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Vertex PureWaterCooler PWC-400 Service Manual

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PWC – 400
PureWaterCooler
SERVICE MANUAL
for
PureWaterCooler
™
by Vertex
Model PWC-400
P/N man-xxxx
Copyright 2008 Vertex Water Products

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Summary of Contents for Vertex PureWaterCooler PWC-400

  • Page 1 PWC – 400 PureWaterCooler SERVICE MANUAL PureWaterCooler ™ by Vertex Model PWC-400 P/N man-xxxx Copyright 2008 Vertex Water Products...

  • Page 2: Table Of Contents

    Circuit Board – Remove/Replace Front Panel – Remove/Replace Hot Tank Reset Button 10. Remove/Replace Hot Tank Thermal Sensors 11. Cold Temperature Adjustment 12. Sanitization Procedure 13. Trouble Shooting 14. Specifications 15. Cooler Exploded View 16. Parts List Copyright 2008 Vertex Water Products...

  • Page 3: Introduction

    7 grains because of lime scale build up on the heating element. If hardness is higher than 7 grains, softening of the feed water is recommended or another option is to install a “phosphate” filter to the filter system. Copyright 2008 Vertex Water Products...

  • Page 4: Cooler Set-Up

    2. Cooler Set-Up (for new cooler installation) Feedwater/Drain Connections -Feed Connection 2.1 Remove 2 screws on back of right side panel and remove right side panel. 2.2 Remove feed water plug (orange) from back of cooler. Copyright 2008 Vertex Water Products...
  • Page 5 Although not harmful, these carbon fines in the water are unsightly. Flush the carbon fines out of the filter before filling cooler tanks with the following procedure 2.6 Remove outlet line of carbon filter (bottom) Copyright 2008 Vertex Water Products...
  • Page 6 2.15 Attach supplied drain saddle to a standard 1 ½” drain pipe see fig. 1 below Drain saddle connection method Drain connection required only for cooler with reverse osmosis filtration Figure 1 Copyright 2008 Vertex Water Products...
  • Page 7 3.1 Remove (2) screws on back of cooler top cover 3.2 Slide cover back and lift off. 3.3 Cold tank is now accessible for cleaning and servicing other parts of the cooler. 3.4 Reinstall in reverse order Copyright 2008 Vertex Water Products...
  • Page 8 3.6 Slide side cover back about half way off until tab in side cover lines up with slot in cooler frame. 3.7 Once slot and tab are lined up, pull side cover away from cooler. 3.8 Reinstall in reverse order Copyright 2008 Vertex Water Products...
  • Page 9 4. Remove/Replace Electro/Mechanical Float Assembly 4.1 Remove top cover (See section 3) 4.2 Remove tubing from top of cold tank 4.3 Remove screws from lid of cold tank. (6 plcs) 4.4 Remove outer lid of cold tank Copyright 2008 Vertex Water Products...
  • Page 10 4. Remove/Replace Electro/Mechanical Float Assembly cont. 4.5 Disconnect electrical connector 4.6 Lift off inner lid of cold tank 4.7 To remove float, remove nut from float stem 4.8 Remove float assembly from inner lid. 4.9 Reinstall in reverse order. Copyright 2008 Vertex Water Products...
  • Page 11 5.4 Remove water line from top of sediment filter 5.5 Put cooler on its’ left side 5.6 Remove 4 screws holding filter bracket to base 5.7 Set filter bracket aside to allow access to hot tank Copyright 2008 Vertex Water Products...
  • Page 12 PWC – 400 PureWaterCooler 5. Removing/Replacing Hot Tank Cont. 5.8 Remove wire from thermal sensors (4 places) 5.9 Remove inlet tubing (Access from right side of cooler) 5.10 Remove outlet tubing (Access from left side of cooler) Copyright 2008 Vertex Water Products...
  • Page 13 5.13 Remove the hot tank from cooler 5.14 Remove (2) heating coil leads from hot tank 5.14 Remove Thermal sensors from hot tank. Save and install on new hot tank. 5.16 Assemble hot tank in reverse order. Copyright 2008 Vertex Water Products...
  • Page 14 6.1 Remove top and side covers of cooler (section 3) 6.2 Remove the control panel by grasping the bottom of the panel and pulling out sharply. 6.3 Remove (4) electrical connectors from back of the control panel. Set control panel aside. Copyright 2008 Vertex Water Products...
  • Page 15 6.4 Remove hot water tubing from the left (hot) solenoid. 6.5 Remove screw holding solenoid/manifold assembly to the front panel. 6.6 Remove solenoid/manifold assembly by lifting it out of cooler. Disconnect cold water tubing from cold water solenoid (right side). Copyright 2008 Vertex Water Products...
  • Page 16 When installing electrical connectors into the circuit board please note: the left solenoids’ connector plugs into the left socket on the circuit board (when you are facing the circuit board). The right solenoid plugs into the right Copyright 2008 Vertex Water Products...
  • Page 17 PWC – 400 PureWaterCooler 7. Remove/Replace Circuit Board 7.1 Remove dispensing control panel (section 6) 7.2 Remove circuit board cover 7.3 Remove (3) screws holding circuit board to panel 7.4 Re-assemble in reverse order Copyright 2008 Vertex Water Products...
  • Page 18 8.3 Remove (2) screws from the top of the front panel. The lower part of the front panel sets on two pins. 8.4 Lift front panel off of the two pins. Remove cover 8.5 Re-assemble in reverse order Copyright 2008 Vertex Water Products...

  • Page 19: Hot Tank Reset Button

    9.4 Using a long thin object such as a screw driver or a pen, depress the small button at the center of the lower thermal switch. You should feel a click when you depress the button. This action resets the over-temp sensor. Copyright 2008 Vertex Water Products...
  • Page 20 10.5 To change either sensor, disconnect (2) electrical terminals from sensor. 10.6 Remove (2) screws holding sensor to tank. 10.7 Install new thermal sensor, replace screws, reconnect electrical terminals to sensor. 10.8 Replace left side cover. Copyright 2008 Vertex Water Products...

  • Page 21: Cold Temperature Adjustment

    There are stops on the adjustment shaft. DO NOT force the control shaft over the stop. If this happens, it will be necessary to replace the temperature controller 270º Travel STOP WARMEST COLDEST STOP Normal Travel is 270º Copyright 2008 Vertex Water Products...

  • Page 22: Sanitization Procedure

    Fill the main (cold temp.) tank with clear tap water to rinse out the sanitizing solution. Completely empty the rinse water from the tanks. The cooler is now sanitized and ready for filling with filtered water. Copyright 2008 Vertex Water Products...

  • Page 23: Trouble Shooting

    3. Adjust temperature control The thermostat temperature control adjustment is located on the back of the cooler. (see section 11) 4. All cold water has been drained Cooler needs time to recover. wait 10-15 minutes until water cools Copyright 2008 Vertex Water Products...
  • Page 24 Disconnect one of the connector at the heating element terminals (at bottom of tank). Using an ohm meter, check for continuity across the 2 terminals. If there is no continuity (open), the tank must be replaced. Copyright 2008 Vertex Water Products...
  • Page 25 This is a safety device to prevent the heating element from burning itself out due to dry heating. Once the hot tank cools off the switch can be reset to operating condition. See section 9. Copyright 2008 Vertex Water Products...
  • Page 26 Including cold power button disengaged or sensor No Continuity across burned out thermal sensor –replace sensor Hot Power – on Upper thermal sensor No Continuity across Heating -- off disconnected or burned out lower thermal sensor Copyright 2008 Vertex Water Products...

  • Page 27: Specifications

    1.5 gallons Hot tank .5 gallons Cold tank 1.0 gallons Power Consumption Total 600 Watts Hot Tank 500 Watts Cold Tank 100 Watts Temperature 180 ºF average Cold (adjustable) 38 ºF average Refrigerant R134a 36 mg. Copyright 2008 Vertex Water Products...
  • Page 28 4/09...

  • Page 29: Parts List

    Insulating Foam 9551 Probe, Leak detector 9520 Silicon Tube 9552 Silicon Tube, 175 x 4 elbow 9553 Screw 9521 Silicon Tube 9554 Dryer 9522 Screw 9523 Screw 9524 Screw 9525 Bracket 9526 Screw 9527 Vertex Water Products 2009 Rev F, 7/11...
  • Page 30 UV bulb, 6 watt - rplcment 4061 Straight, 1/4mpt x 1/4 tube md 2624 Elbow, 1/4 mpt x 1/4 tube md 2625 Bulkhead fitting, 1/4" dm 2733 Stem Elbow, 1/4stem x 1/4t md 2626 Filter Screen, 1/4" Vertex Water Products 2009 Rev F, 7/11...