Potterton Gold 24 HE Installation & Service Instructions Manual Download

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Installation & Service Instructions

Gold Combi HE

Range

This is a Wall Mounted Powered Flue Condensing Combination Boiler Gas Fired Central Heating Unit.

The boiler meets the requirements of Statutory Instrument “ The Boiler (Efficiency) Regulations 1993 N

3083” and is

deemed to meet the requirements of Directive 92/42/EEC on the energy efficiency requirements for new hot water

boilers fired with liquid or gaseous fuels:-

Type test for purpose of Regulation 5 certified by:

Notified Body 0085.

Product/Production certified by:

Notified Body 0085.

For use in GB/IE only.

These instructions include the Benchmark Commissioning Checklist and should be left with the User for safe keeping.

Summary of Contents for Gold 24 HE

Page 1: ...ations 1993 No 3083 and is deemed to meet the requirements of Directive 92 42 EEC on the energy efficiency requirements for new hot water boilers fired with liquid or gaseous fuels Type test for purpose of Regulation 5 certified by Notified Body 0085 Product Production certified by Notified Body 0085 For use in GB IE only These instructions include the Benchmark Commissioning Checklist and should ...

Page 2: ...s then left on site with the customer With the introduction of Self Certification Schemes the Benchmark Logbook is being withdrawn However a similar document in the form of a commissioning checklist and service interval record is incorporated at the back of these instructions Potterton is a member of the Benchmark initiative and fully supports the aims of the programme Its aim is to improve the st...

Page 3: ... will send a certificate of compliance to the property You must ensure that the notification number issued by CORGI is writen onto the Benchmark Checklist Scheme Members only Call CORGI on 0870 88 88 777 or log onto www corgi notify com within 10 days If you notify via CORGI Scheme CORGI will then notify the relevant Local Authority Building Control Scheme on member s behalf Complete the Benchmark...

Page 4: ...nce is suitable only for installation in GB and IE and should be installed in accordance with the rules in force and only used in a suitably ventilated location In GB the installation must be carried out by a CORGI Registered Installer It must be carried out in accordance with the relevant requirements of the Gas Safety Installation Use Regulations The appropriate Building Regulations either The B...

Page 5: ...ngs 12 6 0 System Details 13 7 0 Site Requirements 16 8 0 Installation 22 9 0 Commissioning 28 10 0 Completion 31 11 0 Servicing 32 12 0 Changing Components 34 13 0 Combustion Check 43 14 0 Electrical 44 15 0 Short Parts List 45 16 0 Fault Finding 46 17 0 Notes 52 Benchmark Checklist 54 Section Page Publication No 5116282 ...

Page 6: ...ral timer 6 The boiler data badge gives details of the model serial number and Gas Council number and is situated on the control box It is visible when the case front panel is removed Fig 1 7 The boiler is intended to be installed in residential commercial light industrial E M C environments on a governed meter supply only 8 The boiler must be installed with one of the purpose designed flues such ...

Page 7: ...4 Spark Electrode 15 Primary Heat Exchanger 16 Fan Assembly 17 On Off Reset Selector Switch 18 Central Heating Temperature Control 19 Hot Water Temperature Control 20 Venturi 21 Air Gas Collector 22 Combustion Box Cover Burner 23 Igniter 24 Burner On Light 25 Central Heating Mode Light 26 Domestic Hot Water Mode Light 27 Display 1 17 18 19 8 7 2 1 0 4 3 bar Reset 1 2 3 4 5 PM 7 8 9 1 0 1 1 12 1 2 ...

Page 8: ...perate and the integral timer will require resetting once the selector switch is set to either Position i or Position ii 3 3 Frost Protection Mode 1 The frost protection mode is integral to the appliance and functions only with the selector switch see Section 2 1 in the domestic hot water and central heating position If the system temperature falls below 5 C then the boiler will fire on its minimu...

Page 9: ...5 C dependent upon flow rate NOx Class 5 0 200 400 600 800 1000 1200 0 5 1 1 5 2 2 5 3 3 5 4 Metre wg Flow Rate l h Pump Available Head 0 5 5 5 4 5 Clearances Above Casing 200 mm Min Below Casing 200 mm Min Front 450 mm Min For Servicing Front 5 mm Min In Operation L H Side 5 mm Min R H Side 5 mm Min In Operation Heat Input CH Net Max Min kW 24 7 7 Heat Output CH Non Condensing Max Min kW 24 6 8 E...

Page 10: ...stable 35 C to 60 C max 5 C dependent upon flow rate NOx Class 5 0 200 400 600 800 1000 1200 0 5 1 1 5 2 2 5 3 3 5 4 Metre wg Flow Rate l h Pump Available Head 0 5 5 5 4 5 Clearances Above Casing 200 mm Min Below Casing 200 mm Min Front 450 mm Min For Servicing Front 5 mm Min In Operation L H Side 5 mm Min R H Side 5 mm Min In Operation Heat Input CH Net Max Min kW 24 7 9 Heat Output CH Non Conden...

Page 11: ...table 35 C to 60 C max 5 C dependent upon flow rate NOx Class 5 0 200 400 600 800 1000 1200 0 5 1 1 5 2 2 5 3 3 5 4 Metre wg Flow Rate l h Pump Available Head 0 5 5 5 4 5 Clearances Above Casing 200 mm Min Below Casing 200 mm Min Front 450 mm Min For Servicing Front 5 mm Min In Operation L H Side 5 mm Min R H Side 5 mm Min In Operation Heat Input CH Net Max Min kW 28 9 9 7 Heat Output CH Non Conde...

Page 12: ... 145mm G 131mm H 180mm Domestic Hot Water Outlet 15mm Cold Water Inlet 15mm Heating Return 22mm Heating Flow 22mm Pressure Relief Valve 15mm Gas Inlet 22mm 65 mm 65 mm 65 mm 65 mm 65 mm 32 5 mm Condensate Drain Tap Rail 360 Orientation Tube Ø 100mm D C B A E G F 3o H Publication No 5116282 ...

Page 13: ...omponents When fitting new systems flux will be evident within the system which can lead to damage of system components All systems must be thoroughly drained and flushed out The recommended flushing and cleansing agents are Betz Dearborn Sentinel X300 or X400 and Fernox Superfloc Universal Cleanser which should be used following the flushing agent manufacturer s instructions System additives corr...

Page 14: ...ve backflow prevention device is permanently connected at the inlet to the circuit and the temporary connection is removed after use 6 6 Expansion Vessel Central Heating only 1 The appliance expansion vessel is pre charged to 0 5 bar Therefore the minimum cold fill pressure is 0 5 bar The vessel is suitable for correct operation for system capacities up to 125 litres For greater system capacities ...

Page 15: ...damage to fittings and devices on the system 6 The boiler s maximum working mains pressure is 8 bar therefore all pipework connections fittings etc should be suitable for pressures in excess of 8 bar A pressure reducing valve must be fitted for pressures in excess of 8 bar The manufacturer of any outlet fittings such as a shower valve may require a lower maximum pressure The pressure reduction mus...

Page 16: ...elevant requirements In GB this is the current I E E Wiring Regulations and Building Regulations In IE reference should be made to the current edition of I S 813 Domestic Gas Installations and the current ETCI rules 4 If the boiler is to be fitted into a building of timber frame construction then reference must be made to the current edition of Institute of Gas Engineers Publication IGE UP 7 Gas I...

Page 17: ...ig 10 3 Ensure that the pipework from the meter to the appliance is of adequate size Do not use pipes of a smaller diameter than the boiler gas connection 22mm 7 5 Electrical Supply 1 External wiring must be correctly earthed polarised and in accordance with relevant regulations rules In GB this is the current I E E Wiring Regulations In IE reference should be made to the current edition of ETCI r...

Page 18: ...f the boiler is fitted in an unheated location the entire condensate discharge pipe should be treated as an external run 9 In all cases discharge pipe must be installed to aid disposal of the condensate To reduce the risk of condensate being trapped as few bends and fittings as possible should be used 10 When discharging condensate into a soil stack or waste pipe the effects of existing plumbing m...

Page 19: ...rectly below an openable window air vent or any other ventilation opening 300 B Below gutter drain soil pipe 25 C Below eaves 25 D Below a balcony car port roof 25 E From vertical drain pipes and soil pipes 25 F From internal or external corners 25 G Above adjacent ground or balcony level 300 H From a surface facing a terminal 600 I Facing a terminals 1200 J From opening door window in carport int...

Page 20: ... or on the inner wall of installation 7 10 Terminal Guard Fig 14 1 When codes of practice dictate the use of terminal guards they can be obtained from most Plumbers and Builders Merchants 2 There must be a clearance of at least 50mm between any part of the terminal and the guard 3 When ordering a terminal guard quote the appliance name and model number 4 The flue terminal guard should be positione...

Page 21: ...ue system must be taken into consideration Their equivalent lengths are Concentric Pipes 45 bend 0 5 metres 93 bend 1 0 metres Twin Flue Pipe 45 bend 0 25 metres 91 5 bend 0 50 metres The elbow supplied with the boiler is not included in any equivalent length calculations 5 The illustrations opposite show examples of permissible flue systems 6 Instructions for guidance and fitting are included in ...

Page 22: ...he position of the gas and water pipes Remove the template 6 Cut the hole for the flue minimum diameter 116mm 7 Drill the wall as previously marked to accept the wall plugs supplied Secure the wall plate using the fixing screws 8 Using a spirit level ensure that the plate is level before finally tightening the screws 9 Connect the gas and water pipes to the valves on the wall plate using the coppe...

Page 23: ...nd flush if required Fig 17c 8 Take the blanking plugs from the kit and using washers supplied with the boiler connect them to the central heating flow and return taps and the cold inlet tap The system can now be filled by opening the cold inlet supply and stop valve 9 If desired a suitable gauge can be connected to one of the taps so that the system may be accurately pressurised 10 All joints fit...

Page 24: ...y downwards to a discharge point outside the building See section 6 7 for further details 4 Utilising one of the sealing washers connect the discharge pipe to the adaptor and tighten the nut 5 Complete the discharge pipework and route it to the outside discharge point IMPORTANT Make all soldered joints before connecting to the pressure relief valve 8 7 Condensate Drain see section 7 6 1 Connect th...

Page 25: ...ptor at the top of the boiler Set the elbow to the required orientation Fig 21 NOTE The flue elbow is angled at 93 degrees to ensure a fall back to the boiler 3 Measure the distance from the outside wall face to the elbow This dimension will be known as X Fig 22 4 To dimension X add 50mm This dimension to be known as Y IMPORTANT Check all dimensions before cutting Fig 20 Wall Thickness X Wall Thic...

Page 26: ...h the hole in the wall Refit the elbow to the boiler adaptor ensuring that it is pushed fully in 9 Draw the flue back through the wall and engage it in the elbow It may be necessary to use soap solution or similar to ease assembly of the elbow adaptor and flue Fig 25 10 Ensure that the terminal is positioned with the slots to the bottom Fig 25a IMPORTANT It is essential that the flue terminal is f...

Page 27: ... with the control IMPORTANT The room thermostat MUST be suitable for 230V switching NOTE An external frost thermostat cannot be used with the integral timer 7 Remove the link between terminals 1 2 The 230V supply at terminal 1 can be connected to the thermostat The switched output from the thermostat must be connected to terminal 2 Fig 29 If the room thermostat being used incorporates an anticipat...

Page 28: ...ling loop 8 Turn the gas supply on and purge according to in GB BS 6891 and in IE I S 813 Domestic Gas Installations 9 Test for gas soundness 10 Hinge the facia panel upwards and refit the case front panel Tighten the securing screws 11 Turning either of the temperature control knobs will set the relevant temperature When the knob is turned the display will alter and show the selected temperature ...

Page 29: ...emand To set the time of day Turn the timer outer bezel clockwise to align the pointer with the correct time to the nearest 15 minutes ensuring that A M P M is considered Do not at any time attempt to turn the bezel anti clockwise To set the timed heating program Decide which times of the day the central heating is required The heating will operate when the white tappets are set to the outer edge ...

Page 30: ...ly anticlockwise Fig 33 6 The display will now alternate between SF and the current boiler temperature and both green LEDs will flash Figs 34 35 7 Turn CH temperature control knob fully clockwise As the knob is turned the display will change from 0 to 00 Fig 36 indicating maximum rate then revert to P alternating with the current boiler temperature Figs 37 38 8 A gas rate measurement may now be ma...

Page 31: ...ance and installation These details will be required in the event of any warranty work The publication must be handed to the user for safe keeping and each subsequent regular service visit recorded 4 For IE it is necessary to complete a Declaration of Conformity to indicate compliance with I S 813 An example of this is given in I S 813 Domestic Gas Installations This is in addition to the Benchmar...

Page 32: ...at both the gas and electrical supplies to the boiler are isolated 5 Slacken the screws securing the facia panel Lift the outercase panel so that its securing tabs are clear of the facia Remove the panel allowing the facia to hinge down Fig 40 6 Remove the screws securing the inner door panel Lift the panel slightly to disengage it from the studs on top of the case Fig 41 7 Unscrew the sump from t...

Page 33: ...r 15 Initially check the cold water inlet tap filter 16 Turn the tap off and draw off from a hot tap Undo the blanking cap and remove the threaded bush Fig 44 17 Extract the filter and rinse thoroughly in clean water Reassemble and check the flow If required clean the restricter filter as described below 18 Pull off the hall effect sensor Undo the restricter from the inlet return manifold 19 Rinse...

Page 34: ... the igniter feed plug and the electrode leads noting their positions 2 Undo the screw securing the bracket to the boiler 3 Remove the igniter and transfer the bracket to the new component 4 Reassemble in reverse order 12 2 Spark and Sensing Electrodes Fig 47 1 Disconnect the electrode leads noting their positions 2 Remove the retaining screws securing each of the electrodes to the combustion box ...

Page 35: ...sensing pipe is connected to the fan 12 4 Venturi Fig 48 1 Remove the collector and fan assembly as described in section 12 3 2 Extract the injector from the venturi 3 Undo the screws securing the fan to the venturi and the venturi to the collector IMPORTANT When fitting the new venturi ensure the arrows on it s base point into the collector Fig 50 4 Examine the seals and burner gasket replace if ...

Page 36: ...ws securing the collector to the venturi and the nuts holding the cover to the heat exchanger Draw the collector and cover assembly away 3 Remove the cover insulation piece 4 Fit the new insulation carefully over the burner and align it with the slots for the electrodes 5 The rear insulation is retained by a screw and large washer remove these and draw the insulation out of the heat exchanger 6 Ex...

Page 37: ...lug 2 Unscrew the sensor from it s pocket and reassemble in reverse order The plug will only fit one way 12 11 Safety Thermostat Fig 54 1 Pull the plug off the thermostat 2 Remove the screws securing the thermostat to the mounting plate on the flow pipe 3 Reassemble in reverse order ensuring that the plug is pushed fully on 12 12 DHW Temperature Sensor NTC Fig 55 1 Turn off the mains cold water su...

Page 38: ... manifold and draw the pump forwards 3 Undo the screw on the pump wiring cover and remove the cover Using a suitable flat bladed screw driver press the cable securing levers downwards to release each wire after noting their position 4 Unscrew the automatic air vent from the pump body 5 Connect the wiring to the new pump Examine the O ring seals on the return pipe and manifold replacing if necessar...

Page 39: ...the sensor 3 Connect the plug to the new sensor Carefully fit the new sensor to the hydraulic assembly ensuring it is fully down 12 18 Pressure Relief Valve Fig 62 1 Drain the primary circuit 2 Disconnect the discharge pipe from the valve Using a suitable hexagon key undo the grub screw sufficiently to release the valve 3 Note the orientation of the valve rotate it and withdraw it from the manifol...

Page 40: ...12 20 Diverter Valve Motor Unit Assembly Figs 64 65 1 To replace the motor unit disconnect the multi pin plug 2 Pull off the retaining clip and remove the motor unit 3 The motor unit can now be replaced or the valve assembly removed 4 Drain the primary circuit and draw off any hot water once the isolating taps are closed 5 Remove the spring clip retaining the bypass pipe to the rear of the assembl...

Page 41: ...e order ensuring that the temperature controllers are reset to their previous positions 12 22 Selector Switch Fig 67 1 Note the setting of the selector switch knob and carefully pull it off the facia 2 Completely undo the screws securing the control box cover and release the cover retaining barbs from their slots Disengage the rear of the cover from the control box hinge pin Fig 66 3 Note the posi...

Page 42: ... Reassemble in reverse order IMPORTANT The CO2 must be checked and adjusted as detailed in Section 13 0 Combustion Check 12 24 Expansion Vessel Fig 69 1 Drain the primary circuit and undo the nut on the vessel connection pipe 2 Undo and remove the locknut and spring washer securing the vessel spigot to the boiler air box 3 Remove the bracket and vessel from the boiler 4 Locate the retaining bracke...

Page 43: ...rom the Max Rate adjustment screw At maximum rate the Max Rate adjustment screw should be turned using a suitable hexagon key until the correct reading is obtained Fig 77 10 The CO2 must then be checked at minimum rate Turn the CH temperature knob fully anticlockwise As the knob is turned the display will change indicating the fan speed When the display reads 0 the boiler runs at minimum rate The ...

Page 44: ...Flame Sensing Electrode Pump Mains Input Link g y b br Flue Sensor X400 X401 g g b b r r b b b b b br bk g b br g y b br b br br b b b br br br b b br r bk r bk bk br b b br Water Pressure Switch Spark Generator Ignition Electrode 9 8 7 6 5 4 3 2 1 9 10 8 7 6 5 4 3 2 1 Hall Effect Sensor r w b w r bk bk r w Diverter Valve Timer 1 2 3 4 1 2 3 4 bk br bk b N L w g 1 4 2 5 3 1 2 a b 14 1 Illustrated ...

Page 45: ...e 5114734 624 Hall Effect Sensor 5114767 306 Burner 24 28 5114697 Burner 33 5114698 419 Water Pressure Switch 5114748 400 Plate Heat Exchanger 5114708 415 Pump 248042 302 Flue Thermostat 5114747 421 NTC Sensor 5114725 420 Overheat Thermostat 5114729 504 Pressure Gauge 248090 503 PCB 24 5116024 PCB 28 5115062 PCB 33 5114745 306 426 315 316 311 422 624 419 400 415 302 421 420 503 504 Publication No ...

Page 46: ...ple code E133 will be displayed by E1 alternating with 33 E50 is shown as E then 50 E20 E28 E50 indicate faulty components E110 shows overheat of the primary water and E130 overheat of the flue system E119 is displayed when the primary water pressure is less than 0 5 bar E133 indicates that the gas supply has been interrupted ignition has failed or the flame has not been detected E125 is displayed...

Page 47: ...flashing Go to section D Error 133 flashing Burner does not stay alights after 5 seconds Error 133 flashing Go to section I Operation sequence successful If the error 110 is still flashing Go to section J Fan runs at correct speed YES YES NO NO NO YES YES YES YES YES YES YES YES NO YES YES YES YES NO NO NO NO NO Burner output modulates to maintain the temperature set Burner goes out Go to section ...

Page 48: ...r 133 flashing Go to section I Operation sequence successful Turn the selector switch to reset position for 5 seconds If the error 110 is still flashing Go to section J Fan runs at correct speed YES YES NO NO NO YES YES YES YES YES YES YES YES NO YES YES YES YES NO NO NO NO NO Burner output modulates to maintain the temperature set DHW flow sensor senses no flow Burner goes out Go to section C DHW...

Page 49: ...eplace PCB 2 NO Change pump supply cable YES B CH system pressure less than 0 5 bar Re pressurise system 1 YES Check the tap of the automatic air vent is opened Open the automatic air vent 2 NO C 1 NO YES Fan connections correct at fan PCB X2 connector is 230V AC across terminals 5 7 Fan jammed or faulty winding Replace PCB Replace fan YES D If pump jammed release NO NO Replace water pressure swit...

Page 50: ...de and lead 2 Electrode connection 3 Spark gap and position voltage at PCB X2 connector is 230V AC across terminals 2 5 Check wiring YES NO Replace igniter YES H YES 1 Ensure that the Hall Effect Sensor is in position Check the connection between the PCB X400 connector terminals 3 6 7 and the electronic sensor Check the voltage between red wire and blue wire is more than 5V DC NO Replace PCB Check...

Page 51: ...nuity across thermostat terminals Allow to cool Continuity across thermostat terminals more than 1 5 ohm J L M Is there 230V at Motor 3 way valve Replace motor 3 way valve 1 YES PCB X3 connector terminals 5 6 central heating mode 5 7 domestic hot water mode Replace PCB 2 NO Change pump supply cable YES Fan connections correct at fan PCB X401 connector terminals 5 6 7 8 1 YES Replace fan Temperatur...

Page 52: ...17 0 NOTES 52 Publication No 5116282 ...

Page 53: ...53 17 0 NOTES Publication No 5116282 ...

Page 54: ...E OF SCALE REDUCER HAS BEEN FITTED FOR THE DOMESTIC HOT WATER MODE MEASURE RECORD GAS RATE ft3 hr MAXIMUM BURNER OPERATING PRESSURE IF APPLICABLE mbar COLD WATER INLET TEMPERATURE C HOT WATER OUTLET TEMPERATURE C WATER FLOW RATE lts min FOR CONDENSING BOILERS ONLY CONFIRM THE FOLLOWING THE CONDENSATE DRAIN HAS BEEN INSTALLED IN ACCORDANCE WITH THE MANUFACTURER S INSTRUCTIONS YES FOR ALL INSTALLATI...

Page 55: ...ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 8 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 9 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 10 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE INTERVAL RECORD It is recommended that...

Page 56: ...sold subject to our standard Conditions of Sale which are available on request General Enquiries GB Tel 08706 060 780 Technical GB Tel 08706 049 049 Service GB Tel 08706 017 017 Fax 01926 410 006 Literature Request GB Tel 08706 060 623 Technical IE Tel 1850 560570 BAXI POTTERTON A Trading Division of Baxi Heating UK Ltd Brownedge Road Bamber Bridge Preston Lancashire PR5 6UP After Sales Service 08...

Page 57: ...s 1993 No 3083 and is deemed to meet the requirements of Directive 92 42 EEC on the energy efficiency requirements for new hot water boilers fired with liquid or gaseous fuels Type test for purpose of Regulation 5 certified by Notified Body 0085 Product Production certified by Notified Body 0085 For use in GB IE only Please read this document and keep it safe It will help you out should your boile...

Page 58: ...n the unlikely event your boiler develops a fault and your installer is unable to assist heateam will provide a free service to you provided the boiler is under 3 years old Otherwise heateam will offer a competitive fixed price repair rate including parts labour and VAT To arrange an engineer visit either in warranty or out please call heateam on 08706 017 017 It would help if you had your boiler ...

Page 59: ... etc or domestic hot water will be provided when a tap or shower is turned on Priority is given to domestic hot water The central heating indicator will illuminate when the boiler is supplying central heating If there is a demand for domestic hot water the indicator will illuminate and the central heating indicator will extinguish Fig 2 As the temperature rises the display will change showing the ...

Page 60: ...me has not been detected Ensure that the gas supply has not been turned off and turn the selector switch to the reset position and hold for at least 5 seconds If the boiler does not relight or the code is displayed regularly contact your installer or service engineer Resetting Fig 8 1 To reset the boiler turn the selector switch fully anticlockwise against the spring pressure for approximately 5 s...

Page 61: ...of the domestic hot water can be adjusted by turning the control knob clockwise to increase up to a maximum of 60 C Fig 11 As the control knob is turned the selected temperature is displayed for approximately 4 seconds The display then reverts to the current boiler output temperature 5 The temperature of the water is also dependent on the water flow rate and the temperature of the mains coming int...

Page 62: ...g 15 Error Code E119 will be shown on the display To Shut Off the Boiler 1 For short periods Turn the selector switch to the OFF position Fig 16 2 For long periods Turn off the selector switch Fig 16 electricity and gas supplies If your home is to be left unoccupied for long periods during cold weather the boiler and whole system should be drained unless there is additional frost protection 3 Your...

Page 63: ...vide a competitive fixed price repair rate including parts labour and VAT To find out more call heateam on 08706 017 017 open Monday to Friday 8am 6pm weekends and bank holidays 8 30am 2pm closed on Christmas and New Years Day An appointment convenient for you can be arranged It would help if you had your boiler serial number when you call the serial number is shown on the back cover of this guide...

Page 64: ... operate on demand To set the time of day Turn the timer outer bezel clockwise to align the pointer with the correct time to the nearest 15 minutes ensuring that A M P M is considered Do not at any time attempt to turn the bezel anti clockwise To set the timed heating program Decide which times of the day the central heating is required The heating will operate when the white tappets are set to th...

Page 65: ...r boiler Your boiler should have the following minimum clearances for Safety and Maintenance Figs 19 20 Top 200mm Bottom 200mm Left side 5mm Right Side 5mm Front 5mm In Operation 450mm For Servicing If your boiler is installed in a compartment do not use it for storage purposes Do not obstruct any purpose provided ventilation openings Flammable materials must not be stored in close proximity to yo...

Page 66: ... Page 4 No Continue below 3 Is the gas supply turned on 4 Is the mains water supply turned on 5 Is the system pressure correct 6 Is the programmer or timer switch set to On Refer to the instruction booklet supplied with these items for correct setting and operation 7 Are the temperature controls on the boiler turned on and set high enough 8 Are all system controls such as room and cylinder thermos...

Page 67: ...rson Warning In an Emergency If a water or gas leak occurs or is suspected the boiler can be isolated at the inlet valves as follows 1 Turn off the electrical supply and turn the selector switch on the facia box to the OFF position 2 Using a suitable open ended spanner or screwdriver turn the square on the gas tap to the left to isolate the gas supply at the boiler Fig 19 3 The isolating valves ar...

Page 68: ...nd offer a free warranty service within 3 years of installation of the boiler If you are unable to provide this information or the boiler has been installed for over 3 years heateam will charge a competitive rate for the repair The engineer when visiting will verify if the boiler is under the free 3 years warranty service in this case heateam will provide a full refund If you have contacted your i...

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