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OWNER'S GUIDE
Part number E800
GAS WATER HEATER
WH42, LWH42, WH56, LWH56 (Internal)
WHX42, LWHX42, WHX56, LWHX56 (External)
SAR8227-3
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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Table of Contents

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   Summary of Contents for andrews WH42

  • Page 1 OWNER’S GUIDE Part number E800 GAS WATER HEATER WH42, LWH42, WH56, LWH56 (Internal) WHX42, LWHX42, WHX56, LWHX56 (External) SAR8227-3 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 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 General Parts Main Unit ....................7 Names and Functions of Each Parts ............8 Initial Operation .................... 9 How to Use When using RC-7508M Clock Adjustment ..................10 Running Hot Water .................. 11 Setting Hot Water Temperature ..............
  • 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 Internal installation heater vent terminal 3. Turn off gas and water at the main External installation 4. Consult the nearest Andrews unit Water Heaters agent Check the temperature of the running hot water before entering the shower. Do not use combustible chemicals such as oil, gasoline, benzene etc.
  • Page 7 Caution Be sure to electrically ground the Do not touch the exhaust vent unit. pipe during or immediately after operation of the water heater. [Internal installation] Do not touch the power cord with wet hands. Keep power cord free of dust. [External installation] Do not use a broken or modified power cord.
  • Page 8 Important Safety Information Remark Do not drink water that has been inside the Do not use parts other than those specified unit for an extended period of time. Do not for this equipment. drink the first use of hot water from the unit in the morning.
  • Page 9: General Parts

    General Parts Main Unit Internal Wall Mounted, Power Vent/Sealed Model WH56, LWH56, WH42, LWH42 Flue Collar Intake pipe Burner on indictor If there is a problem with the unit, a lamp will flash on the front of the unit. p.26)
  • Page 10: 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. ( P12) For other settings. •...
  • Page 11: 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 12: 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 13: 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 14: 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 15 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. ( P16 and 17) Washing Shower, hot water supply, etc. Hot water supply, etc.
  • Page 16: 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 17: 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 18: Other Setting Options

    When using RC-7508M Other Setting Options Switching Scroll display ( P8) can be switched scroll display 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] P19)
  • Page 19 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 depending on the Press the button installation conditions.
  • Page 20: 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 21: When Unused For An Extended Period

    When Unused for an Extended Period-1 If the water heater will not be used for a long period of time, drain the water. 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. To prevent scalding.
  • Page 22 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.
  • Page 23: 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 [External installation] [Internal installation] For dust and soot in the Check flue terminal.
  • Page 24 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 25: Troubleshooting

    Troubleshooting-1 Temperature • Are the gas and water supply valves fully open? Hot water is not available when • Is the water supply cut off? the hot water fixture is opened. • Is the hot water fixture sufficiently open? • Is the heater frozen? •...
  • Page 26: Amount Of Hot Water

    Troubleshooting-2 Amount of hot water • When hot water is demanded at other fixtures, the The pressure at a certain fixture is not constant. amount available may be reduced. • Pressure fluctuations and other plumbing conditions can cause the temperature and pressure at a fixture to be unstable, but it should stabilize after a short time.
  • Page 27 Sound • The fan runs for a while to accelerate ignition after the The fan can be heard after operation is stopped. operation button is turned on. Other • Are the gas and water supply valves fully open? The Heater stops burning during operation.
  • Page 28 Then, turn the power “On”, and when the hot water tap is turned on, it is back to normal if nothing is displayed. Fault occurs with combustion of Please contact Andrews Water Heaters. the unit. [Combustion lamp is lit. ( P7)] In the event of a failure, you are notified by the combustion lamp blinking at the front of the unit.
  • Page 29: 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 30: Specifications

    • Specifications may be changed without prior notice. Specifications-1 • The capacity may differ slightly, depending on the water pressure, water supply, piping conditions, and water temperature. Specifications Item Specification Model Name WH56 LWH56 Type Internal, Wall Mounted Installation Air Supply/Exhaust Power Vented Ignition Direct Ignition...
  • Page 31 Specifications Item Specification Model Name WHX56 LWHX56 Type External, Wall Mounted Installation Air Supply/Exhaust Power Vented Ignition Direct Ignition Minimum Pressure for Maximum flow 2.0 bar Minimum Flow Rate 2.5 L/min. Dimensions 61.5 cm(Height) x 46.4 cm(Width) x 24 cm(Depth) Weight 30 kg Water Holding Capacity...
  • Page 32 • Specifications may be changed without prior notice. Specifications-2 • The capacity may differ slightly, depending on the water pressure, water supply, piping conditions, and water temperature. Specifications Item Specification Model Name WH42 LWH42 Type Installation Internal, Wall Mounted Air Supply/Exhaust Power Vented Ignition...
  • Page 33 Specifications Item Specification Model Name WHX42 LWHX42 Type Installation External, Wall Mounted Air Supply/Exhaust Power Vented Ignition Direct Ignition Minimum Pressure for Maximum flow 2.0 bar Minimum Flow Rate 2.5 L/min. Dimensions 61.5 cm(Height) x 46.4 cm(Width) x 24 cm(Depth) Weight 30 kg Water Holding Capacity...
  • Page 34 ErP-Information Product Sheet Fastflo Fastflo Fastflo Fastflo 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...
  • Page 35: 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. July 2016 Customer support Monday - Friday 8am - 5pm 0345 070 1058 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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Lwh42Lwh56Whx42Wh56Lwhx42Whx56 ... Show all

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