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Glo-warm Ultimate 50CF, Instructions For Use Installation And Servicing

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Glo-warm Ultimate 50CF Instructions For Use Installation And Servicing Download Page 20

Supplied By www.heating spares.co  Tel. 0161 620 6677

20

221787B

10 Replacement Parts

Key No

Part No

Description

G.C. Part No.

Diagram 10.1

Please quote the name of the appliance and its serial number, found on the data label on the right hand side of the control box, after
removal of the cover.

1

429549

Multifunctional control

312 926

2

208040

“O” ring - gas valve

334 592

3

203009

Injector

355 540

4

K2674

Thermocouple

390 894

5

K3580

Clip - thermocouple

390 983

6

203416

Pilot burner

381 793

7

900500

Spark electrode

381 733

8

WW4617

Ignition lead

312 997

9

202519

Thermostat

381 798

10

204687

Control knob

11

202713

Piezo unit

12

801236

Mica window and foil gasket

13

203350

Solenoid

14

800756

Safety device

278 470

Because of our constant endeavour for improvement, details may vary slightly from those shown in these instructions.

8057

13

9

10

7

5

12

6

2

4

3

1

8

11

14

Summary of Contents for Ultimate 50CF

Page 1: ...ord your registration by telephoning the Heatcall Customer Service number 01773 828100 Our Guarantee gives you peace of mind plus valuable protection against breakdown by covering the cost of Guarantee Registration Open Flue Boiler This is a Cat I2H Appliance BS 6332 BS 5258 Reference in these instructions to British Standards and Statutory Regulations Requirements apply only to the United Kingdom...

Page 2: ...irective 90 396 EEC on the approximation of the laws of the Member States relating to appliances burning gaseous fuels 2 Directive 73 23 EEC on the harmonization of the Laws of the Member States relating to the electrical equipment designed for use within certain voltage limits 3 Directive 89 336 EEC on the approximation of the Laws of the Member States relating to electromagnetic compatibility IN...

Page 3: ...ervice please call your installer or Heatcall Glow worm s own service organisation using the telephone number given on the control tray Please be advised that the Benchmark logbook should be completed by the installation engineer on completion of commissioning and servicing All CORGI Registered Installers carry a CORGI ID card and have a registration number Both should be recorded in your boiler L...

Page 4: ... not operated that is the button is in Refer to Safety Device instructions Turn thermostat knob B faulty anticlockwise to the O Off position Push in control knob D keep pushed in push and release piezo button A until the pilot lights Look through window E After the pilot burner lights keep the button pushed in for about 20 seconds Check that the pilot is alight and stable look through window E If ...

Page 5: ... BS5449 BS6891 BS7478 BS7593 BS7671 Manufacturer s instructions must not be taken as overriding statutory requirements 1 3 Range Rating The boiler is range rated and may be adjusted to suit the individual system requirements The respective Table 1 gives the ratings and settings A B C D E F H K L M N R S 764 328 168 213 149 56 39 115 741 480 640 345 23 MODEL Diagram 1 1 GENERAL DIMENSIONS all dimen...

Page 6: ...be to the current issue of BS2879 1 10 Safety Valve A safety valve need not be fitted to an open vented system 1 11 Location WARNING Open flue boilers must not be installed in a private garage TABLE 1 RANGE RATING Min NOMINAL kW HEAT INPUT GROSS Btu h NOMINAL kW HEAT OUTPUT Btu h BURNER mbar SETTING PRESSURE in w g APPROX m3 h GAS RATE ft3 h BURNER 203009 PILOT 7215 INJECTOR MARKING 15 59 19 23 53...

Page 7: ...of the same size to the room containing the boiler Do not ventilate through a kitchen private garage bathroom or toilet Vents through a cavity wall must be ducted If there are other fuel burning appliances present allowance must be made for their combustion requirements The free area for the boiler is 50CF 55cm2 8 5in2 Refer also to the current issue of BS5440 Part 2 2 3 Products of Combustion Tes...

Page 8: ...p This should be fitted on the flow pipe and have isolating valves fitted each side integral if possible The pump should be set to give a temperature difference of 11o C 20o F between flow and return with the boiler thermostat set at MAX which is about 82o C 180o F The resistance through the boiler can be found from diagram 3 3 4 Installation 4 1 Unpacking Unpack and check that the contents listed...

Page 9: ...m 4 3 Take care not to damage the pilot and thermocouple assembly Lift the boiler and position on to the wall frame so that the tags on the boiler body locate on the cross member of the wallframe see diagram 4 5 Fasten the boiler to the wallframe using the screws previously removed Remove the flue cleaning door see diagram 4 6 Remove the split pin Withdraw the retaining angle and thermostat phial ...

Page 10: ...nt and cold flush the system as recommended in the current issue of BS6798 Visually check for and put right any water leaks 4 5 Gas Connection Make the gas connection to the flanged Rc1 2 gas service cock 4 6 Flue Installthefluepipeworkandsealtothefluesocketinaccordance with normal practice 5 Electrical Connection 5 2 Cable Connection Thread the power supply cord through the clamp at the rear of t...

Page 11: ...s off that is indicator vertical Check that the mains electrical supply to the boiler is off Set the thermostat control knob B to O the off position Remove the gas pressure test nipple screw E and fit a suitable pressure gauge Open gas service cock C Note Make sure that the flue blockage safety device reset button P is fully pushed in Push in control button K keep pressed in and at the same time o...

Page 12: ...OLE LOCATION COMBUSTION CHAMBER SHIELD Check the operation of the flame failure device with the burner alight as follows Slide the control button K inwards and release the main burner and pilot will go out Check that the flame failure device has operated indicated by a click within 60 seconds from the valve The multifunctional control incorporatesasafetydevice Donotattempttorelightuntilithas reset...

Page 13: ...n conditions and usage but in general once a year should be enough Draw attention if applicable to the current issue of the Gas Safety Installation and Use Regulations Section 35 which imposes a duty of care on all persons who let out any property containing a gas appliance It is the Law that any servicing must be carried out by a competent person Advise that the boiler is fitted with a safety dev...

Page 14: ...s and fins thoroughly with a suitable stiff brush Re assembly note When replacing the flue cleaning door and flueway baffle ensure they are fitted as shown in diagram 4 6 8 4 Multifunctional Control Servicing Replacement Gain access as Section 8 1 Refer to diagram 6 4 and 8 1 Remove multifunctional control cover securing screw Disconnect the electrical leads thermocouple and pilot supply tube at t...

Page 15: ... 1 Refer to diagram 6 4 and 8 4 Disconnect thermocouple from the interrupter from the gas valve Disengage the thermocouple spring clip and remove the thermocouple Re assembly note When refitting do not tighten the thermocouple nut more than a quarter turn beyond finger tight 8 10 Pilot Burner Gain access as Section 8 1 Refer to diagram 6 3 and 8 4 Remove the main burner as described in Section 8 2...

Page 16: ...iled up tidily at the rear of the control box There must be no kinks or sharp bends in the capillary 8 12 Piezo Unit Gain access as Section 8 1 Refer to diagram 8 7 Remove the electrical control box refer to Section 5 1 Disconnect the ignition lead at the piezo unit Note To ease the removal of the piezo unit it is advisable to temporarily remove the boiler thermostat from the control box refer to ...

Page 17: ...ontrol Does pilot stay alight when multi functional control knob is released PILOT SATISFACTORY Does pilot flame envelop thermocouple Check aeration If necessary Clean pilot rectify blockage in pilot injector or replace Check thermocouple circuit using Thermocouple fault finding diagram On pressing piezo unit button is there a spark across electrode gap Pull ignition lead off electrode Hold end of...

Page 18: ...at the gas valve see diagram Interrupter Electrical Connections Test continuity of the flue blockage safety device Is there continuity YES NO NO Diagram 9 3 FUNCTIONAL FLOW WIRING 2327 B Diagram 9 2 THERMOCOUPLE FAULT FINDING 9 1 Pilot Refer to chart 9 1 9 2 Thermocouple Refer to chart and diagram 9 2 9 3 Electrical Refer to diagram 9 3 and 9 4 The preliminary electrical system checks as contained...

Page 19: ...are calling for heat Make sure that the system is filled the flue blockage safety device is reset the gas supply is available and the pilot is lit Isolate electrical supply to the control box Remove the control box cover and check all cables Turn boiler thermostat to Max Is there continuity between C and NC Turn boiler thermostat to O Is there open circuit between C and NC Faulty thermostat Replac...

Page 20: ... 2 208040 O ring gas valve 334 592 3 203009 Injector 355 540 4 K2674 Thermocouple 390 894 5 K3580 Clip thermocouple 390 983 6 203416 Pilot burner 381 793 7 900500 Spark electrode 381 733 8 WW4617 Ignition lead 312 997 9 202519 Thermostat 381 798 10 204687 Control knob 11 202713 Piezo unit 12 801236 Mica window and foil gasket 13 203350 Solenoid 14 800756 Safety device 278 470 Because of our consta...

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