American Dish Service ADS HUB-40-HIGH TEMP User manual

Undercounter Dishwashers
ADS HUB-40-HIGH TEMP
American Dish Service
900 Blake Street
Edwardsville, KS 66111-3820 U.S.A.
Toll Free 800-922-2178
Issue Date: 8.17.22
Manual P/N A0513316 Rev.A
Installation/Operation Manual/Parts Manual
Printed in the USA
THE MODELS CONTAINED IN THIS
MANUAL COMPLY WITH ANSI/ASSE
1001 & ANSI/ASSE 1004.
www.americandish.com
Undercounter Dishwashers
ADS HUB-40-HIGH TEMP
American Dish Service
900 Blake Street
Edwardsville, KS 66111-3820 U.S.A.
Toll Free 800-922-2178
Issue Date: 8.17.22
Manual P/N
For machines beginning with S/N W2204106955 and above
Installation/Operation Manual/Parts Manual
Printed in the USA
THE MODELS CONTAINED IN THIS
MANUAL COMPLY WITH ANSI/ASSE
1001 & ANSI/ASSE 1004.
www.americandish.com
High Temperature
with built-in booster
Fresh Water Final Rinse
8 8 8
8 8 8

COPYRIGHT © 2022 All rights reserved
For future reference, record your dishwasher information in the box below.
Model Number__________________________ Serial Number_______________________
Voltage________________Hertz_____________ Phase__________________
Service Agent __________________________________ Tel:______________________
Parts Distributor _________________________________ Tel:______________________
ATTENTION:
The model no., serial no., voltage, Hz
and phase are needed to identify your
machine and to answer questions.
The machine data plate is located
on the lower front panel.
Please have this information ready
if you call for service assistance.
National Service Department
In the USA:
Toll-free: 800-922-2178
Tel: [phone]
Fax: [phone]
email: ser[email protected]
The USGBC Member Logo is a trademark owned by the U.S. Green Building Council and is used by permission. The logo

• Use the fax form on the next page.
4:34 PM 44%

PRODUCT REGISTRATION
BY FAX
913-422-6630 in the USA
IMPORTANT IMPORTANT
Model Serial #
Date of Installation:
Company Name:
Telephone #: ( ) ---
Contact:
Address:
Address:
Telephone #:
Contact:
Installation Company:
(Street) Province Postal Code
FAILURE TO REGISTER YOUR PRODUCT MAY VOID YOUR WARRANTY
PRODUCT REGISTRATION CARD
COMPLETE THIS FORM AND FAX TO:

i
Revision History
Revision Revised Serial Number Revision
Date Pages E Description
27.06.22 All W2204106955 Released First Edition
Revision History
A revision might be a part number change, a new instruction, or other information that was
not available at print time. We reserve the right to make changes to these instructions without
notice and without incurring any liability by making the changes. Equipment owners may
request a revised manual, at no charge, by calling 1 [phone] in the USA.

ii
Limited Warranty
LIMITED WARRANTY
American Dish Service (herein referred to as ADS), 300 Blake Street, Edwardsville, KS 66111-3820 U.S.A. warrants machines, and parts, as set out below.
Warranty of Machines: ADS warrants all new machines of its manufacture bearing the name "ADS" and
installed within the United States, Islands, Mexico and Canada to be free from defects in material and workmanship for a period of one (1) year
after the date of installation or fifteen (15) months after the date of shipment by ADS, whichever occurs first. [See below for
special provisions relating to glasswashers.]
Warranty registration must be submitted to ADS within ten (10) days after installation in the USA Via email, USPS .
or by fax on the form provided at the front of this manual. If warranty registration is not returned to ADS
within such period, the warranty will expire after one year from the date of shipment.
ADS will not assume any responsibility for extra costs for installation in any area where there are jurisdictional problems
with local trades or unions. If a defect in workmanship or material is found to exist within the warranty period, ADS, at its
election, will either repair or replace the defective machine or accept return of the machine for full credit; provided; however,
as to glasswashers, ADS obligation with respect to labor associated with any repairs shall end (a) 120 days after
shipment, or (b) 90 days after installation, whichever occurs first. In the event that ADS elects to repair, the labor and work
to be performed in connection with the warranty shall be done during regular working hours by a ADS authorized service
technician. Defective parts become the property of ADS. Use of replacement parts not authorized by ADS will
relieve ADS of all furher liability in connection with its warranty. In no event will ADS warranty obligation exceed
ADS's charge for the machine. The following are not covered by ADS warranty:
a. Lighting of gas pilots or burners.
b. Cleaning of gas lines.
c. Replacement of fuses or resetting of overload breakers.
d. Adjustment of thermostats.
e. Adjustment of clutches.
f. Opening or closing of utility supply valves or switching of electrical supply current.
g. Cleaning of valves, strainers, screens, nozzles, or spray pipes.
h. Performance of regular maintenance and cleaning as outlined in operator’s guide.
i. Damages resulting from water conditions, accidents, alterations, improper use, abuse,
tampering, improper installation, or failure to follow maintenance and operation procedures.
j. Wear on Pulper cutter blocks, pulse vanes, and auger brush.
Examples of the defects not covered by warranty include, but are not limited to: (1) Damage to the exterior or interior finish
as a result of the above, (2) Use with utility service other than that designated on the rating plate, (3) Improper connection to
utility service, (4) Inadequate or excessive water pressure, (5) Corrosion from chemicals dispensed in excess of recommended
concentrations, (6) Failure of electrical components due to connection of chemical dispensing equipment installed by others, (7)
Leaks or damage resulting from such leaks caused by the installer, including those at machine table connections or by connection
of chemical dispensing equipment installed by others, (8) Failure to comply with local building codes, (9) Damage caused by
Warranty of Parts: ADS warrants all new machine parts produced or authorized by ADS to be free
from defects in material and workmanship for a period of 90 days from date of invoice. If any defect in
material and workmanship is found to exist within the warranty period ADS will replace the defective
part without charge.
DISCLAIMER OF WARRANTIES AND LIMITATIONS OF LIABILITY. ADS WARRANTY IS ONLY TO THE EXTENT
REFLECTED ABOVE. ADS MAKES NO OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT
LIMITED, TO ANY WARRANTY OF MERCHANTABILITY, OR FITNESS OF PURPOSE. ADS SHALL NOT BE LIABLE
FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. THE REMEDIES SET OUT ABOVE ARE THE EXCLUSIVE REMEDIES
FOR ANY DEFECTS FOUND TO EXIST IN ADS DISHWASHING MACHINES AND ADS PARTS, AND ALL
OTHER REMEDIES ARE EXCLUDED, INCLUDING ANY LIABILITY FOR INCIDENTALS OR CONSEQUENTIAL DAMAGES.
ADS does not authorize any other person, including persons who deal in ADS dishwashing machines to change this warranty or
create any other obligation in connection with ADS Machines.

American Dish Service
900 Blake Street | Edwardsville, Kansas, 66111
Phone: [phone] | Toll-Free: 800.922.2178 | Fax: [phone]
[email protected] | americandish.com
Photo is for general
visual representation only. Please refer
to specifications for the latest detailed
product information. OPTIONS & ACCESSORIES
MDish Table with Sink*
M099-8020: 48" Right Hand
M099-8021: 48" Left Hand
M17" Stand Stainless Steel
MLeg Stand (8")
M3 Phase Connection
(in-field conversion)
M1" Caster Kit
*Not available with 17" Stand / 8" leg stand or casters
American Dish
Manufacturers of Ware Washing Equipment
Ser
vice
HUB-40
Undercounter High Temperature
Dishwashing Machine
with Built-in Booster Heater
Item # 411-1040
STANDARD FEATURES
• ENERGY STAR® Qualified
• “Extenda-Cycle” – extends the cycle
time to ensure 180°F/82°C final rinse
• Universal power 208-240 volt and/or
single to three phase field convertable
• Smooth start for protection from breakage
• Built-in booster for 180°F/82°C final
rinse water (standard 70°F/39°C rise)
• Detergent and rinse aid pumps
accompanied by priming switches
• Noise-reducing double wall design
• Interchangeable Stainless steel
wash/rinse arms
• Ease of use controls
• Complete cycle time 90 seconds
• Delime capability
• 1 HP motor with pump drain

American Dish Service
900 Blake Street | Edwardsville, Kansas, 66111
913.422.3700 | Toll-Free: 800.922.2178 | Fax: [phone]
[email protected] | americandish.com
Undercounter High Temperature Dishwashing Machine
with Built-in Booster Heater
HUB-40
UTILITIES
1Electrical
208-240/60/1; 3 wire plus ground, (See Box).
208-240/60/3; 4 wire plus ground, (See Box).
Field convertible to accept 3 phase power, see service manual for details
2Hot Water
1/2" supply; 110°F/43°C Min. hot water connection for 70°F/39°C rise booster. Incoming
supply pressure must maintain a Flow pressure of 20-22 PSI.
Machine equipped with 3/4" [19] hose connector.
3Pumped Drain
5/8" [15.9] I.D. flexible reinforced hose, 6 ft. [1829] long.
Max. drain flow 15 US gpm. [12.5 imp gal] Max. drain height 3 ft. [914]
6kW HUB-40 with 70°F/39°C Booster Rise
Elec. Specs Rated Amps Minimum Supply Ckt. Conductor Ampacity Maximum Overcurrent Protective Device
208/60/1 32 40 40
240/60/1 36 40 40
208/60/3 22 30 30
240/60/3 24 40 30
32
1
25" [635]
13.5" [344]
16" [406]
40.5" [1029]
14-3
4"
[375]
Clearance
1
2
3
2" [51]
33-3
4" [857]
24" [610]
Front View Side View Plan View
Warning Plumbing and electrical connections
should be made by qualified personnel who will
observe all the applicable plumbing, sanitary and
safety codes and the National Electrical Code.
Note: Electrical supply
service must be a
3-wire plus ground for
connection shown.
Volume crated: 15 cu. ft./0.42 cu.m
Shipping weight crated: 215 lbs./97.5 kg.
Dimensions shown in inches and
[millimeters]
Due to an ongoing value analysis
program, specifications contained
in this catalog are subject to change
without notice.
SPECIFICATIONS
Capacities*
Cycle time (seconds) . . . . . . . . . . . . . 90
Racks per hr. . . . . . . . . . . . . . . . . . . . 40
Motor horsepower
Wash . . . . . . . . . . . . . . . . . . . . . . . . . .1
Water consumption
U.S. Gal./Imperial Gal.
(Max. use) per hr.. . . . . . . . . 23.4/19.2
U.S. Gal./Imperial Gal.
per rack. . . . . . . . . . . . . . . 0.78/0.64
Temperatures °F/°C
Wash . . . . . . . . . . . . . . . . . . . . . .150/66
Rinse . . . . . . . . . . . . . . . . . . . . . .180/82
Heating
Tank heat, electric, kW . . . . . . . . . . . . . 2.0
Time Cycle in Seconds
Wash . . . . . . . . . . . . . . . . . . . . . . . . .70
Rinse . . . . . . . . . . . . . . . . . . . . . . . . . 14
Total cycle. . . . . . . . . . . . . . . . . . . . . 90
Standard 20" x 20" [508 x 508]
Rack Complement
Dish . . . . . . . . . . . . . . . . . . . . . . . . . .1
Open . . . . . . . . . . . . . . . . . . . . . . . . . .1
* at 140°F incoming water
American Dish
Manufacturers of Ware Washing Equipment
Ser
vice
HUB40-V01-R1.0

iii
Table of Contents
Revision History i
Limited Warranty ii
Model Descriptions v
Installation 1
Receiving 1
Placement 1
Electrical Connections 2
Electrical Connections-Wiring Diagrams 3
Connecting Incoming Power to the Main Terminal Block (1 and 3 PH) 4
Booster Heater Conversion from 1 to 3 PH 7
Water Connections 10
Drain Connection 11
Booster Fill Switch - (Filling the booster for the first time) 14
Chemical Connections 16
Pumps and Injection Points - Detergent and Rinse-aid Dispensing Pumps 17
Pump Priming - Detergent and Rinse-aid Dispensing Pumps 19
Pump and Fill Adjustments - Detergent and Rinse-aid Dispensing Pumps
Operation 22
Loading Dish Racks - All Models 22
Normal Wash Mode 24
Normal Wash Mode 25
Rinse Sentry Mode 26
Extended Wash Mode 26
Drain Mode - All Models 27
Cleaning 28
Cleaning the Wash Tank 28
Cleaning the Wash Arms - All Models 29
Cleaning the Rinse Arms 30
Cleaning Scrap Screen and Sump Strainer 31
Deliming 32
Deliming 33
Maintenance 34
Daily, Weekly, Monthly 34
Table of Contents
Models ADS HUB-40-HIGH TEMP
20

1
NOTE:
The installation of your dishwasher must be performed by qualified service personnel familiar
with food service equipment and must comply with all local health codes.
Problems due to improper installation are not covered by the Limited Warranty.
NOTE:
The installation of the dishwasher must comply with all local electrical, plumbing, health and
safety codes or in the absence of local codes, installed in accordance with the applicable
requirements in the National Electrical Code, NFPA 70, Canadian Electrical Code (CEC),
Part 1, CSA C22.1; and the Standard for Ventilation Control and Fire Protection of
Commercial Cooking Operations, NFPA 96.
CAUTION:
Be careful when lifting and moving the dishwasher to prevent damage to the machine.
1. Inspect the outside of the dishwasher carton for signs of damage.
2. Remove the carton and inspect the dishwasher for damage.
3. Check for any options or accessories that may have shipped with your dishwasher.
4. Compare the installation site utility connections with the dishwasher utility connections
and make sure they are the same.
5. The dishwasher can be installed as a free-standing unit or under a counter-top.
The typical counter -top height in most locations is 34" [86cm].
6. It is highly recommended that the
underside of the counter-top be clad
in metal.
7. Under counter installations should
provide storage space for the
dishwasher chemical supply
containers. Do not elevate the
containers above the finished floor.
8. Chemical supply containers should
be placed as close to the machine as
possible and the chemical tubing
taped to the back of the machine
should be repositioned before
permanently placing the machine.
9. Place the dishwasher in its permanent
location.
10. The dishwasher has 4 adjustable feet
for leveling.
11. Level the dishwasher front-to-back and side-to-side.
Receiving
Counter-top
Wall
3" [8cm] Min.
34"
[86cm]
Min.
Floor
Placement
Installation

2
Installation
! ATTENTION !
ALL DISHWASHERS ARE SHIPPED FROM THE FACTORY WIRED FOR SINGLE PHASE
OPERATION UNLESS SPECIFIED AT THE TIME OF ORDER.
IF YOU ARE CONVERTING A SINGLE PHASE MACHINE TO THREE PHASE BE SURE
TO FOLLOW THE BOOSTER WIRING INSTRUCTIONS ON PAGES 7-8.
Refer to the connection diagrams below to connect main incoming power to the dishwasher.
L1 L2 L3 N
208-230
VA C 0 VA C
0 VA C
115VAC
GRD
SINGLE PHASE POWER CONNECTION
Do not connect power to L3
HOW TO CONNECT 1 PHASE POWER
! VERY IMPORTANT !
1. Check the data plate on the front of the
dishwasher for the phase of the machine.
.
2. Remove the lower access panel.
3. Pull power connection box forward and out.
4. The Main Terminal Block has connections
for L1, L2, L3, Neutral and Ground.
5. Connect ground, then connect
L1, L2 to 208-230VAC.
6. Connect a current carrying neutral to N.
7. Main Power connections are complete.
If the data plate says the machine is 1 Phase,
then connect a 1 PH power supply.
DO NOT CONNECT POWER TO L3.
THE ELECTRICAL POWER MUST BE A
3-WIRE PLUS GROUND SUPPLY WHICH
INCLUDES A CURRENT CARRYING NEUTRAL.
L1 L2 L3 N
208-230
VA C 208-230 VA C
208-230 VA C
115VAC
GRD
THREE PHASE POWER CONNECTION
HOW TO CONNECT 3 PHASE POWER
1.Check the data plate on the front of the
dishwasher for the phase of the machine.
.
2.Remove the lower access panel.
3.Pull power connection box forward and out.
4.The Main Terminal Block has terminals for
L1, L2, L3, Neutral and Ground.
5.Connect ground, then connect
L1, L2, L3 to 208-230VAC.
6.Connect a current carrying neutral to N.
7.Main power connections are complete.
If the data plate says the machine is 3 Phase,
then connect a 3 PH power supply.
THE ELECTRICAL POWER MUST BE A
4-WIRE PLUS GROUND SUPPLY WHICH
INCLUDES A CURRENT CARRYING NEUTRAL.
1PH and 3PH Wiring Diagrams
! VERY IMPORTANT !

3
Installation
! THREE PHASE POWER REQUIREMENT !
THREE PHASE
The electrical power must be a 4-wire plus ground supply which
includes a current carrying neutral.
WARNING:
Electrocution or serious injury may result when working on an
energized circuit.
Disconnect power at the main breaker or service disconnect switch
before working on the circuit.
Lock-out and tag the breaker or service disconnect switch to
indicate that work is being performed on the circuit.
! VERY IMPORTANT !
PROVIDE A 3 FEET/1 METER SERVICE LOOP IN THE POWER SUPPLY
CABLE TO SERVICE THE DISHWASHER.
Connecting Incoming Power to the Main Terminal Block
! SINGLE PHASE POWER REQUIREMENT !
SINGLE PHASE
The electrical power must be a 3-wire plus ground supply which
includes a current carrying neutral.

4
Installation
Refer to the photo below:
1. Remove the lower front dishwasher panel.
2. Remove the retaining fasteners (A) from the swing-out brackets and swing the chemical
pump bracket (B) and the chemical circuit board bracket (C) out of the way as shown.
A
A
B
C
Main Terminal Block Cover
Connecting Incoming Power to the Main Terminal Block
(continued on next page)

5
Installation
Refer to the photo below:
3. Provide a 3 foot/1 meter service loop in the power supply cable to service the machine
4. Route the power cable from the rear of the machine to the terminal block making sure
the cable does not touch the booster tank.
5. Connect the power cable to the terminal block bracket using a suitable strain relief
connector.
6. Connect the power wires according to the wiring diagrams on page 3 for either
single phase or three phase operation.
7. Swing the chemical pump bracket and the chemical board back into position and
secure with the existing fasteners.
Connecting Incoming Power to the Main Terminal Block
for 1PH and 3PH Machines with Boosters
Main Terminal Block Cover Main Terminal Block
(continued from previous page)

6
Installation
WARNING:
Electrocution or serious injury may result when working on an
energized circuit.
Disconnect power at the main breaker or service disconnect switch
before working on the circuit.
Lock-out and tag the breaker or service disconnect switch to
indicate that work is being performed on the circuit.
1. To convert the booster heater from single phase to three phase operation, locate
the booster wire labeled 1H3 that is cable-tied to the booster hose.
2. Remove the shrink insulation from the terminal and connect to the booster heater
element as shown in the wiring diagram on page 8.
The three phase booster wire (1H3) is cable-tied to the hose adjacent to the booster tank.
Booster Heater Conversion from 1PH to 3 PH Operation
! VERY IMPORTANT !
THE BOOSTER HEATER IS WIRED FOR 1PH OPERATION WHEN SHIPPED.
FOLLOW THE INSTRUCTIONS BELOW TO WIRE THE BOOSTER FOR 3PH.

7
Installation
3. Disconnect the existing booster heater wires and change the booster heater element
jumpers as shown in the illustration below
4. Connect wires 1H1, 1H2, and 1H3 as shown below .
5. A replacement 3PH data plate is stowed on the back of the lower front access panel.
6. Replace the existing 1PH data plate on the front of the panel with the new 3PH data plate.
Discard the 1PH data plate.
7. Refer to the instructions on page 3 to connect the main incoming power to the
machine.
1H1
1H2
1H3
Booster Heater
Connected for 1PH
1H1
Booster Heater
Connected for 3PH
1H2
1H3
Wire not
connected
Wiring Diagram - Booster heater element connections shown for 1 phase and 3 phase operation.
Booster Heater Conversion from 1PH to 3 PH Operation (continued)
! VERY IMPORTANT !
THE BOOSTER HEATER IS WIRED FOR 1PH OPERATION WHEN SHIPPED.
FOLLOW THE INSTRUCTIONS BELOW TO WIRE THE BOOSTER FOR 3PH.

8
Installation
A three phase data plate is located on the back of the lower front panel.
Completing the 1PH to 3PH Electrical Conversion
! ATTENTION !
CHANGE THE DATA PLATE ON THE LOWER FRONT PANEL OF THE MACHINE
AFTER THE MACHINE IS WIRED FOR 3PH AND THE BOOSTER HEATER IS CONNECTED
FOR 3PH.
1. The data plate on the dishwasher lower front panel must be changed after the
machine is conver ted from single phase operation to three phase operation.
2. Locate the replacement data plate stowed on the back of the lower front panel.
3. Remove the paper backing from the label and carefully place it over the existing
data plate label making sure it covers the label completely .
4 Re-install the lower front panel to complete the conversion.

9
Water Connections
1. All models have a 6 ft. flexible hot water fill hose with a 3/4" female garden hose connector.
2. A 1/2" or larger main incoming supply line must be installed to the dishwasher.
3. , as close to the
dishwasher as possible for servicing.
4. The hot water supply must provide a minimum of 180°F/82°C, measured at the
dishwasher. A pressure regulating valve, PRV, (supplied), must be installed after the shut-o
service valve if the incoming flow pressure exceeds 20-22 psi.
The hot water supply must provide a minimum of 140°F/60°C, measured at the
dishwasher for 40°F/22°C rise booster or 110°F/43°C for 70°F/39°C rise booster.
A pressure regulating valve, PRV, (supplied), must be installed after the shut-o rvice valve if
the incoming flow pressure exceeds 20-22 psi.
5. A water hardness of 3 grains/gal (US) [5.3 mg/L] or less is recommended. Excessively hard
water will negatively impact wash results.
! VERY IMPORTANT !
Make sure the flexible water supply and drain hoses are not kinked.
Plumbing connections must allow the machine to be pulled out for service and cleaning.
Plumbing connections must comply with national, provincial local plumbing and sanitary
codes. Only qualified service personnel familiar with food service equipment should install
the machine.
The installing plumber must thoroughly flush the water supply line to remove all debris
BEFORE connecting the water supply line to the machine.
Installation

10
Installation
Refer to the photo below.
1. All models are equipped with a 6 ft.. 5/8" I.D. drain hose. The maximum drain
height connection must not exceed 3 ft.[1 m] and must be vented to prevent
the wash tank from siphoning.
2. The drain hose is located at the rear of the dishwasher , and is secured to the rear of
the machine by two clamps to maintain an anti-siphoning loop in the drain hose.
3. A 3/4" hose barb fitting is strapped to the drain hose prior to shipment.
The service part number for the hose barb is P/N 0512321.
4. Additional plumbing par ts must be supplied by the plumbing installer.
5. The maximum drain flow is 15 US gpm/12.4 imp gpm/60 lpm.
! VERY IMPORTANT !
Do not connect the drain hose to a disposer. The dishwasher will not drain correctly.
Drain Connections
3/4" DRAIN HOSE BARB FITTING
STRAPPED TO DRAIN HOSE
DO NOT REMOVE HOSE CLAMPS
NOR STRETCH HOSE
! ATTENTION !
FAILURE TO FOLLOW THE DRAIN CONNECTION INSTRUCTIONS MAY VOID THE WARRANTY.

11
Installation
Drain Connection (continued)
1. Install the drain hose to an 1-1/2" or larger vented "WYE" drain fitting.
2. CONNECTION TO A "TEE" FITTING WILL PREVENT THE DISHW ASHER FROM
DRAINING COMPLETELY.
DO NOT
connect the dishwasher flexible
drain hose to a TEE drain fitting.
DO
connect the dishwasher flexible drain
hose to a vented WYE drain fitting.
WYE
Fitting
Drain
Adapter
Fitting
Clamp
3/4" NPT Hose Barb
Fitting
Drain Hose
(Supplied by others)
For a Direct Drain Connection:
DO NOT REMOVE THE CLAMPS HOLDING THE DRAIN HOSE TO THE
BACK OF THE DISHWASHER.
DO NOT CONNECT THE DRAIN HOSE TO A DISPOSER.
DO NOT REDUCE THE SIZE OF THE DRAIN HOSE CONNECTION NOR USE A DOMESTIC
DRAIN FITTING.
DO NOT ADD ADDITIONAL LENGTH TO THE DRAIN HOSE.
DO NOT ALLOW THE DRAIN HOSE TO KINK.
NOTE
Plumbing connections must comply with national, provincial local plumbing and sanitary codes.