Rayburn Heatranger 480AG (CF) Installation And Servicing Instructions

Other manuals for Heatranger 480AG (CF): Operating Instructions Manual

Summary of Heatranger 480AG (CF)

  • Page 1

    This appliance must be installed in accordance with the rules in force and used only in a sufficient ventilation space. Use only on fully pumped systems this rayburn gas combination appliance is combined cooker and hot water boiler providing central heating and domestic hot water in addition to spec...

  • Page 2: Contents

    Contents 2 section contents page site requirements specifications 3 location 4 gas supply 4 electrical supply 4 controls 6 flue system 6 air requirements 6 water circulation system 7 installation instructions clearances 8 preliminary installation 8-9 gas connection 10 water connections 10 system sui...

  • Page 3: Specifications

    Specifications 3 gas connection r1/2 (1/2” bsp taper) appliance weight 330kg electrical supply 230v~50hz 3 amp fused boiler connections: flow 22mm o/d copper tube max. Working pressure of boiler: return 22mm o/d copper tube open vent system 3 bar (30m) flue outlet - 125mm sealed system 2.60 bar (26....

  • Page 4: Site Requirements

    The appliance must be installed on a solid level floor or base of incombustible material which is capable of supporting the total weight. The location chosen for the appliance must permit installation and the provision of a satisfactory flue and an adequate air supply. The location must also provide...

  • Page 5

    Wall projecting the front of the appliance minimum gap on right hand side minimum gap on left hand side r 1/2 (1/2” bsp) gas connection fig. 1a fig. 1b 5 10mm 50mm 10mm water connections: installer must make provision to gain access to 22mm copper flow and return pipe during installation.

  • Page 6: Site Requirements

    Independent temperature controls with time switch control are recommended for providing temperature comfort from radiators. Typical controls can be motorised valves operated by room thermostat and cylinder thermostat. Thermostatic radiator valves may be fitted if required and consideration should be...

  • Page 7: Site Requirements

    In a combined central heating and domestic hot water system, the hot water storage vessel must be of the indirect cylinder type. The hot water storage vessel should be insulated with not less than 75mm thick mineral fibre or its equivalent. Cisterns and pipework should not be situated in areas which...

  • Page 8: Installation Instructions

    The appliance is floor mounted. The space in which the appliance is to be fitted must have the following minimum dimensions:- between wall and lh side of appliance - 10mm between wall and rh side of appliance - 10mm* *should the wall project beyond the front of the appliance, when it must be increas...

  • Page 9: Installation Instructions

    Site location 1. Remove the appliance assembly from the transit wooden pallet by the temporary location of a sloping ramp board between the pallet and the floor. With the appliance on the floor, lift the front of the appliance (manually or crowbar) and insert a 32mm x 1m long tube between the front ...

  • Page 10: Installation Instructions

    1. Connect the gas supply to the 1/2” bsp tapered thread on the left hand side of the appliance (see specifications, page 3). 2. Test the whole of the gas installation including the meter and purge in accordance with the relevant recommendations. The two flow and return (22mm o/d copper tube) connec...

  • Page 11: Installation Instructions

    Supply cable - pvc insulated three core 85 ˚ c rated 300/500v .75mm 2 . To connect the electrical wiring to the appliance. Make electrical connections to terminal strip as wiring diagram. Remove the plinth cover at the bottom of the appliance (see fig. 7 ). Fit supply and pump cables to the terminal...

  • Page 12: Installation Instructions

    Installation instructions 12 fig. 10

  • Page 13: Commissioning

    Checks to ensure electrical safety should be carried out by a competent person, ie. Earth continuity, polarity and resistance to earth. The whole of the system should be thoroughly flushed out with cold water without the pump in position. Ensure that all valves are open. With the pump fitted, the sy...

  • Page 14: Commissioning

    This appliance is fitted with a combustion discharge safety device which will switch off both main burners in adverse flue conditions. Before turning on main burners ensure that the manual reset button, which is located on the right hand side of the plinth is depressed. Ensure the electricity supply...

  • Page 15: Servicing

    It is important for the correct operation of the appliance that servicing be carried out annually by a competent person in accordance with gas safety regulations. With normal use, a boiler/cooker service should be carried out immediately after the end of the heating season. The householder should be...

  • Page 16: Servicing

    Operate the appliance and system, noting any faults which may need to be corrected during service. Warning: isolate unit from electricity supply and turn off gas at service cocks before servicing. After completing service always check for gas soundness and check this function of controls. Lift out t...

  • Page 17: Servicing

    Boiler (see fig. 13 and 14) ensure isolation of electricity and gas supply. Remove plinth 3 screws (see fig. 7). Disconnect ignitor lead c from the electronic ignition unit. Lift up electronic ignition unit j to release unit from gas valve. Undo union nut k . Undo four screws l . Allow burner assemb...

  • Page 18: Servicing

    Cooker (see fig. 15 and 16) remove solenoid connector plug m . Undo union nut n . Undo two screws p . Remove the burner, complete with controls, from the unit (see fig. 16). Brush the cooker burner top and check flame ports are clear. (see fig. 16a) remove two screws from pilot bracket. Remove two s...

  • Page 19: Servicing

    Top access is gained through controls door aperture. Before removing service access covers ensure that all electrical access to the appliance has been switched off (switch off and remove plug). See fig. 17 & 17a 1. Remove the controls door and place in a safe position. 2. Remove both thermostat cont...

  • Page 20: Servicing

    Re-assemble the appliance in reverse order. Refit boiler and cooker burner assemblies. Re-connect solenoid electrical supply to cooker burner assembly. Re-connect electronic ignition unit to the boiler gas valve. Re-connect ignitor lead to ignition unit. Replace hotplate. Test fully for gas soundnes...

  • Page 21

    Follow instructions in section burner cleaning of servicing instructions and remove the cooker burner assembly. 1. Remove two pilot assembly screws. 2. Remove two screws securing injector bracket. A 3. Remove burner and transfer all ancillary items. 4. Fit new burner. 5. Re-assemble in reverse order...

  • Page 22

    Before removing service access covers ensure that all electrical access to the appliance has been switched off (switch off and remove plug). See fig. 18 1. Remove the controls door and place in a safe position. 2. Remove both thermostat control knobs. 3. Remove the 2 cover panel fixing screws. 4. Re...

  • Page 23

    23 replacement of parts (electrical controls) fig. 20 desn 512148 earth post thermostat capillaries cooker thermostat cooker overheat thermostat cable clamp boiler thermostat capillary boiler thermostat.

  • Page 24

    See fig. 20 and 21 follow instructions in section electrical component access, steps 1 to 6. 1. Undo the two screws on the front of the chassis which holds the thermostat in place. 2. Remove the two push on connectors from back of thermostat. 3. Open main oven door to access the thermostat phial and...

  • Page 25

    Follow instructions in section burner cleaning of the servicing instructions and remove the boiler burner assembly. 1. Unscrew the pilot nut a on the gas valve and release. 2. Unscrew the four pan head screws e on the outlet side of the gas valve. Remove gas valve and unscrew inlet pipe assembly f ....

  • Page 26

    Follow instructions in section burner cleaning of servicing instructions and remove the boiler burner assembly. 1. Remove four screws from burner mounting plate. 2. Remove four screws from flange elbow connecting gas valve to burner and separate assembly. 3. Remove flange elbow from burner. 4. Re-as...

  • Page 27

    See fig. 24 & 25 1. Follow instructions - to fit new boiler thermostat. 2. Remove phials from heat exchanger phial pocket. 3. Unscrew retaining screw i , release cover plate, removing electrical leads from thermostat. 4. Remove spindle locknut and extract overheat thermostat. 5. Fit replacement ther...

  • Page 28: Sealed System

    See fig. 30 a. The installation must comply with the regulations in force. Maximum water 82 ˚ c temperature. B. An approved safety valve set to operate at 3 bar (44 ibf/in 2 ) shall be fitted in the flow pipe close to the boiler. There must not be any valve between the safety valve and the boiler. T...

  • Page 29: Sealed System

    29 sealed system typical sealed system this by-pass balancing valve should be of an automatic type and must have at least 1.5 metres of 22mm pipe each side between it and the cooker. Alternatively, the bypass loop can incorporate a towel rail controlled by a non- adjustable balancing valve. Should t...

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    31.

  • Page 32

    32 for further advice or information contact your local distributor/stockist with aga’s policy of continuous product improvement, the company reserves the right to change specifications and make modifications to the appliance described at any time. Manufactured by aga station road ketley telford shr...