Wells Water Dispenser WM TR User Manual

705  
WELLS MANUFACTURING COMPANY  
2 ERIK CIRCLE, P. O. Box 280  
Verdi, NV 89439  
Customer Service (775) 345-0444 Ext.502  
fax: (775) 345-0569  
OPERATION MANUAL  
WATER-MAX  
WM-TR  
Includes  
INSTALLATION  
USE & CARE  
IMPORTANT: DO NOT DISCARD THIS MANUAL  
This manual is considered to be part of the appliance and is to be given to the OWNER or  
MANAGER of the restaurant, or to the person responsible for TRAINING OPERATORS of  
this appliance. Additional manuals are available from your WELLS DEALER.  
THIS MANUAL MUST BE READ AND UNDERSTOOD BY ALL PERSONS USING OR  
INSTALLING THIS APPLIANCE. Contact your WELLS DEALER if you have any  
questions concerning installation, operation or maintenance of this equipment.  
p/n 303560 Rev. B  
M705 012803 cps  
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TABLE OF CONTENTS  
WARRANTY  
SPECIFICATIONS  
xi  
1
FEATURES & OPERATING CONTROLS  
PRECAUTIONS & GENERAL INFORMATION  
AGENCY LISTING INFORMATION  
INSTALLATION  
2
4
4
5
OPERATION  
11  
12  
13  
16  
17  
17  
CLEANING INSTRUCTIONS  
DELIMING INSTRUCTIONS  
TROUBLESHOOTING SUGGESTIONS  
PARTS & SERVICE  
CUSTOMER SERVICE DATA  
INTRODUCTION  
Thank you for purchasing this Wells Manufacturing Co. appliance.  
Proper installation, professional operation and consistent maintenance of this appliance will ensure that it  
gives you the very best performance and a long, economical service life.  
This manual contains the information needed to properly install this appliance, and to use and care for the  
appliance in a manner which will ensure its optimum performance.  
SPECIFICATIONS  
Electrical:  
Plumbing:  
208 Volts, Single Phase 35 Amps  
240 Volts, Single Phase 35 Amps  
NOTE: Requires a dedicated 50 Amp circuit  
Water Inlet: 1/4” Male Flare Fitting  
Supply: 1/4” Female Flare supplied by a 1/4” O.D. or larger water supply line  
NOTE: If water supply run from main supply line to Water-Max™ exceeds 12 feet,  
a 3/8” O.D. or larger water supply line is required.  
For higher capacity, hook-up to a hot water line.  
IMPORTANT: This dispenser must be installed in compliance with all applicable  
federal, state and local codes and ordinances.  
Dimensions: Height:  
Width:  
28-11/16”  
10-1/16” (without tank)  
22-7/16” (without tank)  
74 lbs. (without tank)  
15” (with tank installed)  
25-1/4” (with tank installed)  
150 lbs. (with tank installed and filled)  
Depth:  
Weight:  
1
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FEATURES & OPERATING CONTROLS  
82  
73  
17  
26  
78  
79  
13  
TANK  
(Typical)  
74  
44  
42  
90  
71  
25  
WATER-MAX™  
WATER INLET  
FITTING  
45  
28  
29  
1
64  
Fig. 1 Features & Operating Controls - Water Max™ Dispenser  
1. STRAIN RELIEF  
(Left Side, Bottom) Field supply wiring enters the appliance here.  
Tank mounted quick disconnect fitting for deliming procedure.  
Glows when tank is properly installed.  
13. DELIMING FITTING  
17. TANK INDICATOR  
25. POWER SWITCH  
26. DISPENSER NOZZLE  
Energizes the appliance.  
Hot water is dispensed here. Inserting water tank lowers nozzle into  
“dispense” position.  
28. ADJUSTABLE LEG  
29. RUBBER FOOT  
42. CONNECTOR  
Provides required clearance to counter, and allows unit to be leveled.  
Allows Water-Max™ to operate without “walking” or sliding.  
Allows WATER TANK to connect to Water-Max™.  
Also provides power to keep tank contents hot.  
44. CONTROLLER  
CIRCUIT BOARD  
(Inside left side) Access by qualified technician only.  
45. TERMINAL BLOCK  
(Inside, under tank shelf) Field supply wiring connects here.  
Access by qualified technician only.  
64. AIR OUTLET GUARD  
71. FUSES  
Provides a measure of protection for transformer cooling air outlet.  
Provide protection for electrical circuits.  
73. POWER INDICATOR  
Glows when Water-Max™ is ON and operating normally.  
74. TANK POSITION  
SWITCH  
Held ON when WATER TANK depresses DISPENSER NOZZLE.  
Unit will not operate unless WATER TANK is in place.  
2
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FEATURES & OPERATING CONTROLS (continued)  
Allows digital readout of controller to be observed.  
78. VIEW PORT  
Quick disconnect fitting attaches to deliming solution bottle.  
Glows when filling, flashes when controller is in “error” mode.  
79. DELIMING FITTING  
82. STATUS INDICATOR  
90. NAMEPLATE  
(Left side) Gives manufacturer information; lists model no., serial no.  
and electrical specifications.  
TANK ASSY  
520  
500a  
501  
509  
504  
507  
590  
508  
BACK VIEW  
FRONT VIEW  
Fig. 2 Features & Operating Controls - Water Max™ 5 Gallon Tank  
Ears on LID seat in these clips to secure lid.  
500a. LID HOLDING CLIPS  
501. TANK LID  
Hot water is dispensed into the tank here.  
Turns clockwise to latch into HOLDING CLIPS.  
Provides some protection for FAUCET from damage.  
504. FAUCET PROTECTOR  
507. FAUCET ASSEMBLY  
Controls delivery of hot water to container for food prep, etc.  
Allows WATER TANK to connect to Water-Max™.  
Also provides connection to power to keep tank contents hot.  
508. CONTROL  
RECEPTACLE  
Used to position the WATER TANK on Mater-Max™  
CAUTION - DO NOT ATTEMPT TO MOVE OR CARRY THE  
WATER TANK WHEN IT CONTAINS HOT WATER! SEVERE  
BURNS MAY RESULT.  
509. RESERVOIR  
CARRYING HANDLE  
520. WATER LEVEL SENSOR  
590. NAMEPLATE  
Inside WATER TANK. Senses water level. Gives manufacturer infor-  
mation; lists model no., serial no. and electrical specifications.  
3
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PRECAUTIONS AND GENERAL INFORMATION  
Water-Max™ hot water dispenser is intended for use in  
commercial establishments only.  
WARNING:  
Electric  
Shock hazard  
This dispenser is designed to dispense hot water used in the  
preparation of food for human consumption. No other use is  
recommended or authorized by the manufacturer or its agents.  
All servicing requiring  
access to non-insulated  
electrical components  
must be performed by a  
factory authorized  
Operators of this appliance must be familiar with the appliance use,  
limitations and associated restrictions.  
Operating instructions, warnings and labels must be read and  
understood by all persons using or installing this appliance.  
technician.  
DO NOT open any access  
panel which requires the  
use of tools. Failure to  
follow this warning can  
result in severe electrical  
shock.  
Cleanliness of this dispenser is essential to good sanitation. Read and  
follow all included cleaning instructions and schedules to ensure the  
safety of the food product.  
Disconnect this appliance from electrical power before performing any  
maintenance or servicing.  
DO NOT submerge the dispenser or water tank in water. Do not  
CAUTION:  
Risk of  
Damage  
splash or pour water on, in or over any controls, control panel or wiring.  
The technical content of this manual, including any wiring diagrams,  
schematics, parts breakdown illustrations and/or adjustment  
procedures, is intended for use by qualified technical personnel.  
DO NOT connect or  
energize this appliance  
until all installation  
Any procedure which requires the use of tools must be performed by a  
qualified technician.  
instructions are read and  
followed. Damage to the  
appliance will result if  
these instructions are not  
followed.  
This manual is considered to be a permanent part of the appliance.  
This manual and all supplied instructions, diagrams, schematics, parts  
breakdown illustrations, notices and labels must remain with the  
appliance if it is sold or moved to another location.  
This appliance is made in the USA. Unless otherwise noted, this  
appliance has American sizes on all hardware.  
AGENCY LISTING INFORMATION  
This appliance conforms to NSF Standard 4 for sanitation only if  
installed in accordance with the supplied Installation Instructions.  
This appliance is U Listed under File E6070.  
This appliance is V Listed under File E6070.  
E6070  
E6070  
STD 4  
4
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INSTALLATION  
NOTE: DO NOT discard  
UNPACKING & INSPECTION  
the carton or other packing  
materials until you have  
inspected the appliance for  
hidden damage and tested it  
for proper operation.  
Refer to SHIPPING DAMAGE  
CLAIM PROCEDURE on the  
inside front cover of this  
manual.  
Carefully remove the appliance from the carton. Remove all  
protective plastic film, packing materials and accessories from  
the  
Appliance before connecting electrical power or otherwise  
performing any installation procedure.  
Carefully read all instructions in this manual and the Installation  
Instruction Sheet packed with the appliance before starting any  
installation.  
Read all instructions in this manual carefully before starting in-  
stallation of this dispenser. READ AND UNDERSTAND ALL  
LABELS AND DIAGRAMS ATTACHED TO THE DISPENSER.  
WARNING:  
Risk of  
personal injury  
Carefully account for all components and accessories before dis-  
carding packing materials.  
Installation procedures must  
be performed by a qualified  
technician with full knowledge  
of all applicable electrical and  
plumbing codes. Failure can  
result in personal injury and  
property damage.  
1 ea.  
1 ea.  
4 ea.  
1 ea.  
1 ea.  
1 ea.  
WATER-MAX™ DISPENSER  
AIR OUTLET GUARD  
ADJUSTABLE LEGS  
WATER TANK ASSEMBLY with LID  
DELIMING SOLUTION BOTTLE  
LITERATURE PACKAGE  
IMPORTANT: A one gallon  
pitcher of water will weigh  
about 8-1/2 pounds and will be  
VERY HOT.  
Store these components in a convenient place for later use:  
SETUP  
Verify that this dispenser installation is in compliance with the  
specifications listed in this manual and with local code requirements.  
THIS IS THE RESPONSIBILITY OF THE INSTALLER.  
IMPORTANT:  
Wall-Mount Installations —  
Only factory- produced wall  
mounting brackets are  
authorized for use with Water-  
Max™.  
Recommended height of the faucet is 38” to 42”. However, the actual  
installed height will vary with the requirements of the individual store.  
For countertop installation:  
The counter at the installation location must be level, provide a  
clear space at least 17-1/2”” deep and must be structurally capable  
of safely supporting the 150 pound weight of the fully operational  
Water-Max™.  
Use of any mounting means or  
method other than the  
factory-produced bracket voids  
all warranty on this appliance.  
Additionally, owner and/or  
installer assume all liability in  
connection with injury or  
damage resulting from use of  
any mounting means or  
method other than the  
Set Water-Max™ on its back. Install the AIR OUTLET GUARD.  
Guard is positioned on the bottom of Water-Max™, fully to the rear,  
with the open portion toward the front. Install the REAR LEGS to  
hold the guard in place.  
Install the FRONT LEGS. Make certain all four legs have the  
RUBBER FEET installed. Set Water-Max™ upright on the counter.  
appropriate factory-produced  
bracket.  
With the dispenser in its final installed location, adjust for level with  
the adjustable legs. With a spirit level, check and adjust the  
dispenser for level front-to-rear and side-to-side.  
For wall mount installations contact your Authorized Wells Service  
Agency:  
5
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INSTALLATION (continued)  
IMPORTANT INSTALLATION NOTICE  
CAUTION:  
Risk of Damage  
Installer will be required to test water pressure, water flow, water total  
hardness, electrical voltage and amperage; and to record dispenser  
installation particulars on the INSTALLATION CHECK OUT form in this  
manual.  
DO NOT connect or energize  
this appliance until all Installation  
Instructions are read and followed.  
Damage to the dispenser will  
occur if these instructions are  
not followed.  
PLUMBING LINE CONNECTION  
If power has been run to the dispenser, verify that the circuit breaker is  
turned OFF, and that the power switch is in the OFF [O] position.  
IMPORTANT: Water supply  
MUST be a minimum of 1/4”  
line, and MUST be capable of  
supplying 25 p.s.i. AT ALL  
TIMES during the operation of  
the dispenser.  
Water-Max™ has an internal sensor to verify that there is sufficient  
water pressure to operate. Water-Max™ will not operate until a water  
supply is connected to the unit or if water pressure is less than 25 p.s.i.  
Water-Max™ must be connected to a potable water supply.  
NOTICE:  
WATER PIPE CONNECTIONS AND FIXTURES DIRECTLY  
CONNECTED TO A POTABLE WATER SUPPLY SHALL BE SIZED,  
INSTALLED AND MAINTAINED ACCORDING TO FEDERAL, STATE,  
AND LOCAL ORDINANCES.  
May be connected to either hot or cold water line. Connecting to a hot  
water line will increase the volume flow of the dispenser.  
Minimum 1/4” copper or flex tubing supply line (3/8” minimum if run  
from main supply exceeds 12 feet) with 1/4” female flare fitting.  
Minimum 25 psi / maximum 75 psi water pressure at full flow.  
The installation of a SHUTOFF VALVE (must be provided by plumbing  
installer) on the incoming water line is required. A 1/4 turn ball valve is  
recommended to minimize restricting the water flow during operation.  
Installation of a PRESSURE REGULATOR and WATER HAMMER  
ARRESTOR (to be provided by plumbing installer) on the incoming  
water line is recommended.  
Fig. 3 1/4 Turn Ball Valve  
Clean the incoming waterline: Run water through the line into a sink or  
bucket to flush any foreign particles or debris from the waterline.  
Assemble incoming water line to the inlet fitting. Turn on water supply  
valve and check for leaks.  
Test water for pressure at full flow. If a pressure regulator is installed,  
adjust pressure to 40 p.s.i. Record this reading on the INSTALLATION  
CHECK OUT form.  
Test water for total hardness. Record readings on the INSTALLATION  
CHECK OUT form.  
6
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INSTALLATION (continued)  
ELECTRICAL INSTALLATION  
CAUTION:  
SHOCK HAZARD  
NOTICE:  
A DEDICATED CIRCUIT OF AT LEAST 50 AMPS IS REQUIRED.  
WIRING MUST BE AT LEAST 6 ga., SUITABLE FOR 75º C.  
CONDUIT, WIRING AND CONNECTIONS MUST BE INSTALLED  
AND MAINTAINED IN COMPLIANCE WITH  
Removal of any exterior panel  
will result in exposed electrical  
circuits. Electrical connection  
must be performed by a  
qualified technician only.  
Use care whenever working  
around exposed electrical  
circuits.  
FEDERAL, STATE, AND LOCAL ORDINANCES.  
Conduit, wiring and connections must comply with the specifications in  
this manual, and with local ordinances. A 208V or 240V single phase,  
50 amp circuit required.  
Field supply wiring must pass thru, and be secured by, the strain relief  
on the bottom left side of the dispenser.  
IMPORTANT:  
Field wiring supply power must connect to the rear-most side of the  
terminal block, terminals L1 and L2 as shown.  
Contact a licensed electrician  
to install and connect  
electrical power to the  
dispenser.  
NOTE: Terminal block is accessible by removing the tank shelf.  
Remove the two screws under the shelf and lift the shelf off of the unit.  
See wiring tag.  
IMPORTANT:  
Damage due to being  
connected to the wrong  
voltage or phase is NOT  
covered by warranty.  
IMPORTANT:  
Field wiring supply voltage  
must correspond to the  
position of red wire #11  
(i.e. 208V or 240V). Failure to  
match wire #11 position to  
input voltage can result in  
equipment damage or reduced  
performance.  
Such damage is not covered  
by warranty.  
Fig. 4 Terminal Block Wiring  
CAUTION:  
SHOCK HAZARD  
The dispenser is shipped from the factory configured for either 208 volt  
or 240 volt use. It may be converted from 208 volt to 240 volt, or from  
240 volt to 208 volt, use by moving Wire #11 to either the terminal  
labeled “208V”, or to the terminal labeled “240V”, as appropriate for the  
input voltage.  
Failure to connect the chassis  
ground to a suitable earth  
ground will result in a potential  
shock hazard.  
Optional cord set uses a 4’ cord and NEMA 6-50P plug.  
GROUND  
A suitable earth ground must be connected to the ground lug located to  
the left of the terminal block.  
L1  
L2  
Check all connections to terminal block for tightness.  
Test electrical supply for voltage and amp draw while unit is filling water  
tank. Record readings on the INSTALLATION CHECKOUT form.  
Upon completion of the electrical hook-up and testing, properly reinstall  
all panels.  
NEMA 6-50P  
Fig. 5 NEMA 6-50P Plug  
7
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INSTALLATION (continued)  
CAUTION:  
Hot Surface  
INSTALLATION START-UP AND CHECKOUT  
Before turning on power or water to Water-Max™, visually verify:  
Exposed surfaces can be hot  
to the touch and may cause  
burns.  
a. Unit is level, air outlet guard in place, with all legs touching the  
counter (countertop installation); or,  
Wall brackets securely mounted to wall and unit properly and  
securely mounted to brackets (all screws tight) with outlet guard  
installed (wall mount installation).  
b. All electrical connections properly made and tightened.  
Water connections properly made.  
Turn on water to Water-Max™. Visually inspect unit for leaks.  
Apply power to Water-Max™. Install tank on Water-Max™ shelf (leave  
tank lid off at this time). Press power switch to ON and observe  
operation:  
a. POWER INDICATOR will glow when POWER SWITCH is ON.  
TANK INDICATOR will glow when tank is properly installed.  
b. After a five second delay, Water-Max™ tank should begin filling.  
STATUS INDICATOR will glow steadily while tank is filling,  
indicating normal operation.  
c. During initial tank fill, CAREFULLY separate the tank from the  
Water-Max™shelf. Verify that water flow stops when the tank  
allows the nozzle to rotate up.  
d. Reinstall the water tank. Verify that water flow stops when water  
reaches the water level probe.  
Press power switch to OFF. Discard all water generated thus far by  
dispensing containers of water from the faucet until the tank is empty.  
Remove the tank from the shelf. Install tank lid on tank.  
Press power switch to ON. Reinstall tank on Water-Max™ and allow  
tank to fill. Monitor time to fill and record on the INSTALLATION  
CHECKOUT form.  
Test water temperature at faucet. Water should be at 201ºF.  
8
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INSTALLATION (continued)  
9
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INSTALLATION (continued)  
CAUTION:  
START-UP TROUBLESHOOTING  
Hot Surface  
Power indicator not lit.  
Exposed surfaces can be hot  
to the touch and may cause  
burns.  
a. Verify electrical power is properly hooked-up to Water-Max™ and  
circuit breaker is turned ON  
b. Verify power switch is turned ON  
c. Verify that water tank is properly in place and mated with the  
receptacle  
d. Verify water supply is properly installed, is turned on, and is  
providing at least 25 p.s.i.  
Error indicator flashing. Tank is not filling.  
a. Possible cause; sufficient inlet water pressure is not sensed during  
tank filling:  
Be sure water supply is adequate during all phases of operation.  
Other equipment on the water line may be reducing overall water  
volume and/or pressure to Water-Max™. Also, be sure any supply  
line filters are clean.  
b. Possible cause; sufficient temperature rise is not sensed between  
inlet and output water while tank is filling:  
Be sure electrical supply voltage remains at rated value during all  
phases of operation. Otherwise, refer to Water-Max™ Service  
Manual p/n 503364.  
Water-Max™ will not flow water from the dispense nozzle.  
a. Verify that power indicator is lit, and status indicator is not flashing.  
Check that tank is properly positioned and that the tank indicator is  
lit.  
b. Verify that the water tank is in place holding the tank position  
momentary switch ON;.  
c. Verify that the water level is below the water level sensor. If water  
level is low, verify that the water level sensor and surrounding area  
are clean and free from lime and scale.  
The water tank heater will not heat:  
a. Verify the water tank connector is fully mated with the receptacle.  
The tank indicator will glow when the tank is properly installed.  
b. Verify power switch is ON.  
c. Check resistance at connector on tank: L1 to L2 = 144(5 gal).  
Status Indicator Flashing:  
Water-Max™ control board has encountered an error condition. Read  
error code through view port. Refer to Water-Max™ Service Manual  
p/n 503364 for error code remedial action.  
10  
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OPERATION  
Water-Max™ is used to dispense hot water for food preparation.  
WARNING:  
BURN HAZARD  
Set-Up and Usage  
Water-Max™ is designed to  
operate with a matching 5 gal.  
water tank only.  
Do not hold anything other  
than the matching water tank  
under the dispensing nozzle.  
Splashing hot water will cause  
serious burns.  
Install the water tank on the Water-Max™ shelf.  
Make sure that the tank is properly positioned, that the connector is  
seated and that the dispensing nozzle lowered into position in the water  
tank lid.  
Press the power switch to ON and allow the water tank to fill with hot  
water.  
Status indicator will glow when the tank is filling.  
Status indicator will go out when the tank is full.  
Place an appropriate container under the faucet. Being careful to not  
overflow the container, pull the faucet handle to dispense hot water.  
GENERAL GUIDELINES  
NEVER hold or place  
anything, other than the proper  
tank, under the dispense  
nozzle. Draw water only from  
the hot water faucet of the  
water tank.  
NEVER attempt to remove or  
carry a water tank while full of  
water.  
NEVER attempt to operate  
Water-Max™ without the lid  
properly installed on the water  
tank.  
CAUTION:  
Hot Surface  
Exposed surfaces can be hot  
to the touch and may cause  
burns.  
Fig. 6 Water-Max™ Operation  
To Keep Water in Tank Hot  
Leave the power switch ON. Water-Max™ will maintain the preset  
tank water temperature and will be ready to dispense hot water.  
11  
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CLEANING INSTRUCTIONS  
DAILY CLEANING  
CAUTION:  
BURN HAZARD  
Water in tank is extremely  
hot. Use care when draining  
tank.  
PRECAUTIONS: Press POWER SWITCH to OFF (0).  
Drain all water from TANK.  
Remove tank from Water-Max™.  
FREQUENCY:  
TOOLS:  
Minimum - Daily, or as required  
Soft Cloth, Soft Bristle Brush  
CAUTION:  
TANK LID  
HOT SURFACES  
Exposed surfaces can be hot  
to the touch and may cause  
burns.  
CAUTION:  
EQUIPMENT  
HANDLE &  
BONNET  
DAMAGE  
DO NOT SUBMERGE TANK  
IN WATER!  
TANK  
FAUCET  
IMPORTANT:  
DO NOT use bleach,  
abrasive cleansers or  
cleansers containing  
chlorides.  
FAUCET  
BODY  
SCREEN  
Wipe down the exterior of the Water-Max™ with a soft damp cloth.  
Use a soft bristle brush to remove any calcium or lime build-up on the  
end of the dispensing nozzle. Wipe dispensing nozzle clean with a soft  
damp cloth.  
Remove TANK LID.  
Wipe TANK FAUCET, interior and exterior of tank with a soft damp  
cloth. DO NOT SUBMERGE TANK IN WATER!  
Fill tank with cool, clean water. Check operation of faucet.  
If the faucet leaks:  
Drain tank  
Disassemble faucet by unscrewing bonnet from faucet body.  
Clean or repair faucet as necessary.  
Reassemble bonnet on faucet body.  
Reinstall TANK LID.  
Drain any remaining water from tank and re-install on Water-Max™.  
Press POWER SWITCH to ON (I) and test for proper operation.  
Procedure is complete.  
12  
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DELIMING INSTRUCTIONS  
PRECAUTIONS: Water in tank is EXTREMELY HOT (± 200ºF)  
CAUTION  
Burn Hazard  
Turn Water-Max™ OFF and allow to cool  
Tank full of water is HEAVY (64 lbs.)  
Drain water from tank before moving.  
Water in Water-Max™ is  
EXTREMELY HOT  
FREQUENCY:  
TOOLS:  
Weekly, or as required when Water-Max™ will not  
maintain water at 197ºF or higher.  
CAUTION  
Chemical Burn  
Hazard  
Goggles, Chemical Resistant Gloves  
LIMESHIELD™ Scale and Food Soil Inhibitor  
Solution Bottle  
Deliming chemicals are  
caustic.  
Wear protective goggles and  
gloves during this procedure.  
Scrub Pad (Standard Green)  
1. Power switch is located on right side of Water-Max™ base.  
Press POWER SWITCH to OFF.  
ON  
Drain 1 GALLON of water from TANK.  
OFF  
1
GAL  
2. Examine SOLUTION BOTTLE for serviceability. If it is cracked or  
distorted, replace it with a new bottle.  
HOT  
Pour 2.5 ounces of LIMESHIELD™ into solution bottle.  
Slowly add 4 ounces of warm tap water.  
DISPENSER CAP is attached to the top of Water-Max™ with a  
chain. Screw quick-disconnect dispenser cap onto solution bottle.  
Gently shake solution bottle. Allow solution to completely  
dissolve.  
IMPORTANT: Delime with LIMESHIELD™ Scale and Food Soil  
Inhibitor ONLY!  
INSTALL QUICK-  
DISCONNECT  
3. QUICK-DISCONNECT FITTING is located on the left top of Water-  
Max™.  
Invert solution bottle. Insert bottle quick-disconnect fitting into  
Water-Max™ quick-disconnect fitting. Press solution bottle down  
until fitting “clicks”, locking solution bottle in place.  
INSERT  
BOTTLE  
13  
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DELIMING INSTRUCTIONS (continued)  
4. Squeeze solution bottle and force deliming solution into  
Water-Max™  
WAIT  
Allow Water-Max to set for 10 MINUTES with solution bottle in  
place.  
10 MIN  
SQUEEZE  
5. Press BUTTON on quick-disconnect fitting to release solution  
bottle. While pressing button, lift solution bottle straight up.  
Unscrew dispenser cap from solution bottle.  
Rinse solution bottle and retain for next deliming cycle.  
REMOVE BOTTLE  
ON  
WAIT  
OFF  
ON  
6. Press power switch to ON. Water-Max™ will dispense water  
and deliming solution into tank.  
When Water-Max™ stops dispensing, press power switch to  
OFF. Allow Water-Max™ to set for I HOUR with deliming  
solution in tank.  
1 HOUR  
OFF  
After I hour, drain pitchers of water from tank until tank is  
empty.  
UNTIL  
TANK  
IS  
Pour all water and solution from tank into a sink or appropriate  
container for disposal.  
EMPTY  
7. Remove tank from Water-Max™  
Remove TANK COVER from tank. Rinse cover and dry. Store  
tank cover for later use.  
REMOVE TANK  
REMOVE LID  
14  
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DELIMING INSTRUCTIONS (continued)  
SCRUB TANK  
8. WATER LEVEL PROBE is located in the tank, in the back right cor-  
ner near the top.  
Using a STANDARD GREEN SCRUB PAD, clean all scale and  
lime from the water level probe.  
Using the scrub pad, clean all scale and lime deposits from the lip  
of the tank opening and from the inside of the tank.  
INSIDE TANK,  
AROUND LIP,  
PROBE  
9. Rinse tank thoroughly at least twice.  
Pour all rinse water into a sink or appropriate container for  
disposal.  
RINSE  
TWICE  
10. Reinstall tank cover on tank.  
Reinstall tank on Water-Max™. Make sure tank connector is  
fully seated on shelf.  
Press power switch to ON.  
After a short delay, tank will begin filling.  
ON  
OFF  
REINSTALL  
LID & TANK  
Procedure is complete  
15  
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TROUBLESHOOTING SUGGESTIONS  
POSSIBLE CAUSE  
SYMPTOM  
SUGGESTED REMEDY  
Water-Max™ not connected to power  
POWER switch OFF  
POWER INDICATOR not lit  
Check circuit breaker  
Press POWER switch to ON  
Insufficient water supply  
Check water supply turned ON  
And supplying at least 25 p.s.i.  
Water tank not installed  
Check tank for proper installation  
Check tank for proper installation  
Tank not properly seated in receptacle  
TANK INDICATOR not lit  
ERROR detected - water pressure  
insufficient  
STATUS INDICATOR  
flashing  
Check water supply turned ON  
And supplying at least 25 p.s.i.  
ERROR detected - temperature rise  
between inlet and outlet insufficient  
Be sure voltage is maintained  
during all phases of operation  
RESET Water-Max™: Turn POWER SWITCH OFF. Wait 20 seconds.  
Turn POWER SWITCH ON. If unit resets and status indicator comes on  
without flashing, error was (probably) a low water condition. Otherwise,  
contact your Authorized Wells Service Agency.  
Tank is full  
No water flow from  
dispense nozzle (power  
indicator lit, status indicator  
not flashing)  
Normal operation  
Tank is sensed as full, but is actually  
low  
Clean water level probe  
Tank not properly installed  
Check tank for proper installation  
INDUCTIVE HEATER  
operates intermittently  
Internal hi-limit tripping (cooling fan  
dirty or obstructed)  
Be sure all cooling openings  
and louvers are unobstructed.  
Otherwise contact Authorized  
Wells Service Agency  
WATER TANK will not heat  
Tank not properly installed (TANK  
INDICATOR not lit)  
Check tank for proper installation  
Internal damage  
Contact Authorized Wells  
Service Agency  
OPERATIONAL NOTES  
Water-Max™ will not operate if water pressure is less than 25 p.s.i. If Water-Max™ shuts down (status  
light flashes) for no apparent reason, other equipment on the water line may be robbing water pressure  
and/or volume from Water-Max™.  
ERROR CODES are displayed on the control board readout, visible through the view port on the upper  
right side of the dispenser. Refer to Water-Max™ Service Manual p/n 503364 for error code meanings  
and suggested remedies.  
There are no user serviceable components in the appliance. In all cases of damage or component  
malfunction, contact your Authorized Wells Service Agency for repairs.  
16  
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PARTS & SERVICE  
DESCRIPTION  
SERVICE  
PART NO.  
IMPORTANT: Use only  
factory authorized service  
parts and replacement  
TANK, 5 GALLON, MODEL DT-5  
PITCHER, PLASTIC, 4 QT.  
22658  
84501  
filters  
.
For factory authorized  
service, or to order factory  
authorized replacement  
parts, contact your Wells  
authorized service agency,  
or call:  
ASSEMBLY (STRAINER / PRESSURE  
REGULATOR WITH GAUGE /  
WATER HAMMER ARRESTOR)  
84868  
CORD SET #6AWG/3W/NEMA 6-50P  
PRESSURE REGULATOR (ONLY)  
PRESSURE GAUGE (ONLY)  
84897  
Wells Manufacturing Co  
2 Erik Circle  
P. O. Box 280  
Verdi, NV 89439  
phone: (775) 345-0444  
.
8541-401  
8541-402  
9012-54  
SA 9052  
WATER HAMMER ARRESTOR (ONLY)  
WATERLINE “Y” STRAINER (ONLY)  
fax:  
(888) 492-2783  
(Service Parts Dept.)  
Service Parts Department  
can supply you with the  
name and telephone  
number of the WELLS  
AUTHORIZED SERVICE  
AGENCY nearest you.  
CUSTOMER SERVICE DATA  
please have this information available if calling for service  
RESTAURANT _____________________________ LOCATION _____________  
INSTALLATION DATE ________________________ TECHNICIAN ___________  
SERVICE COMPANY ________________________________________________  
ADDRESS ___________________________ STATE ______ ZIP__________  
TELEPHONE NUMBER (_____)_____-_________  
EQUIPMENT MODEL NO. _______________  
EQUIPMENT SERIAL NO. _______________  
VOLTAGE: (check one)  
208  
240  
17  
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WELLS MANUFACTURING COMPANY  
DIVISION OF CARRIER REFRIGERATION  
2 ERIK CIRCLE, P. O. Box 280  
Verdi, NV 89439  
Customer Service (775) 345-0444 Ext.502  
fax: (775) 345-0569  
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