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OWNER'S GUIDE MANUAL
CONDENSING GAS WATER HEATER
WHC56, LWHC56 (Internal)
SBA8089-2
Please read and understand these instructions before commencing installation and leave this manual with the customer for future reference.
Andrews. Built to perform.
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   Summary of Contents for andrews WHC56

  • Page 1 OWNER’S GUIDE MANUAL CONDENSING GAS WATER HEATER WHC56, LWHC56 (Internal) SBA8089-2 Please read and understand these instructions before commencing installation and leave this manual with the customer for future reference. Andrews. Built to perform.

  • Page 3: Owner's Guide

    - Installation and service must be performed by a qualified installer, service agency or the gas supplier. Thank you for purchasing this ANDREWS WATER HEATERS Condensing Gas Water Heater. Before using, please:Read this manual completely for correct installation and operation instructions.

  • Page 4: Table Of Contents

    Contents Contents ......................2 Owner's Guide Important Safety Information ............... 3 Overview of Condensing Gas Water Heater ..........8 General Parts Main Unit ....................9 Names and Functions of Each Parts ............10 Initial Operation ................... 11 How to Use When using RC-7508M Clock Adjustment ..................

  • Page 5: Important Safety Information

    Important Safety Information-1 To prevent damage to property and injury to the user, the icons shown below will be used to warn of varying levels of danger. Every indication is critical to the safe operation of the water heater and must be understood and observed.
  • Page 6 3. Turn off gas and water at the Consult the nearest ANDREWS main WATER HEATERS if the water heater 4. Consult the nearest ANDREWS location needs to be changed. WATER HEATERS agent For the safe usage. Check the temperature of the...
  • Page 7 Caution Do not touch the exhaust vent Be sure to electrically ground the unit. pipe during or immediately after operation of the water heater. Do not touch the power cord with wet hands. Keep power cord free of dust. If this unit will be installed in a salon or other location where hair spray or aerosols will be used, locate the unit away from where...
  • Page 8 ON/OFF is on. If you do not use the product for long time, When discharging cold water from the hot water contact your nearest agency of ANDREWS supply tap while the ON/OFF Button is off, WATER HEATERS. ( p.21)
  • Page 9 Power On/Off Button charge even within the guarantee period. to turn off, then turn on again to reset. Then the wa- ter heater should resume operation. Contact ANDREWS WATER HEATERS, if the fault persists.

  • Page 10: Overview Of Condensing Gas Water Heater

    Overview of Condensing Gas Water Heater This water heater is a high efficiency, fully condensing appliance. Unlike a traditional water heater, a condensing type captures heat from the exhaust gas and uses it to preheat the incoming cold water as it passes through the secondary heat exchanger as illustrated below. Condensing Conventional Exhaust...

  • Page 11: General Parts

    General Parts Main Unit Internal Wall Mounted, Power Vent/Sealed Model Flue Collar Intake pipe Burner on indicator If there is a problem with the unit, a lamp will flash on the front of the unit. p.28) Front Cover Water Drain Valve (with Water Filter) (Inside Water Inlet) p.24) Drain Pipe...

  • Page 12: Names And Functions Of Each Parts

    Names and Functions of Each Parts Main Remote Controller (RC-7508M) Power On/Off Button For turning the heater on and off. Display This page) Selection Button • Used to adjust the Set Button This page) temperature. ( P14) For other settings. •...

  • Page 13: Initial Operation

    Initial Operation Before the first use of your water heater, make the following preparations. 1 through 4 Follow steps Open the water supply valve. OPEN CLOSED Open a hot water fixture to confirm that water is available, and then close the fixture again.

  • Page 14: When Using Rc-7508m

    When using RC-7508M Clock Adjustment On this Display Operation Description * The is lit. ON/OFF Press the ON/OFF button to turn it “On”. Press the button to change the display until “time (Eg.: 40°C) set” is shown. * The time changes in 1-minute increments with each press on the Use the buttons...

  • Page 15: Running Hot Water

    When using RC-7508M Running Hot Water On this Display Operation Description * The is lit. ON/OFF Press the ON/OFF button to turn it “On”. * This is lit during combustion. Check Turn on hot water. Here Previous set temperature (Display example) (Eg.: 40°C) Whenever using the hot water, such as when using the shower, WARNING...

  • Page 16: Setting Hot Water Temperature

    When using RC-7508M Setting Hot Water Temperature On this Display Operation Description * The is lit. ON/OFF Press the ON/OFF button to turn it “On”. Use the Here buttons to adjust (Eg.: 40°C) the temperature. While the shower is being used, no one other than the user WARNING should change the temperature, the power switch must not be turned “off”.
  • Page 17 Approximate hot water conditions 37 38 39 40 41 42 43 44 45 46 47 48 50 55 60 65 70 75 80 Set the maximum temperature to suit your own preference. ( P18 and 19) Washing Shower, hot water supply, etc. Hot water supply, etc.

  • Page 18: Filling Up The Bath

    When using RC-7508M Filling Up the Bath On this Display Operation Description Preparation Insert the bathplug into the plughole. * The is lit. ON/OFF Press the ON/OFF button to turn it “On”. Check * Please set to the Turn on hot water. highest temperature when using thermostat controlled...

  • Page 19: Confirmation Beeper On/off

    When using RC-7508M Confirmation Beeper On/Off The remote controller will emit a sound when any button is pushed. This sound can be muted if it is desired. * Initial factory setting is with sound. Operation Description * Setting is possible regardless Press the button for about five ON/OFF...

  • Page 20: Other Setting Options

    When using RC-7508M Other Setting Options Switching Scroll display ( P10) can be scroll display switched on = “yes” or off = “no” . This is set to drain the unit. Draining the unit On this Display [Maximum tempera- [Draining the unit] [Scroll display] ture setting] P21)
  • Page 21 Modification of the The maximum temperature setting can be maximum temperature modified. setting On this Display Operation q Press the ON/OFF button to “OFF”. w Press the button to show the settings screen. * This may not be displayed Press the button to depending on the installation conditions.

  • Page 22: Preventing Damage From Freezing

    Protect this warm and prevent it from freezing. plumbing with insulation. If you are still worried that your heater will freeze, contact the nearest ANDREWS WATER HEATERS agent. outside temperature including wind chill For severely cold temperatures of less than -10°C...

  • Page 23: When Unused For An Extended Period

    If the water heater will not be used for a long period of time, drain the water. If you do not use the product for long time, contact your CAUTION nearest agency of ANDREWS WATER HEATERS. Because the operation in equipment is necessary for complete drainage. Whenever the unit is checked, maintained, or drained, the power CAUTION switch must be turned “Off”, and it must be allowed to cool down first.
  • Page 24 When Unused for an Extended Period-2 If the water heater will not be used for a long period of time, drain the water. Position of the cleanout plugs 3 positions * The shapes of the cleanout plugs are as pictured on the right. * The cleanout plugs may not be clearly visible as they are partially hidden behind the pipe insulation.

  • Page 25: Regular Maintenance

    Regular Maintenance-1 Inspection (Once a month) Caution To avoid burns, wait until the equipment cools down before draining the water. The appliance will remain hot after it is turned off. High Temperature For dust and soot in the Check exhaust vent or flue terminal. For abnormal sounds Check during operation.
  • Page 26 Regular Maintenance-2 Maintenance (Once a month) Water Drain Valve (with Water Filter) If the water drain valve (with water filter) is covered with debris, the hot water may not run smoothly, or the unit may produce cold water. Check and clean the filter as explained below. * To avoid burns, wait until the equipment cools down before draining the water.

  • Page 27: Troubleshooting

    Troubleshooting-1 Initial Operation • Check for reversed plumbing or crossed pipes. Unit does not attempt to ignite • Check the water drain valve filter. ( P24) when water is running. Unit attempts to ignite but fails • Reset unit and try again. There may be air in the gas line. •...

  • Page 28: Amount Of Hot Water

    Troubleshooting-2 (Continued) • The unit will not heat the water if the flow rate is less than The water is cold when only a 2.5 litre per minute. single fixture is open. Open the fixture more or open other fixtures so that a greater flow passes through the unit, and the unit should begin heating again.
  • Page 29 Sounds The fan can be heard after • These noises indicate the proper operation of devices operation is stopped. which are designed to let the unit reignite more quickly, A motor can be heard when turning and ensure the water temperature is stable. the unit ON or OFF, when opening or closing a fixture, or after the unit has been running for a while.
  • Page 30 “On”, and when the hot water tap is turned on, it is back to normal if nothing is displayed. Clogging of water trap Please contact the installer or ANDREWS WATER HEATERS. Abnormal combustion, low gas Have a professional check the gas supply pressure.

  • Page 31: Follow-up Service

    For repairs after the warranty period, please contact your local Maintenance company. Minimum period of time for stocking repair parts ANDREWS WATER HEATERS will stock repair parts for this unit for a minimum of ten years after production has ceased.

  • Page 32: Specifications

    • Specifications may be changed without prior notice. Specifications • The capacity may differ slightly, depending on the water pressure, water supply, piping conditions, and water temperature. Specifications Item Specification Model Name WHC56 LWHC56 Type Internal, Wall Mounted Installation Air Supply/Exhaust Power Vented Ignition...
  • Page 33 Fastflo Fastflo Fastflo Fastflo Product name WH42 WH56 LWH42 LWH56 WHC56 LWHC56 WHX56 LWHX56 Declared load profile Water heating energy efficiency class Water heating energy efficiency Annual energy consumption Other load profiles for which the water heater is suitable to use and...

  • Page 34: Technical Parameters

    Technical parameters Fastflo Fastflo Fastflo Fastflo Fastflo Fastflo Fastflo Fastflo Product name WH42 WH56 LWH42 LWH56 WHC56 LWHC56 WHX56 LWHX56 Daily electricity 0.297 0.297 0.33 0.33 0.337 0.33 0.271 0.276 elec consumption Declared load profile Sound power level, indoors Daily fuel consumption 30.452 30.452 30.332 30.332...
  • Page 36 Conditions of Sale which are available on request. Aug 2016 Customer support Monday - Friday 8am - 5pm 0345 070 1057 ICOM 0345 070 1059 Energy Association Email service@baxicommercialdivision.co.uk Website andrewswaterheaters.co.uk Twitter @AndrewsWH 500403 Andrews. Built to perform.

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Lwhc56

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