Curtis G4GEMS63A1000 User manual

G4 Gemini®Series
Coffee Brewing System
USER GUIDE
READ AND SAVE THESE INSTRUCTIONS
NOTICE TO INSTALLER: Please leave this booklet with the machine.
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CONTENTS CL21
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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
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Email: [email protected]
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KEY FEATURES/SPECIFICATIONS/SYSTEM REQUIREMENTS FS21
Key Features
• Gold Cup Series™ – 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.
• Generation Four (G4) Digital Control Module – Large, 4.3” touch screen. Icon-driven interface streamlines
operation. On-Screen Instructions – Provides fast, intuitive training; reduces service calls.
• Built-in Self Diagnostic System – Includes real-time feedback of the brewing process and energy saving mode.
• Field selectable for 0.5, 1.0 or 1.5 gal. batch brewing.
• Industry’s most effective mineral tolerant design.
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**(06$ Single, 1.5 Gallon 1 PH 120/220 V 15.0/12.7 A 2 X 1600 W 2W/3W + G 1800/3300 W 50/60 Hz 4.5/7.5
**(07$ Twin, 1.5 Gallon 1 PH 220 V 23.6/34.5 A 3 X 2500 W 3W + G 5200/7600 W 50/60 Hz 15.0/21.0
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**(06$ 29.81” 9.11” 22.11” 50.0 lbs 7.00 cu ft µÁDUH
20 - 90 psi 1.0 gpm
**(07$ 30.00” 18.11” 22.06” 81.0 lbs 10.85 cu ft µÁDUH
20 - 90 psi 2.0 gpm
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20 - 90 psi 1.0 gpm
G4GEMS/G4GEMT, KEY FEATURES/SPECS/SYSTEM REQUIREMENTS 122217B
Following are the factory default settings for the Gemini brewer:
• Brew Volume = Large-Medium-Small
• Energy Save Mode = Off
• Brew Temperature = 200°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
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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.
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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CFGPSFVTJOHUIFNGPSUIFmSTUUJNFBDDPSEJOHUP
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.
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which are known to the State of California to cause cancer and birth defects or other reproductive harm.
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IMPORTANT SAFEGUARDS IS2
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CE Requirements
• This appliance must be installed in locations where it can be overseen by trained personnel.
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• This appliance must not be cleaned by water jet.
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instruction concerning use of the appliance in a safe way and if they understand the hazards involved.
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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.
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• 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.
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supervised.
• This appliance is intended to be used in household and similar applications such as:
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– 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.
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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: Appropriately sized, UL listed, grounding type power cable to meet
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appliance (see SPECIFICATIONS5IFDJSDVJUNVTUCFQSPUFDUFECZUIFBQQSPQSJBUFTJ[FEDJSDVJUCSFBLFS*G
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VOJU4FFUIFSPECIFICATIONS section for the correct size. The water line should also be capable of being
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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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properly grounded.
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the installation is in compliance with the applicable plumbing/sanitation code for your area.

INSTALLATION INSTRUCTIONS II14
Brew
deck
Front
panel
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label
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block
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
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3 $POOFDUUIFXBUFSTVQQMZMJOFUPUIFnBSFmUUJOHPO
the back of the brewer. Leave the water supply valve
closed until the power is connected.
Connect the Brewer Wiring
Brewers Without A Cord Set Attached and Dual
Voltage Brewers to be Operated 220 Volts
4 Remove the screws that hold the front cover in place
and remove the cover.
5 Loosen the strain relief on the back of the brewer.
6 On dual voltage units being operated at 220 Volts
(nominal) disconnect the existing power cable from
the terminal block and remove.
7 Feed the 220 Volt power cable into the brewer.
8 On dual voltage units being operated at 220 Volts,
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.
10 Tighten the strain relief and replace the front cover.
11 Connect the power cable wires to the terminals in the
junction box. See the ELECTRICAL SCHEMATIC for
the power supply requirements.
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.
WARNING: Turn off power to the junction box at
the circuit breaker panel before connecting the
power cable to the brewer. Lock out and tag the
circuit breaker.
((&.*/45"--"5*0/*/4536$5*0/4ø 122717B

INSTALLATION INSTRUCTIONS II14
Brewers With A Cord Set Attached -
12 Connect the power cord to the appropriate type of
electrical outlet.
Power Up the Brewer
13 Turn on the water supply valve.
14 Make sure that the circuit breaker supplying power to
the unit is on.
15 Turn the toggle switch on the back of the brewer to the
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16 Go to the PROGRAMMING GUIDE section and
program the brewer for the correct model and batch
number.
17 If the UCM is not already lit, push the ON/OFF button
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to the correct volume, the heating elements will turn
on automatically. Depending on the incoming water
UFNQFSBUVSFBOEUIFFMFDUSJDBMTQFDJmDBUJPOTUIFXBUFS
tank typically requires 20 to 30 minutes to reach the
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heated, “Ready to Brew” should be on the display.
18 #FGPSFCSFXJOHGPSUIFmSTUUJNFEJTQFOTFPVODFTPG
hot water through the hot water faucet to help purge air
from the tubing inside the brewer.
19 Brew a cycle of at least 12 ounces, to purge any
remaining air from the tubing. See OPERATING
INSTRUCTIONS. During the initial brew cycle and
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water tank.
Connect the Brewer Wiring (cont.)
WARNING: Connect the power cord to the
appropriate type and size electrical outlet. If the
electrical outlet is not compatible with the power
cord, have it upgraded by a licensed electrician. Do
not modify the power plug. Do not use an extension
cord. Do not use a power cord/plug that is damaged.
IMPORTANT: 8IFOPQFSBUJOHUIFCSFXFSBU
higher elevations, reduce the factory set operating
temperature (200°F) by 2°F for each 1000 feet of
elevation above 4000 feet. See PROGRAMMING
GUIDE.
((&.*/45"--"5*0/*/4536$5*0/4ø 122717B

OPERATING INSTRUCTIONS OI18
Brewing Instructions
The G4 Gemini brewer is factory preset for optimal performance.
((&.4((&.501&3"5*/(*/4536$5*0/4ø "
 Place an empty satellite
under the brew basket. Make
sure the satellite is pushed
all the way back against the
front cover.
3 *OTFSUBDMFBOQBQFSmMUFS
into the brew basket. Fill with
the proper amount of ground
coffee. Level the coffee in the
mMUFS
4 4MJEFUIFmMMFECSFXCBTLFU
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
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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.
 The brewer should be ON.
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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
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NOTICE -Do not use IntelliFresh satellites on non-IntelliFresh brewers.
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.

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.