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WaterLogic WL4FW FIREWALL Fault Finding

WaterLogic WL4FW FIREWALL Fault Finding

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WL4FW FIREWALL
FAULT FINDING
Waterlogic Trading LTD,
WLI Trading Limited, Second Floor, Suite 4, Beacon Court, Sandyford, Co. Dublin, Ireland
Tel: + 353 (0) 1293 1960
Fax: + 353 (0) 1293 1052
For Technical Support Email: support@waterlogicsupport.zendesk.com
WLI (UK) LTD – Global Headquarters Grenfell Road, Maidenhead, Berkshire, SL6 1HN, United Kingdom

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Summary of Contents for WaterLogic WL4FW FIREWALL

  • Page 1 WL4FW FIREWALL FAULT FINDING Waterlogic Trading LTD, WLI Trading Limited, Second Floor, Suite 4, Beacon Court, Sandyford, Co. Dublin, Ireland Tel: + 353 (0) 1293 1960 Fax: + 353 (0) 1293 1052 For Technical Support Email: support@waterlogicsupport.zendesk.com WLI (UK) LTD – Global Headquarters Grenfell Road, Maidenhead, Berkshire, SL6 1HN, United Kingdom...
  • Page 2 Products manufactured and marketed by Waterlogic and its affiliates are protected by patents. Waterlogic reserves the right to change the specifications referred to in this Literature at any time, without prior notice. Changes or modifications not expressly approved by Waterlogic could void the warranty and user’s authority to operate the equipment.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS TROUBLESHOOTING GUIDE • Hot Tank Descale ..............4 • Hot Tank Principles ..............6 • Reset Overheat devices ............. 7 • Fault Codes ................8 • Cold Water Troubleshooting ........... 10 • Hot Water Troubleshooting ............ 11 •...

  • Page 4: Hot Tank Descale

    HOT TANK DESCALE GUIDE The Hot Tank requires removal of mineral deposits (descaling) on a regular basis. Typically descaling should take place every 6 to 12 months to preserve the long-term health of your unit. Use non-toxic cleaner such as ScaleKleen, DEZCAL or 20% Citric Acid Solution to remove mineral deposits as directed by the manufacturer depending upon filtration and local water conditions.
  • Page 5 6. Place a pitcher, catch basin or other container under the faucet of the WL4FW Water Treatment System. 7. Flush the Hot Tank until water runs clear. 8. Once clear Water dispenses from the faucet the Hot Tank has been descaled. Always ensure the WL4FW Water Treatment System is performing to the customer’s satisfaction.

  • Page 6: Hot Tank Principles

    HOT TANK PRINCIPLES OF OPERATION All Waterlogic Hot Tanks have a built in Vent or Expansion Chamber in the top of the tank except for WL1000 (GF) units. The Vent Chamber allows for expansion of the water when it is heated.

  • Page 7: Reset Overheat Devices

    RESETTING THE HOT TANK OVERHEAT OR HIGH LIMIT SAFETY Turn off Green Heater/Compressor Switch on rear of unit. O=OFF Unplug the Power Cord from rear of unit. Remove Two Screws Slide Locks Open Remove the Tower Cover Locking Screws and Slide Locks towards outside of unit to unlock both locks.

  • Page 8: Fault Codes

    FAULT CODE TROUBLESHOOTING INDEX There are two leak detector sensors in the WL4FW Water Treatment Systems. Possible Reason Solution Check for water in base cabinet by opening and removing Leak Sensor located inside the front cover. If water is found in leak tray, dry out leak tray. base cabinet on the right side.
  • Page 9 Possible Reason Solution Replace filter. See parts section for part number. Which filter Filter needs replacing depends on water quality being served to the machine. Possible Reason Solution Empty drip tray and clean before re installing to the machine. Full Drip Tray Ensure the leak detection probes in the drip tray are dry.

  • Page 10: Cold Water Troubleshooting

    Wait for cold tank to chill water to temperature prior to dispensing more cold water. Tank has run out of cold water. A greater capacity of Waterlogic Water System is available. Check continuity of thermostat with multimeter. Replace Cold Water Thermostat thermostat as required.

  • Page 11: Hot Water Troubleshooting

    HOT WATER TROUBLESHOOTING INDEX Hot Water is not Hot (85° +/- 5°C) The Hot temperature set point is 85°C and is controlled by a thermostat on the side of the tank. There are two resettable overheat or high limit safety above the thermostat on the side of the tank that will trip to prevent damage to the unit if the tank is dry heated (turned on without water in it).

  • Page 12: Power Troubleshooting

    POWER TROUBLESHOOTING INDEX 1. Red Power Switch, Green Heater and Compressor Switch and the LEDs on the Front won't light 2. Red Power Switch, Green Heater and Compressor Switch are lit but the red LED on the Front is not lit 3.
  • Page 13 Red Power Switch, Green Heater and Compressor Switch are lit but the red LED on the Front is not lit Possible Reason Solution Bad Transformer Replace Transformer Black Power Connector to the Properly connect. PCB is not properly connected Bad Front PCB Replace Front PCB Defective Red Power Switch Replace Red Power Switch...
  • Page 14 Compressor is Not Running Possible Reason Solution Turn Green Heater and Compressor Switch on. Green Heater and Compressor I = ON Switch button on unit is in the off position Turn Green Heater and Compressor Switch off. O = OFF. Remove the compressor cap on side of the compressor;...

  • Page 15: Dispense Troubleshooting

    DISPENSING TROUBLESHOOTING INDEX 1. Irregular / Intermittent Dispensing 2. Steady Drip out of Faucet 3. Hot Water or Steam coming out of both the Faucet and the Vent Hole 4. Hot Water coming out of Faucet Vent Hole 5. Restricted Flow of Hot Water 6.
  • Page 16 Irregular / Intermittent Dispensing Possible Reason Solution Check water pressure at the inlet bulkhead with a water pressure gauge. Too much water pressure. Additional method of verification is to turn off water to unit Recommend 2.7 – 4Bar for and press the dispense button. Does the solenoid open WL4FW Water Treatment without water pressure to the unit? Listen for solenoid to System to operate properly.
  • Page 17 Steady Drip Out of Faucet Possible Reason Solution Debris in Solenoid Inspect Solenoid for debris and clean out as needed. Hot Water or Steam Coming out of both the Faucet and Vent Hole Possible Reason Solution Improper tubing attachment Check that the tubing is connected from tank outlets to correct from the hot tank to faucet or faucet attachments.
  • Page 18 Restricted Flow of Hot Water Possible Reason Solution Partially closed water supply valve to Open water supply valve. the unit. Hot Tank outlet hole is scaled over. Descale Tank. Tubing is creased or has a “kink” in it. Inspect and replace tubing as necessary. Faucet nipple screen mesh has Unscrew faucet nipple from faucet and remove any obstruction(s)
  • Page 19 Small Outlet Vent Hole susceptible to scale Descale Tank. build up. All Waterlogic Hot Tanks have a built-in Vent or Expansion Chamber in the top of the tank except for WL1000 (GF) units. The Vent Chamber allows for expansion of the water when it is heated.
  • Page 20 Dispenses Hot and Cold Water at the Same Time Possible Reason Solution Remove Top cover. Check Hot Solenoid: Dispense cold water and visually inspect tubing for water flow from both tanks. Hot or Cold solenoid is stuck Check Cold Solenoid: Disconnect elbow from outlet of cold solenoid. open.
  • Page 21 Water does not dispense from Unit Possible Reason Solution Closed water supply valve Open the water supply valve. The unit is not properly Check electrical outlet connection, or for blown circuit breaker. plugged into electrical outlet Green Heater and Compressor Turn Green Heater / Compressor Switch on.
  • Page 22 Cold Water Dispenses from Faucet and Vent Outlet Simultaneously Possible Reason Solution Improper tubing attachment Verify tubing is connected properly from tank outlets to correct from the tank to faucet or vice faucet attachments. versa Scale has formed inside cold Remove cold water outlet tube from tank to faucet.
  • Page 23 Run On exists because the tanks pressurize as water is being dispensed. Every Waterlogic tank has an outlet restrictor to ensure the tanks remain full of water and water is controlled as it is released to the faucet.

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