EC Directives).................................................................................................................... IS15
Installation Instructions (General)...............................................................................................................................II2
Installation Instructions (Leveling, Water Supply, Electrical)......................................................................................II9
Operating Instructions ............................................................................................................................................OI11
Cleaning Instructions (Brewer) ................................................................................................................................. CI1
Cleaning Instructions (Thermal Dispensers) ............................................................................................................CI5
Cleaning Instructions (Airpot/Pour Pot) .................................................................................................................... CI9
Programming Guide ............................................................................................................................................... PG1
Rough-In Drawing................................................................................................................................................. RD99
Illustrated Parts/Recommended Parts (Main Chassis)......................................................................................... IP177
Illustrated Parts/Recommended Parts (Tank Assembly, G4TPX2S34Sx) ........................................................... IP183
Illustrated Parts/Recommended Parts (Tank Assembly, G4TPX2S63Sx) ............................................................. IP44
Illustrated Parts/Recommended Parts (Tank Assembly, Twin) .............................................................................. IP45
Electrical Schematic (G4TPX2S34x)...................................................................................................................ES156
Electrical Schematic (G4TPX2S63x).....................................................................................................................ES41
Electrical Schematic (G4TPX2T10x).....................................................................................................................ES42
Electrical Schematic (G4TPX2T30x).....................................................................................................................ES52
Electrical Schematic (G4TPX2T38x)...................................................................................................................ES155
Electrical Schematic (G4TPX2T39x)...................................................................................................................ES162
Troubleshooting Guide (General)............................................................................................................................TG3
Troubleshooting Guide (SSR Circuit) ......................................................................................................................TG7
Troubleshooting Guide (Diagnostics) ....................................................................................................................TG11
Error Codes .............................................................................................................................................................EC1
Product Warranty....................................................................................................................................................PW1
Contact Information
Wilbur Curtis Co., Inc.
6913 Acco Street | Montebello, CA 90640 US
Phone: [phone] | Toll Free: 800-421-6150
Email: [email protected] | Web: www.wilburcurtis.com
For the latest specimcations and information go to www.wilburcurtis.com
Toll Free: 800-995-0417 | Monday - Friday 5:30 A.M. - 4:00 P.M. PT
Email: [email protected]
Due to continued product improvement, the products illustrated/photographed in this guide may vary slightly from the actual product.
G4TPX2, CONTENTS LIST øø051821C

KEY FEATURES/SPECIFICATIONS/SYSTEM REQUIREMENTS FS99
Key Features
• Generation Four (G4) Digital Control Module – provides precise control over all aspects of brewing: time,
temperature, volume plus specialty coffee needs from pre-infusion to pulse-brewing to water bypass. Large,
4.3” touch screen with icon-driven interface, streamlines operation. On-screen instructions provide fast,
intuitive training; reduces service calls.
• Built-in Self Diagnostic System – Includes real-time feedback of the brewing process and energy saving mode.
• Stainless steel ThermoPro®vacuum-sealed servers keep coffee fresh, hot and navorful.
• Pre-Set Global Recipes at the Touch of a Single Button – No complex equipment required.
• Centrally located hot water spout for instant hot beverages and other hot water needs.
• Industry’s most effective mineral tolerant design.
SpeciÀcations (Selected Models)
Electrical Supply Requirements
MODEL # DESCRIPTION PHASE VOLTS AMPS HEATING CONFIG WIRE WATTS HERTZ CAPACITY
G4TPX2S31Ax Single brewer 1 PH 220-240V 11.6-12.7 A 1 x 2500 W 2W + G
(1/N/PE) 2550-3050 W 50/60 Hz 10.0 gal./hr. [37.9 L/hr.]
G4TPX2S34Ax Single brewer 1 PH 220-240V 13.2-14.4 A 2 x 1700 W 2W + G
(1/N/PE) 2900-3450 W 50/60 Hz 10.0 gal./hr. [37.9 L/hr.]
G4TPX2S63Ax Single brewer, dual voltage 1 PH 120/220 V 15.0/12.7 A 2 x 1600 W 2W/3W + G 1800/2800 W 50/60 Hz 4.5/12.0 gal./hr.
[17.0/45.4 L/hr.]
G4TPX2T10Ax Twin brewer 1 PH 220 V 23.0/34.5 A 3 x 2500 W 3W + G 5100/7600 W 50/60 Hz 15.0/21.0 gal./hr.
[56.8/79.5 L/hr.]
G4TPX2T30Ax Twin brewer 1 PH 230 V 24.2 A 2 x 2500 W 2W + G 5574 W 50/60 Hz 21.0 gal./hr.
[79.5 L/hr.]
G4TPX2T38Ax Twin Brewer 3 PH 380-415V 11.5-12.6 A 3 x 2500 W 4W + G
(3P/N/PE) 7566-9025 W 50/60 Hz 21.0 gal.hr. [79.5 L/hr.]
G4TPX2T39Ax Twin Brewer 3 PH 380-415V 11.5-12.6 A 3 x 2500 W 3W + G
(3P/PE) 7566-9025 W 50/60 Hz 21.0 gal./hr. [79.5 L/hr.]
Dimensions Water Supply Requirements
MODEL # HEIGHT WIDTH DEPTH SHIP WEIGHT SHIP CUBE WATER CONNECTOR WATER PRESSURE MIN. FLOW RATE
G4TPX2S31Ax
G4TPX2S34Ax
G4TPX2S63Ax
36.48”
[92.7 cm]
11.00”
[27.9 cm]
19.72”
[50.1 cm]
53.0 lb.
[24.0 kg]
9.70 cu. ft.
[0.27 m3]3/8” Áare
20 - 90 psi
[138 - 620 kPa]
1.0 gpm
[3.8 Lpm]
G4TPX2T10Ax
G4TPX2T30Ax
G4TPX2T38Ax
G4TPX2T39Ax
36.48”
[92.7 cm]
20.00”
[50.8 cm]
20.62”
[52.4 cm]
75.0 lb.
[34.0 kg]
14.08 cu. ft.
[0.40 m3]3/8” Áare
20 - 90 psi
[138 - 620 kPa]
2.0 gpm
[7.6 Lpm]
G4TPX2, KEY FEATURES/SPECS/SYSTEM REQUIREMENTS 071421F
Following are the factory default settings for the ThermoPro brewer:
• Brew Volume = Large-Medium-Small
• Energy Save Mode = Off
• Brew Temperature = 200°F (92°F)
• Water Bypass = On LARGE and MEDIUM brew only

IMPORTANT SAFEGUARDS IS2
Symbols
This is the safety alert symbol. It is used to alert you to potential physical injury hazards. Obey all safety
messages that follow this symbol to avoid possible injury or death.
DANGER - Indicates a hazardous situation which, if not avoided, will result in death or serious injury.
WARNING - Indicates a hazardous situation which, if not avoided, could result in death or serious injury.
CAUTION - Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
NOTICE - Indicates a situation which, if not avoided, could result in property damage.
IMPORTANT - Provides information and tips for proper operation.
SANITATION REQUIREMENTS
Important Safeguards/Conventions
WARNING:
• Make sure that this appliance is installed and grounded according to the INSTALLATION
INSTRUCTIONS by qualimed personnel before attempting to use it. Failure to follow the INSTALLATION
INSTRUCTIONS could result in personal injury or void the warranty.
• This appliance is designed for commercial use. Any service other than cleaning and preventive
maintenance should be performed by an authorized Wilbur Curtis service technician.
• To reduce the risk of mre or electric shock, DO NOT open the service panels. There are no user
serviceable parts inside.
• Keep hands, arms and other items away from hot surfaces of the unit during operation.
• Clean the appliance and any dispensers completely before using them for the mrst time according to
the CLEANING INSTRUCTIONS. Clean them regularly as instructed in the CLEANING INSTRUCTIONS.
• Use this appliance only for its intended use, brewing/dispensing hot and/or cold beverages/water.
• This appliance is not intended for use by persons (including children) with reduced physical, sensory
or mental capabilities or lack of experience and knowledge, unless they have been given supervision
or instruction concerning use of the appliance by a person responsible for their safety. Children should
be supervised to ensure that they do not play with the appliance.
• Avoid spillage onto the power (mains) connector.
COFFEE/TEA BREWERS, IMPORTANT SAFEGUARDS/SYMBOLS 121622J
WARNING - This product can expose you to chemicals including Acrylamide and Bisphenol A (BPA),
which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information visit www.P65Warnings.ca.gov.

IMPORTANT SAFEGUARDS IS2
COFFEE/TEA BREWERS, IMPORTANT SAFEGUARDS/SYMBOLS 121622J
CE Requirements
• This appliance must be installed in locations where it can be overseen by trained personnel.
• For proper operation, this appliance must be installed where the temperature is between 5°C to 35°C.
• This appliance is not suitable for outdoor use.
• This appliance shall not be tilted more than 10° for safe operation.
• An electrician must provide electrical service as specimed in conformance with all local and national codes.
For safe use, an all-pole disconnection must be incorporated into the mxed wiring in accordance with the
wiring rules outlined in clause 7.12.2 of IEC 60335 for meeting the minimum electrical safety of this standard.
• This appliance must not be cleaned by water jet.
• This appliance can be used by persons aged from 18 years and above if they have been given supervision or
instruction concerning use of the appliance in a safe way and if they understand the hazards involved.
• Keep the appliance and its cord out of reach of children aged less than 18 years.
• Appliances can be used by persons 18 years and above with reduced physical, sensory or mental
capabilities or lack of experience and knowledge if they have been given supervision or instruction
concerning use of the appliance in a safe way and understand the hazards involved.
• Children under the age of 18 years should be supervised to ensure they do not play with the appliance.
• If the power cord is ever damaged, it must be replaced by the manufacturer or authorized service personnel
with a special cord available from the manufacturer or its authorized service personnel in order to avoid a
hazard.
• Machine must not be immersed for cleaning.
• Cleaning and user maintenance shall not be made by children unless they are older than 18 years and
supervised.
• This appliance is intended to be used in household and similar applications such as:
– staff kitchen areas in shops, ofmces and other working environments;
– by clients in hotels, motels and other residential type environments;
– bed and breakfast type environments.
• This appliance not intended to be used in applications such as:
– farm houses
• Access to the service areas permitted by Authorized Service personnel only.
• The A-Weighted sound pressure level is below 70 dBA.
Disposal of Equipment
• This product contains plastic, metal and electronic components and is considered e-waste. At the end of
its life, this product must not be disposed of in normal household waster but can be instead delivered to a
collection point for recycling electric and electronic appliances, consult with the local municipality for proper
disposal guidelines.

IMPORTANT SAFEGUARDS IS15
EC DIRECTIVES 070621D
European Regulations and Directives
• This appliance meets the requirements of all applicable regulations in Regulation 1907/2006/EU (REACH),
Directive 2011/65/EU (ROHS) and its amendment (EU) 2015/863, Directive 2012/19/EU (WEEE), Directive
2014/30/EU (EMC), Directive 2006/42/EC (Machinery) and Directive 2014/35/EU (LVD).
• The declaration of conformity is included with this appliance. The appliance bears the CE mark.
• This appliance is subject to the directive on waste electrical and electronic equipment (WEEE/
EU directive). Do not dispose of this appliance in domestic waste. Contact your local governing
authorities for information on disposal requirements.
• Any modimcations to equipment that are not approved by the Wilbur Curtis Company will render this
declaration invalid.

INSTALLATION INSTRUCTIONS II2
Installation Instructions
Installation Requirements
• A secure surface capable of supporting the weight of the appliance.
• For units without an attached cord set attached or dual voltage units set up for use with 220 - 240 Volts:
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appliance will be hard wired to a junction box, the power cable must be long enough so that the unit can be
moved for cleaning underneath.
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appliance (see SPECIFICATIONS). The circuit must be protected by the appropriate sized circuit breaker. If
you are not certain that the existing circuit meets the requirements for your unit, consult a licensed electrician.
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VOJU4FFUIFSPECIFICATIONS section for the correct size. The water line should also be capable of being
controlled by a shut off valve. Do not connect the water line to a saddle valve or needle valve.
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1A quick disconnect or additional coiled tubing (at least two times the depth of the appliance) is required
so that it can be moved for cleaning underneath.
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federal, state and local codes.
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installed and maintained in accordance with federal, state and local codes.
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WARNING: Improper electrical connection may result in an electric shock hazard or damage the unit. This
appliance must be properly grounded.
NOTICE: DO NOT connect this appliance to a hot water supply. The water inlet valve is not rated for hot
water. Do not exceed the maximum water pressure stated in the SPECIFICATIONS section.
IMPORTANT: Observe all governing codes and ordinances.
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make sure that the installation is in compliance with the applicable plumbing/sanitation code for your area.

INSTALLATION INSTRUCTIONS II9
Front
panel
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block
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or
Installation
Leveling
1 Position the brewer on the counter top. Level it left to
right and front to back by turning the bottom of the
legs.
Connect the Water Supply
2 Flush the water supply line prior to installation to purge
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the back of the brewer. Leave the water supply valve
closed until the power is connected.
WARNING: Use the leveling legs to level the
brewer only. Do not use them to adjust brewer
height. Do not extend them higher than necessary.
(5)&3.0130*/45"--"5*0/*/4536$5*0/4ø 082019C
WARNING: Do not connect the power cord to the
power supply until instructed to do so.
Setting Up 120/220 Volt Units for 220-240 Volt Operation
4 Remove the front panel.
5 Loosen the strain relief on the back of the brewer.
6 Disconnect the existing power cable from the terminal
block and remove.
7 Feed the 220-240 Volt power cable through the strain
relief, into the brewer. The brewer may be wired for
connection directly to a junction box or for use with a
power plug that connects to an electrical outlet meeting
the brewer SPECIFICATIONS.
8 Disconnect and cap the jumper wire between the “C”
and “N” terminals on the terminal block.
9 Connect the wires on the power cable to the terminal
block inside the brewer according to the ELECTRICAL
SCHEMATIC.
10 Tighten the strain relief and replace the front panel.

Electrical Connection
Connection to a Junction Box
17 Connect the power cable wires to the terminals in
the junction box and replace the cover. See the
ELECTRICAL SCHEMATIC for the power supply
requirements.
INSTALLATION INSTRUCTIONS II9
Connecting the Brewer Wiring (Units That Come from
the Factory Without a Power Cord Attached)
Brewers With Power Connector Mounted to the Back
11 Connect a C20 IEC power cord (not supplied)
compatible with the electrical outlet installed in the
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Back of
brewer
WARNING: Turn off power to the junction box at the
circuit breaker panel and lock out and tag the
circuit breaker before connecting the power cable
to the junction box.
WARNING: Do not connect the power cord to the
power supply until instructed to do so.
Front
panel
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Brewers With Strain Relief Mounted to the Back
12 Remove the front panel by removing the screws that
hold it in place.
13 Loosen the strain relief on the back of the brewer.
14 Feed the power cable into the brewer. The brewer may
be wired for connection directly to a junction box or for
use with a power plug that connects to an electrical
outlet meeting the brewer SPECIFICATIONS.
15 Connect the wires on the power cable to the terminal
CMPDLJOTJEFUIFCSFXFSBTTQFDJmFE4FFUIF
ELECTRICAL SCHEMATIC.
16 Tighten the strain relief and replace the front panel.
Power cable IURPEUHZHU
or

INSTALLATION INSTRUCTIONS II9
(5)&3.0130*/45"--"5*0/*/4536$5*0/4ø 082019C
Connection to an Electrical Outlet
18 If not already installed, install the appropriate type of
power plug for your locality. Consult local electrical
codes to determine the approved type of power plug
for your region.
19 Connect the power plug to the appropriate electrical
outlet.
Powering up the Unit
20 Turn on the water supply valve.
21 Make sure that the circuit breaker supplying power to
the unit is on.
22 Turn the toggle switch on the back of the brewer to the
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to the PROGRAMMING GUIDE section and program
the brewer for the correct model and batch number.
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volume, the heating elements will turn on automatically.
Depending on the incoming water temperature and
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requires 20 to 30 minutes to reach the factory set
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“Ready to Brew” should be on the display.
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of hot water through the hot water faucet to help purge
air from the tubing inside the brewer.
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remaining air from the tubing. See OPERATING
INSTRUCTIONS. During the initial brew cycle and
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water tank.
Back of brewer
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elevations, reduce the default operating
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1000 feet (300 m) of elevation above 4000 feet
(1200 m). See PROGRAMMING GUIDE.
WARNING: Connect the power cord only to the
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compatible, either have the cord replaced or have
the electrical outlet upgraded by a licensed
electrician. Do not use an extension cord. Do not
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OPERATING INSTRUCTIONS OI11
Brewing Instructions
The G4 ThermoPro Brewer is factory preset for optimal performance.
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2 Center an empty dispenser
under the brew basket.
3 *OTFSUBDMFBOQBQFSmMUFS
into the brew basket. Fill with
the proper amount of ground
coffee. Level the coffee in the
mMUFS
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into the brew rails under the
control panel. Slide it all the
way back until it stops.
5 )PMEZPVSmOHFSPOUIF
appropriate brew icon. As
soon as you hear the click
of the brew valve, lift your
mOHFS#SFXJOHXJMMCFHJO
The brewer will brew coffee based on the settings programmed into the universal control module (UCM). To
change the settings, see the PROGRAMMING GUIDE section.
1 The brewer should be ON.
$POmSNUIJTBUUIFSFBSUPHHMF
switch. “Ready to brew”
should be on the display. If
the brewer is connected to an
inter-lock grinder, the grinder
should be on. When inter-lock
connection is made, grind
coffee at this time.
WARNING - TO AVOID SCALDING, AVOID SPLASHING. Keep body parts clear of the brewer during
CSFXJOH%POPUSFNPWFUIFCSFXCBTLFUXIJMFi#SFXJOHwBQQFBSTPOUIFEJTQMBZ
6 If a keypad appears on
the display, the brew code
feature is enabled (default
is off). Brewing will start
immediately after you enter
the brew code. See the
PROGRAMMING GUIDE to
set up/disable the brew code.
Back of brewer

NOTICE - Do not use cleaning liquids, compounds or powders containing chlorine (bleach) or corrosives.
5IFTFQSPEVDUTQSPNPUFDPSSPTJPOBOEXJMMEBNBHFUIFmOJTIFT USE OF THESE PRODUCTS WILL VOID
THE WARRANTY.
CLEANING INSTRUCTIONS CI1
Cleaning The Brewer - Daily
BREWERS - GENERIC, CLEANING INSTRUCTIONS 080416B
WARNING: HOT SURFACES - To avoid injury, allow the brewer and dispenser(s) to cool before cleaning.
The brewer should be OFF.5VSOUIFCSFXFSPGGCZnJQQJOHUIFSFBSUPHHMFTXJUDIUPUIF0''QPTJUJPO
1 Remove the dispenser(s). Wipe exterior brewer surfaces with a damp cloth to remove spills and debris.
2 Remove the brew basket(s) and clean them in a mild detergent solution. Use a soft bristled brush for hard to
clean areas. Rinse with clean water, then dry.
3 Wipe the spray head area with a cloth soaked in a mild detergent solution. Rinse with a cloth soaked with
clean water removing any residual detergent. Use a clean, soft cloth to dry.
4 Dump out the drip tray(s) (if applicable). Rinse with clean water, then dry with a soft, clean cloth.
Cleaning The Brewer - Weekly
The brewer should be OFF.5VSOUIFCSFXFSPGGCZnJQQJOHUIFSFBSUPHHMFTXJUDIUPUIF0''QPTJUJPO
1 Remove the spray head(s), unscrewing counterclockwise from the dome plate.
2 Thoroughly clean and rinse the dome plate area.
3 Clean the brew basket rails with a brush soaked with a mild detergent solution. Rinse the area with a cloth
soaked with clean water, removing any residual detergent.
4 Dry the area with a soft, clean cloth.
5 Reattach the spray head(s).
WARNING: DO NOT immerse the brewer in water or any other liquid.

Cleaning the Thermal Dispenser (Daily)
CLEANING INSTRUCTIONS CI5
1.0/1.5 GALLON THERMAL DISPENSER, CLEANING INSTRUCTIONSø D
WARNING: DO NOT immerse the dispenser or lid in water or any other liquid. Do not place the dispenser
or lid in a dishwasher. Doing so will void the warranty. Do not use harsh powders or cleansers containing
chlorine. Do not use a wire brush or scouring pad to clean inside the liner. To avoid damage, DO NOT
use a brush to clean the faucet or the inside of the faucet shank (outlet).
Cleaning the Container
1 Remove the lid. Rinse the dispenser and lid.
 Wash - Prepare a mild solution of detergent and warm
water. Wipe the exterior surfaces of the container and
the lid with a sponge moistened with the detergent
solution to remove spills and debris. Using the supplied
CSVTIDMFBOJOTJEFUIFmMMUVCFPOUIFMJE'JMMUIFMJOFS
with the detergent solution. Use a sponge brush to
scrub out the stainless steel liner.
3 Rinse - Rinse out the liner and lid with clean, warm
water.
4 Sanitize - Reattach the lid, remove the cover and
center the hole under the brew basket on the brewer.
'PSHBM-EJTQFOTFSTESPQone TABZ Z95
UBCMFUJOUPUIFCSFXCBTLFU'PSHBM-
dispensers, drop two TABZ Z61 tablets into the brew
CBTLFU4MJEFUIFCSFXCBTLFUXJUIKVTUUIFUBCMFU<T>
JOTJEFJOUPUIFCSFXSBJMTPOUIFCSFXFS3VOBCSFX
cycle and allow the liner to soak for 5 to 10 minutes
BGUFSnVJETUPQTnPXJOH
5 0QFOUIFGBVDFUBOEESBJOPVUUIFTBOJUJ[FSUPDMFBOUIF
GBVDFUTIBOL
6 'JMMUIFMJOFSUPUIFUPQXJUIDMFBOXBSNXBUFSBOEESBJO
UISPVHIUIF GBVDFUUPSJOTFUIFGBVDFUTIBOL
 'JMMUIFMJOFSUPUIFUPQXJUIXBUFSBTFDPOEUJNFBOE
drain through the faucet. Rinse the lid thoroughly,
pouring water through the brew-through hole and tube,
during rinsing.
continued...
Style varies
The following cleaners are required to properly maintain the thermal dispenser:
• Mild solution of dish-washing detergent and warm water
• TABZ™Coffee Equipment Cleaner Tablets*
• One-Pro Beverage Equipment Cleaner
* For 1.5 gal./5.7 L dispensers use type Z95 (Curtis PN WC-79000)
For 1.0 gal./3.8 L dispensers use type Z61 (Curtis PN WC-79003)
Lid Cover
Stem*
*Some versions
Fill tube
WASH
IMPORTANT: Some dispensers have a stem on the bottom of the lid with a built-in sensor used for the
'SFTI5SBD®feature. Keep this stem free from coffee oil build-up for proper operation.
or
see text
1R¿OWHURU
coffee
SANITIZE

CLEANING INSTRUCTIONS CI5
("--0/5)&3."-%*41&/4&3$-&"/*/(*/4536$5*0/4ø D
 Disassemble the faucet - Unscrew the handle/
bonnet assembly from the top of the faucet and
remove it. Inspect the seat cup for wear. Replace the
seat cup if it is damaged.
%JTBTTFNCMFUIFTJHIUHBVHFTPNFWFSTJPOT
Unscrew the cap and guard to dis-assemble.
Remove the glass tube. Inspect it for cracks or
chips. If broken, replace the glass with a new one.
9 Air Dry - Turn the container and lid upside down
and allow to air dry.
Cleaning the Faucet Parts and Site Gauge
10 Wash - Wash allGBVDFUBOEHBVHFHMBTTQBSUTJG
BQQMJDBCMFXJUIUIFEFUFSHFOUTPMVUJPO$MFBOUIF
inside of the gauge glass with a gauge brush soaked
with detergent solution.
11 Rinse - Thoroughly rinse all parts with clean, warm
water.
 Sanitize - After rinsing, place all faucet and gauge
parts in a sink to be sanitized. Immerse them in One-
1SPDMFBOFSNJYFEBUBSBUJPPGP[HQFSHBM
-PGIPUXBUFS¡'¡$NJO"MMPXUIFQBSUT
to soak for 15 minutes.
13 Air Dry - Remove the faucet parts from the
sanitizer, rinse thoroughly and allow them to air dry.
14 Reassemble - When dry, reassemble the handle/
bonnet. Hand tighten the handle/bonnet onto the
top of the faucet assembly, reinstall the site gauge
JGBQQMJDBCMF*GSFQMBDJOHBCSPLFOHBVHFHMBTT
carefully remove any traces of glass from the silicone
parts before inserting the new gauge glass tube.
Reinstall the lid.
WASH
RINSE
SANITIZE
Cleaning the Thermal Dispenser (cont.)
Faucet
Assembly
Style varies
Seat cup
Handle
Bonnet
Cap
Lid
Washer
Washer
Guard
Glass tube
Float

Cleaning the Airpot/Pour Pot (Daily)
CLEANING INSTRUCTIONS CI9
10631054"*31054$-&"/*/(*/4536$5*0/4ø #
WARNING: DO NOT immerse the airpot/pour pot or lid assembly in water or any other liquid. Do not place the
airpot/pour pot or lid in a dishwasher. Placing a airpot or pour pot in a dishwasher will void the warranty.
Cleaning Airpots
 Wash - Wipe the exterior surfaces of the airpot and
lid with a sponge soaked with the detergent solution
to remove spills and debris. Fill the liner with the
detergent solution. Use a sponge cleaning brush to
clean inside. Clean the spout/siphon tube with the
detergent solution.
 Rinse - Rinse the airpot and the spout/siphon tube
with clean, warm water.
3 Sanitize - Sanitize the interior of the airpot, the
spout/siphon tube and the lid, using a commercial
sanitizer suitable for food grade applications. Swab,
brush or pressure spray the sanitizing solution
according to the directions on the package.
 Air Dry - Turn the airpot and lid upside down.
Allow all parts to air dry.
Cleaning Pour Pots
 Wash - Wipe the exterior surfaces of the pour pot
and lid with a sponge soaked with the detergent
solution to remove spills and debris. Fill the liner with
the detergent solution. Use a sponge cleaning brush
to clean inside.
 Rinse - Rinse the pour pot and the lid with clean,
warm water.
3 Sanitize - Sanitize the interior of the pour pot and
the lid, using a commercial sanitizer suitable for
food grade applications. Swab, brush or pressure
spray the sanitizing solution according to the
directions on the package.
 Air Dry - Turn the pour pot and lid upside down
and allow to air dry.
Start by preparing a mild solution of detergent and warm water. Remove the airpot/pour pot from the brewer and
remove/open the lid. On airpots, remove the nozzle assembly. Rinse.
Nozzle
assembly
TLXA2201G000 shown. Appearance and size varies
with model number.
CLXP6401S100 shown. Appearance and size varies
with model number.
NOTE: The stem on the bottom of TFT series pour pot lids have a built-in sensor used for the FreshTrac®
feature. Keep this stem free from coffee oil build-up for proper operation. After cleaning, inverting the lid
GPSTFDPOETSFTFUTUIF'SFTI5SBDUJNFS

PROGRAMMING GUIDE PG1
2 The ACCESS CODE screen will appear. The
default pass code is 1 2 3 4. Once the code is
entered, press OK. The MAIN MENU screen will
appear. The access code can be reset in the
Control Settings sub-menu, under Passwords.
Manual Programming Mode
1 5BQUIFXIJUF$VSUJTMPHPPOUIFUPVDITDSFFOmWFUJNFTUPFOUFSQSPHSBNNJOHNPEF
3 The MAIN MENU screen contains a series of sub-
NFOVJDPOT5IFJDPOTWBSZCBTFEPOUIFNPEFM
selected under the Model Select sub-menu. For
UIFCSFXFSUPPQFSBUFQSPQFSMZUIFNPEFMTFMFDUFE
must match the model series on the brewer model
OVNCFSMBCFMBGmYFEUPUIFPVUTJEFPGUIFNBDIJOF
(130(3"..*/((6*%&ø  H
Status lights
Brew Buttons
Curtis logoHome Undo Scroll
left/right
Return to
previous
Control symbols - all
symbols may not be
present at the same
time
Display view varies
with model
Touchscreen Control Module Overview
5IFUPVDITDSFFOUVSOTPOXIFOFWFSUIFSFBSUPHHMFTXJUDIJTPO5IFTZNCPMCVUUPOTPOUIFTDSFFODPOUSPM
PQFSBUJPOBOEQSPHSBNNJOH1SFTTJOHUIFPOTDSFFOTZNCPMTBOECVUUPOTXJUIZPVSmOHFSUJQBDUJWBUFTUIFWBSJPVT
functions. The default screen, as well as additional control buttons are shown below.
There are two methods for changing the default settings on G4 brewers. The settings can be programmed
NBOVBMMZVTJOHUIFCSFXFSUPVDITDSFFOTFFCFMPXPSBVUPNBUJDBMMZVTJOHUIF64#6OJWFSTBM4FSJBM#VTEBUB
port on the side of the brewer (see Automatic Programming - USB).

PROGRAMMING GUIDE PG1
Manual Programming Mode (cont.)
4IPXOCFMPXBOEPOUIFGPMMPXJOHQBHFTBSFUIFTVCNFOVTBWBJMBCMFGPSUIFQSPHSBNNJOH."*/.&/65IF
JDPOTBOEQSPHSBNNJOHPQUJPOTUIBUBQQFBSWBSZCBTFEPOUIFCSFXFSNPEFMTFMFDUFEVOEFS.PEFM4FMFDU
Recipes Menu
4FMFDUGSPNUIFGPMMPXJOHDPGGFFUZQFT(PVSNFU45%TUBOEBSE-JHIU3PBTU%BSL3PBTU)JHI:JFME'JMUFS
1BDL%FDBGPS$VTUPN3FDJQFT5IFGBDUPSZEFGBVMUTFUUJOHJT(PVSNFU45%4FMFDUJOHUIFDPGGFFUZQFTFUT
UIFUFNQFSBUVSFBOEWBSJPVTCSFXTFUUJOHTGPSUIFCSFXFSTIPXOJOUIFBrew SettingsTFDUJPOUPUIFGBDUPSZ
SFDPNNFOEFETFUUJOHTGPSUIFUZQFPGDPGGFFCFJOHCSFXFE*GEFTJSFEUIFJOEJWJEVBMCSFXTFUUJOHTNBZCF
DIBOHFEPODFUIFDPGGFFUZQFJTTFMFDUFEUPNFFUZPVSCSFXJOHOFFET
IMPORTANT:*GZPVDIBOHFBOZPGUIFCSFXFSTFUUJOHTPOUIFGPMMPXJOHQBHFTTPNFPSBMMPGUIFNNBZCF
NPEJmFEJGZPVDIBOHFUIFDPGGFFUZQFBGUFSXBSEVTJOHUIF3FDJQFTNFOV
continued...
(130(3"..*/((6*%&ø  H
Tea
Gourmet Std
Light Roast
Dark Roast
High Yield
Filter Pack
Decaf
Custom Recipe
Model Select
Control Settings Brew Settings
Recipes
ComboCoffee
Settings Summary Exit
Temperature Settings
Warmer Settings
Quality Timer
Energy Savings
Satellite LED Color
Sounds
Diagnostics
Display Settings
Preventative Maintenance
Brew Counter
Passwords
Master Reset
Regional Settings
Rinse Volume
By Volume/Time
Pre/Pulse
Bypass
Drip Out
Gemini
Gemini IF
GEMX
GEMX Narrow
TP
TPX
TP1
TPX1G
Single
Twin
Single
Twin
*
*Only models covered by this user guide are shown.
One Batch
Two Batch
One Batch
Two Batch
Three Batch
Recipe Default Brew Settings
(all models except G4TP1 and G4TPX1 series)
Temperature Pulse
Brew
Bypass
Large
Bypass
Medium
Bypass
Small
Pre-
Infusion
Gourmet
STD 200°F/92°C C 35% 10% 0% OFF
Light
Roast 200°F/92°C C 45% 15% 0% OFF
Dark
Roast 196°F/91°C OFF 25% 5% 0% 60/60
High
Yield 192°F/89°C OFF 35% 10% 0% 60/60
Filter
Pack 200°F/92°C C 0% 0% 0% OFF
Decaf 200°F/92°C C 0% 0% 0% OFF
Recipe Default Brew Settings
(G4TP1 and G4TPX1 series)
Temperature Pulse
Brew
Bypass
Large
Bypass
Small
Pre-
Infusion
Gourmet
STD 200°F/92°C C 10% 0% OFF
Light
Roast 200°F/92°C C 15% 0% OFF
Dark
Roast 196°F/91°C OFF 5% 0% 60/60
High
Yield 192°F/89°C OFF 10% 0% 60/60
Filter
Pack 200°F/92°C C 0% 0% OFF
Decaf 200°F/92°C C 0% 0% OFF

PROGRAMMING GUIDE PG1
(130(3"..*/((6*%&ø  H
Control Settings Menu
Temperature - TFUTUIFCSFXJOHUFNQFSBUVSFPGUIFXBUFSIFMEJOUIFXBUFSUBOL5IFGBDUPSZEFGBVMUTFUUJOHJT
'¡$5IFTFUUJOHSBOHFJT'UP'¡$UP¡$
Warmer Settings (some models)
• Auto-Off (G4GEMS/G4GEMT series) - adjusts the time that elapses before the dispenser warmer
TIVUTPGGBVUPNBUJDBMMZ5IFGBDUPSZEFGBVMUTFUUJOHJT%JTBCMFE5IFTFUUJOHSBOHFJTUPIPVST
• Auto-Off (G4GEMSIF/G4GEMTIF series) - adjusts the time that elapses before the dispenser
XBSNFSTIVUTPGGBVUPNBUJDBMMZ5IFGBDUPSZEFGBVMUTFUUJOHJTIPVST
• Power Setting (All G4 Gemini series) - TFUTUIFXBSNFSQPXFSMFWFM5IFGBDUPSZEFGBVMUTFUUJOHJT
.&%5IFBWBJMBCMFTFUUJOHTBSF)*().&%PS-08
Quality Timer (G4GEMSIF/G4GEMTIF and G4GEMX series only) - adjusts the Intellifresh®RVBMJUZUJNFS
5IFGBDUPSZEFGBVMUTFUUJOHJTIPVST*UOPUJmFTUIFVTFSUIBUUIFDPGGFFJTOPMPOHFSGSFTI5IFTFUUJOHSBOHFJT
NJOVUFTUPIPVSTGPS((&.4*'((&.5*'TFSJFTBOENJOVUFTUPIPVSTNJOVUFTGPS((&.9
series.
Energy Save Mode - TBWFTFOFSHZEVSJOHQFSJPETPGOPOVTF5IFGBDUPSZEFGBVMUTFUUJOHJT/P$IBOHF
FOFSHZTBWFSPGG5IFTFUUJOHPQUJPOTBSF/P$IBOHFUVSOPGGUIFIFBUJOHFMFNFOUBGUFSGPVSIPVSTPGOPOVTF
PSSFEVDFUIFIFBUJOHFMFNFOUUFNQFSBUVSFUP¡'¡$BGUFSGPVSIPVSTPGOPOVTF
Satellite Color (G4GEMX series models only) - changes the color scheme of the dispenser. The default
TFUUJOHDPMPSJTXIJUFXIFOUIFRVBMJUZUJNFSJTPOSFEXIFOJUJTPGG
Sounds - UVSOTUIFCFFQFSIFBSEFBDIUJNFBCVUUPOJTQSFTTFEPOPSPGG5IFGBDUPSZEFGBVMUTFUUJOHJT0O
Diagnostics - SVOTUIFTZTUFNBVUPUFTU4FFUIFTroubleshooting Guide for more details.
Display Settings
• Brew Timer - UVSOTUIFCSFXUJNFSPOUIFEJTQMBZPOBOEPGG5IFGBDUPSZEFGBVMUTFUUJOHJT4IPX
• Quality Timer (G4GEMSIF/G4GEMTIF and G4GEMX series only) -5VSOTUIFRVBMJUZUJNFSEJTQMBZ
POBOEPGG5IFGBDUPSZEFGBVMUTFUUJOHJT4IPX
• Rinse Server Message -UVSOTUIFi3JOTF4FSWFSCFGPSF#SFXJOHwNFTTBHFEJTQMBZPOBOEPGG5IF
GBDUPSZEFGBVMUTFUUJOHJT4IPX
• Warmer Icon (G4GEMSIF/G4GEMTIF and G4GEMX series only) - turns the warmer icon on and off.
*UBQQFBSTPOUIFEJTQMBZXIFOUIFXBSNFSJTPO5IFGBDUPSZEFGBVMUTFUUJOHJT4IPX
• Screen saver -UVSOTUIFEJTQMBZTDSFFOTBWFSPOBOEPGG5IFGBDUPSZEFGBVMUTFUUJOHJT0GG
• Display Name -DIBOHFTUIFDPNQBOZOBNFPOUIFEJTQMBZ5IFGBDUPSZEFGBVMUJTCMBOL
• Brew button icon -TXJUDIFTUIFCSFXCVUUPOJDPOTUIBUBQQFBSPOUIFEJTQMBZ0SJHJOBMPSCBHTUIF
GBDUPSZEFGBVMUTFUUJOHJT0SJHJOBM
Preventive Maintenance
• Maintenance Interval -UVSOTPOPGGBOEBEKVTUTUIFQSFWFOUJWFNBJOUFOBODFCSFXNPOJUPS5IF
GBDUPSZEFGBVMUTFUUJOHJT%JTBCMFE8IFO&OBCMFEJUNFBTVSFTUIFOVNCFSPGHBMMPOTCSFXFECFGPSF
UIFNBJOUFOBODFSFNJOEFSBQQFBSTPOUIFEJTQMBZ5IFTFUUJOHSBOHFJTUPHBM-
• Service Telephone Number -TFUTUIFTFSWJDFQIPOFOVNCFSUIBUBQQFBSTPOUIFEJTQMBZXIFOUIF
6$.EFUFDUTBOFSSPSDPOEJUJPO5IFGBDUPSZEFGBVMUJT
Brew Counter -8IFOBDDFTTFEUIJTGFBUVSFEJTQMBZTUIFUPUBMOVNCFSPGCSFXDZDMFTBOEUIFSFTFUUBCMF
CSFXDZDMFDPVOUFSOVNCFSPGCSFXDZDMFTTJODFMBTUSFTFU
continued...

PROGRAMMING GUIDE PG1
(130(3"..*/((6*%&ø  H
Control Settings Menu (cont.)
Passwords
• Programming Password -DIBOHFTUIFQSPHSBNNJOHNFOVQBTTXPSE"MXBZTBDUJWF5IFGBDUPSZ
default is 1234.
• Brew Password - turns the brew access password feature on and off and is used to create the
CSFXQBTTXPSE5IJTGFBUVSFQSFWFOUTCSFXJOHCZVOBVUIPSJ[FEQFSTPOT5IFGBDUPSZEFGBVMUTFUUJOH
JT%JTBCMFE8IFO&OBCMFEBOBDDFTTDPEFLFZQBEBQQFBSTPOUIFTDSFFOXIFOUIFCSFXCVUUPOJT
pressed. The correct access code must be entered before brewing will proceed.
• USB Password - UVSOTUIF64#TDSFFOBDDFTTQBTTXPSEPOBOEPGGBOEJTVTFEUPDSFBUFUIF64#
BDDFTTQBTTXPSE5IJTGFBUVSFQSFWFOUTBDDFTTCZVOBVUIPSJ[FEQFSTPOTUPUIF64#QSPHSBNNJOH
TDSFFOT5IFGBDUPSZEFGBVMUTFUUJOHJT%JTBCMFE8IFO&OBCMFEBOBDDFTTDPEFLFZQBEBQQFBSTPO
UIFTDSFFOXIFOUIFVTFSBUUFNQUTUPBDDFTTUIF64#NFOVT
Master Reset - SFTFUTUIFCSFXFSVOJWFSTBMDPOUSPMNPEVMF6$.UPUIFGBDUPSZEFGBVMUTFUUJOHT
Regional Settings
• SI/US -TXJUDIFTUIFCSFXFSVOJUTFUUJOHTCFUXFFO64BOENFUSJD5IFGBDUPSZEFGBVMUTFUUJOHJT64
• Language -DIBOHFTUIFMBOHVBHFUIBUBQQFBSTPOUIFEJTQMBZ5IFGBDUPSZEFGBVMUTFUUJOHJT&OHMJTI
Rinse Volume - UVSOTUIFEJTQFOTFSSJOTFPQUJPOTPOBOEPGG5IFGBDUPSZEFGBVMUTFUUJOHJT%JTBCMFE5IF
TFUUJOHSBOHFGPSSJOTFWPMVNFJTP[UPP[
Brew Settings Menu
8IFOZPVmSTUFOUFSUIF#SFX4FUUJOHTQSPHSBNNJOHNFOVZPVXJMMCFBTLFEUPTFMFDUQSFTTB#3&8CVUUPOUP
DIBOHFUIFTFUUJOHTGPS5PQSPHSBNNPSFUIBOPOF#3&8CVUUPOmOJTIQSPHSBNNJOHUIFmSTUUIFOreenter the
Brew Settings menu to program the second.
Brew by Volume (G4TP1 and G4TPX1 series) - BEKVTUTUIFWPMVNFCSFXFE5IFGBDUPSZEFGBVMUTFUUJOHT
(PVSNFU45%TFUUJOHBSF-"3(&P[P[-NM and 4."--P[P[-NM8JUI
BEJTQFOTFSJOQMBDFQSFTT45"35UPCFHJO8IFOUIFEFTJSFEWPMVNFJTSFBDIFEQSFTT45015IFCSFX
WPMVNFJTOPXTFU
Brew by Volume (all models except G4TP1 and G4TPX1 series) - BEKVTUTUIFWPMVNFCSFXFE5IFGBDUPSZ
EFGBVMUTFUUJOHT(PVSNFU45%TFUUJOHBSF-"3(&P[P[-NM .&%*6.P[P[
-NM 4."--P[P[-NM8JUIBEJTQFOTFSJOQMBDFQSFTT45"35UPCFHJO8IFOUIF
EFTJSFEWPMVNFJTSFBDIFEQSFTT45015IFCSFXWPMVNFJTOPXTFU
Brew by Time (G4TP1 and G4TPX1 series) - BEKVTUTUIFBNPVOUPGDPGGFFCSFXFECZUJNFSBUIFSUIBOCZ
WPMVNF5IFGBDUPSZEFGBVMUTFUUJOHT<(PVSNFU45%TFUUJOH>BSF-"3(&NJOTFDBOE4."--NJO
sec.
Brew by Time (all models except G4TP1 and G4TPX1 series) - BEKVTUTUIFBNPVOUPGDPGGFFCSFXFECZ
UJNFSBUIFSUIBOCZWPMVNF5IFGBDUPSZEFGBVMUTFUUJOHT<(PVSNFU45%TFUUJOH>BSF-"3(&NJOTFD
.&%*6.NJOTFDBOE4."--NJOTFD
Pre-Infusion - TFUTUIFCSFXFSQSFJOGVTJPOUJNF1VMTF#SFXNVTUCF0GGUPBDDFTTUIFGBDUPSZEFGBVMU
TFUUJOH<(PVSNFU45%TFUUJOH>JT0GG1SF*OGVTJPOJODSFBTFTDPOUSPMPGDPGGFFDMBSJUZBOEFYUSBDUJPO8IFO
UVSOFE0OUIFTFUUJOHSBOHFJTUPTFDPOET
continued...

PROGRAMMING GUIDE PG1
(130(3"..*/((6*%&ø  H
Brew Settings Menu (cont.)
Pulse Brew - TFMFDUTUIFQVMTFCSFXQBUUFSO1SF*OGVTJPONVTUCFPGGUPBDDFTTUIFGBDUPSZEFGBVMUTFUUJOH
<(PVSNFU45%TFUUJOH>JT$5IFQVMTFCSFXQBUUFSOTFMFDUFEiUVOFTwPSDIBOHFTUIFnBWPSPGUIFDPGGFF*G
FOFSHZTBWFSNPEFJTPOBGUFSQSFTTJOHUIFCSFXCVUUPOUIFCSFXDZDMFXJMMTUBSUXIFOUIFXBUFSJOUIFUBOL
reaches brewing temperature.
Pulse Brew Guidelines
• 'JMUFSQBDLUZQFDPGGFFTUZQJDBMMZFYUSBDUCFUUFSXJUIUIF"BOE#QVMTFTFUUJOH
• %FDBGGFJOBUFEDPGGFFTUZQJDBMMZFYUSBDUCFUUFSXJUIUIF#QVMTFTFUUJOH
• )JHIZJFMEDPGGFFTUZQJDBMMZFYUSBDUCFUUFSXJUIUIF$QVMTFTFUUJOH0GDPVSTFBOZPGUIF"#PS$
TFUUJOHTNBZCFVTFEUPTVJUZPVSUBTUFQSPmMF
• Settings D and E are manual pulse counts.
By-Pass (G4TP1 and G4TPX1 series) - IFMQTDPOUSPMFYUSBDUJPOGPSMBSHFSCSFXT5IFGBDUPSZEFGBVMU
TFUUJOHT<(PVSNFU45%>BSF-"3(&BOE4."--#ZQBTTSFEVDFTDPOUBDUUJNFUPBWPJEFYUSBDUJPOPG
VOEFTJSBCMFCJUUFSBOEIBSTInBWPSDPNQPVOET5IFTFUUJOHSBOHFJTUP
By-Pass (all models except G4TP1 and G4TPX1 series) - IFMQTDPOUSPMFYUSBDUJPOGPSMBSHFSCSFXT5IF
GBDUPSZEFGBVMUTFUUJOHT<(PVSNFU45%>BSF-"3(&.&%*6.BOE4."--#ZQBTTSFEVDFT
DPOUBDUUJNFUPBWPJEFYUSBDUJPOPGCJUUFSBOEIBSTInBWPSDPNQPVOET5IFTFUUJOHSBOHFJTUP
Drip-out Mode - TFUTUIFESJQPVUNPEFUJNFS"GUFSXBUFSTUPQTnPXJOHJUBMMPXTBEEJUJPOBMUJNFGPSUIFXBUFS
UPESBJOGSPNUIFCSFXCBTLFUCFGPSFi#SFXJOHwEJTBQQFBSTGSPNUIFEJTQMBZ5IFGBDUPSZEFGBVMUTFUUJOHJTUXP
NJOVUFT5IJTGFBUVSFSFEVDFTUIFDIBODFUIBUUIFCSFXCBTLFUXJMMCFSFNPWFEUPPFBSMZ5IFTFUUJOHSBOHFJT
TFDPOETUPNJOVUFT
Model Select Menu
Batch Size - 5IFNPEFMOVNCFSBOETJOHMFUXJOTFUUJOHTBSFTFUBUUIFGBDUPSZBOETIPVMESFNBJOTFUUPNBUDI
UIFNPEFMOVNCFSMBCFMBGmYFEUPUIFVOJU)PXFWFSUIJTTVCNFOVDBOCFVTFECZUIFFOEVTFSUPTFMFDUUIF
OVNCFSPGCSFXCVUUPOTCBUDITJ[FUIBUBQQFBSPOUIFEJTQMBZ6QPOFOUFSJOHUIF.PEFM4FMFDUNFOVTFMFDU
UIFDPSSFDUNPEFMOVNCFSBOETJOHMFUXJOTFUUJOHUIFOTFMFDUUIFCBUDITJ[F
Setting Description
A Toward the beginning of brew cycle: 4 cycles of 10 seconds on and 10 seconds off, then on until end of brew cycle.
BStarts towards ends of brew cycle. 4 cycles of 10 seconds off and 4 cycles of 10 seconds on. Ends when brew
cycle ends.
C Starts at beginning of brew cycle. 5 cycles of 25 seconds on and 20 seconds off, then on until end of brew cycle.
DManually set. Starts at beginning of brew cycle. Number of pulses is adjustable from 1 to 12. Pulse on time and off
time are both adjustable from 5 to 150 seconds.
EManually set. Starts at beginning of brew cycle. Number of pulses is adjustable from 1 to 12. Pulse on time and off
time are both adjustable from 1 to 150 seconds.
Batch Size (Brew Buttons Displayed)
TP1 and TPX1 All other models
Three Batches NA
Large
Medium
Small
Two Batches Large
Small
Large
Small
One Batch Large Large