Baxi Bermuda Inset 2 Boiler 50/4 Installation And Servicing Manual Download

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Baxi Bermuda
Inset 2 Boiler 50/4

Fireside Gas Central Heating Unit

Comp N° 238983 - Issue 4 - 10/99

Installation and
Servicing Instructions

Summary of Contents for Bermuda Inset 2 Boiler 50/4

Page 1: ...Please leave these instructions with the user Baxi Bermuda Inset 2 Boiler 50 4 Fireside Gas Central Heating Unit Comp N 238983 Issue 4 10 99 Installation and Servicing Instructions ...

Page 2: ...oducts in the UK Our first priority is to give a high quality service to our customers Quality is built into every Baxi product products which fulfil the demands and needs of customers offering choice efficiency and reliability To keep ahead of changing trends we have made a commitment to develop new ideas using the latest technology with the aim of continuing to make the products that customers w...

Page 3: ...Boiler Securing the Boiler Water Connections Fully Pumped Systems Overheat Thermostat Pumped Heating Gravity Hot Water Gas Connection Electrical Connection Making the Electrical Connection Overheat Thermostat Flue Connection Completion CommissionIng the Appliance Annual ServicIng Annual Servicing Removal of Firefront Removal of Controls Cleaning the Lint Arrestor Cleaning the Burner Main Injector ...

Page 4: ...iving space of a dwelling 2 The firefront is intended for hearth mounting 3 These instructions relate to the central heating boiler section of the appliance Fig 1 4 The boiler is range rated with outputs as shown 5 The appliance is preset at its MIDRANGE heat input rate and is designed for use on NATURAL GAS only The boiler is suitable for fully pumped and pumped central heating with gravity hot w...

Page 5: ...nt s Standard Assessment Procedure SAP for energy rating of dwellings The test data from which it has been calculated have been certified by 0086 Gas Connection Water Connections Electricity Supply Controls Gas Rate after 10 mins Lifting Weight Rc in BSPT 3 x 1 in BSP 230V 50Hz External fuse 3 Amp Appliance Rating 4 8 watt Multi functional gas valve mechanical thermostat thermocouple with permanen...

Page 6: ...llation this boiler and its associated central heating system must be flushed in accordance with the guidelines given in BS7593 1992 Treatment of water in domestic hot water central heating systems This must involve the use of a proprietary cleanser such as BetzDearborn s Sentinel X300 or X400 or Fernox s Superfloc Full instructions are supplied with the products but for immediate information plea...

Page 7: ...l system 2 Such a system would comprise a timer control and a separate room and or cylinder thermostat as appropriate 3 The boiler should be controlled so that it operates on demand only 4 It is not economical to rely on the boiler thermostat to control operation of the system 3 5 Fully Pumped System Fig 3 1 The sizes of the system pipes should be determined by normal methods 2 The open vent pipe ...

Page 8: ...e sizes of system pipes should be determined by normal methods 2 The gravity flow pipe should rise vertically as close as possible to the boiler avoiding sharp bends and tight elbows 3 The open vent pipe should be a minimum of 22mm and must rise continuously to a point above the feed and expansion tank 4 The flow pipe from the boiler may form part of the vent pipe 5 No part of the open vent should...

Page 9: ... not communicate with voids pipe ducts or spaces other than the room in which the appliance is situated 4 2 Location 1 The appliance must be installed in the living space of a dwelling 2 Restrictions to the siting of the appliance are covered by BS 5546 The appliance may not be installed in bathrooms shower rooms bedrooms or bed sitting rooms 4 3 Fireplace Opening Surround 1 If a fireplace surroun...

Page 10: ...the top and bottom An approved terminal must be installed 3 Acid Resistant Liner A flue constructed of acid resistant liners is satisfactory provided the size requirements are met The boiler flue outlet can be connected to the flue by means of a short length of 125mm 5in of flue pipe A seal must be made in the annular space between the outer face of this flue pipe and the acid resistant liner An a...

Page 11: ...he gas supply pipe to the right hand side of the builders opening It must be routed so as not to restrict the installation and servicing of the appliance 4 8 Electrical Supply Fig 7 1 External wiring must be correctly earthed polarised and in accordance with current lEE wiring regulations The mains supply is 230V 50Hz fused at 3A A permanent live supply is required for Deluxe Model Firefronts NOTE...

Page 12: ...3 heat exchanger baffles noting their orientation Fig 10 3 Lift the heat exchanger from the appliance and remove the side blanking plate Fig 11 4 Transfer the 3 sealing rings from the holes in the left hand side of the boiler to those in the right Fig 11 5 Rotate the heat exchanger to place the water connections at the right hand side return the heat exchanger to the combustion box DO NOT TURN THE...

Page 13: ...t this point depending on the size of the fireplace opening and whether or not the gravity injector tee is to be used 4 Locate the centre line of the finished opening and hearth Fig 16 5 Hold the boiler by its combustion box at either side of the heat exchanger lift from the packing base and place into the opening 6 Align the boiler centrally using the V mark on the front centre of the appliance b...

Page 14: ...ed to the lower tapping marked RETURN Connect the pumped return into the adaptor using the nut and olive 3 Fit a 1in x 22mm threaded adaptor into one of the higher tapping positions marked FLOW and connect the pumped flow into the adaptor 4 Fit a 1in plug to the remaining connection 6 Follow the instructions under System Details as regards the vent pipe and cold feed 5 8 Overheat Thermostat 1 For ...

Page 15: ... Take the gravity hot water return pipe to a level beneath that of the injector tee and connect upwards to the 28mm branch of the injector tee oriented as shown 6 Connect the pumped flow to one of the connections marked FLOW Connect the gravity flow to the remaining connection 7 The gravity flow pipes must rise vertically as close as possible to the appliance Ensure the pipework is routed such tha...

Page 16: ...onnect the supply cable Fig 24 as follows Control system switched live to L1 Control system neutral to N Earth to the terminal screw adjacent to the input plug 5 For Deluxe firefronts connect the permanent live supply L2 Fig 24a Remove the side cable clamp and connect the wire from the firefront kit as indicated Brown live to L2 Blue neutral to N Green Yellow earth to the terminal screw adjacent t...

Page 17: ... 25 1 If not already done so fit the boiler hood now Locate the flue within the flue socket and secure with the three self tapping screws provided in the kit 2 Seal the flue against the flue outlet socket 5 15 Completion 1 Seal off any secondary openings within the builders opening after wrapping the gas and water pipes through the brickwork and within the opening itself B S 5871 Part 1 ...

Page 18: ...ust the pilot 8 Operate the burner by turning the boiler thermostat knob to the HIGH setting and check the operation of the flame failure device by turning the grey button clockwise The burner and pilot should extinguish 9 Turn the boiler thermostat to the O position wait 3 minutes and relight the pilot as previously described 10 Operate the burner and allow the system to reach normal operating te...

Page 19: ...removal of the firefront 7 3 Removal of Controls 1 Turn the boiler thermostat to O position Fig 36 2 Undo the retaining screw and remove the heat shield and electrical plug from the socket Fig 35 3 Disconnect the union at the gas service cock and remove the fire feed pipe 4 Remove the thermostat phial from the boiler Fig 38 5 Lift and remove the injector insulation pad Fig 37 6 Undo the nut on the...

Page 20: ... burner and pilot in reverse order and refit the lint arrestor 7 6 Cleaning the Pilot A S D Assembly Fig 44 NOTE No attempt should be made to clean the device using any hard tools including pins or wire WARNING The pilot A S D assembly must not be adjusted in any way 1 The A S D must not be altered so that it will not operate or be bypassed in any way 2 Ensure that the pilot burner aeration hole i...

Page 21: ...ong with the insulation 4 Clean between the heat exchanger fins and flueways with suitable brushes and remove any deposits from the combustion box base tray 5 Clean away any lint or other deposits from the boiler hood and builders opening 6 Reassemble the insulation in reverse order and refit the baffles 7 Reassemble the appliance in reverse order re greasing the thermostat phial if required 8 Re ...

Page 22: ...int Arrestor Suppression Capacitor Thermostat and Piezo Igniter Unit 8 3 Lint Arrestor 1 Lift and remove the injector insulation pad Fig 51 2 Remove the controls cover panel from its retaining clips Fig 54 3 Remove the lint arrestor by pulling forward Fig 53 4 Reassemble in reverse order To change the Suppression Capacitor Thermostat and Piezo Igniter Unit proceed as follows 1 Remove the controls ...

Page 23: ...n Injector Electrode Lead and Pilot A S D Assembly proceed as follows 8 7 Removal of Controls 1 Turn the boiler thermostat to O Fig 62 2 Undo the retaining screw and remove the heat shield and electrical plug from the socket Fig 60 3 Disconnect the union at the gas service cock and remove the fire feed pipe 4 Remove the thermostat phial from the boiler Fig 61 5 Lift and remove the injector insulat...

Page 24: ...6 5 Remove the two screws holding the valve to the controls mounting bracket adjacent to the union nut and tailpiece Fig 67 6 Undo the pilot feed pipe nut and thermocouple from the valve Fig 67 7 Remove the three screws holding the burner feed pipe to the gas valve Fig 67 8 Remove the valve from the controls mounting bracket Fig 67 9 Remove the tailpiece and union nut from the original valve and f...

Page 25: ...hermocouple nut at the rear of the valve Fig 75 Remove the ignition lead from the A S D electrode and piezo igniter Fig 73 74 Undo and remove the pilot feed pipe at the A S D and valve Fig 73 75 3 Remove the three screws holding the burner feed pipe to the gas valve Fig 67 page 24 4 Undo the screw holding the A S D bracket to the burner mounting plate and disengage the tab on the bracket from the ...

Page 26: ...26 and 27 9 0 Fault Finding Pages 26 and 27 ...

Page 27: ...379 988 E00 121 E01 563 E00 119 379 999 183 630 183 936 Description Burner Injector B19 Ignition Lead Kit Valve Pilot A S D Assembly Thermostat Knob Thermostat Piezo Igniter Unit Manufacturers Part No 233904 234014 237811 239290 237818 233952 042717 040456 Click Here for Helplines ...

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Baxi Bermuda Inset 2 Boiler 50/4, Installation And Servicing Manual

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