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6

2000225116B

1.5 Gas Supply

The gas installation shall be in accordance with the relevant
standards.

In GB this is BS6891.

In IE this is the current edition of I.S.813 "Domestic Gas
Installations".

The supply from the governed meter must be of adequate size
to provide a steady inlet working pressure of 20mbar (8in wg) at
the boiler.

On completion test the gas installation using the pressure drop
method and suitable leak detection fluid, purge in accordance
with the current issue of BS6891.

1.6 Electrical

WARNING.  This boiler must be earthed.

The electrical installation must be carried out by a competent
person.  All external components shall be of the approved type
and shall be connected in accordance with the current issue of
BS7671 and any local regulations which apply.

External wiring must be correctly earthed, polarised and in
accordance with the relevant standards.

In GB this is BS 6891.

In IE this is the current edition of I.S.813 "Domestic Gas
Installations".

Connection of the boiler and any system controls to the mains
supply through an unswitched shuttered socket outlet and 3A
fused 3 pin plug, both to the current issue of BS1363.
Alternatively, a 3A fused double pole isolating switch may be
used, having a minimum double pole contact separation of
3mm, serving only the boiler and system controls.

Heat resistant cable of at least 0.75mm

2

 (24/0.20mm), to the

current issue of BS6500 Table 16, must be used for all
connections within the boiler casing, to the control box, pump
etc.

BOILER CASING HEIGHT(S)

Diagram 1.4

BOILER
CASING
ALTERNATIVE
HEIGHT
POSITIONS

MIN.

MAX.

To
floor
level

FLOOR LEVEL

9922

1 General Data

Diagram 1.5

MINIMUM CLEARANCES
LEVEL WITH WORKTOP

9923

494 MIN.

494 MIN.

CUPBOARDS

WORKTOP

   10

   10

BOILER

BOILER

    5

MAX.900
MIN. 860

Diagram 1.3

10184

Diagram 1.2

10183

Summary of Contents for BFF100

Page 1: ...t of the appliance and must to comply with the current issue of the Gas Safety Installation and Use Regulations be handed to the user on completion of the installation To b e l e f t w i t h t h e u s...

Page 2: ...provide information on substances hazardous to health Ceramic fibre Insulation Pads Glassyarn These can cause irritation to skin eyes and the respiratory tract If you have a history of skin complaint...

Page 3: ...atregularintervals Thefrequencyofservicingwilldependupon the particular installation conditions and usage but in general once a year should be enough It is the law that servicing must be carried out...

Page 4: ...emote control Note If the boiler is turned OFF at the boiler temperature control wait at least 30 seconds before switching on again When the boiler switches off the burner will go out The automatic li...

Page 5: ...h the rules in force In GB the installation of the boiler must be carried out by a competent person as described in the following regulations The manufacturer s instructions supplied The Gas Safety In...

Page 6: ...st be correctly earthed polarised and in accordance with the relevant standards In GB this is BS 6891 In IE this is the current edition of I S 813 Domestic Gas Installations Connection of the boiler a...

Page 7: ...rtment A compartment used to enclose the boiler must be designed and constructed specifically for this purpose An existing cupboard or compartment modified for the purpose may be used Details of essen...

Page 8: ...unnecessarily high when the central heating pump is off The domestic primary flow and return must be 28mm o d The installation must comply with the current issue of BS5546 and BS6700 see diagram 2 1 I...

Page 9: ...e roof Care is required to protect the roof if it is made of plastic sheeting If the car port consists of a roof and two or more walls seek advice from the local gas company before installing the boil...

Page 10: ...optional wall liner kit part no 900862 is available complete with instructions All flue assemblies are designed for internal installation Make sure that the ductings do not slope down towards the boi...

Page 11: ...screw but do not tighten see diagram 4 5 NOTE The restrictor is fitted to the BFF100 Only Engage the terminal restrictor on the flue terminal by hooking it over the terminal end and engaging the clam...

Page 12: ...of the remaining lower connections may be used for the gravity domestic hot water return Fit plugs into any unused boiler tappings 4 7 Water Connections Fully Pumped Systems Fit suitable fittings into...

Page 13: ...ure with retaining wire 4 9 Pipework It is essential that any pipework or fittings do not project more than shown in diagram 4 10 Do not route any pipework water or gas across the front of the combust...

Page 14: ...ctory with the control box and heat shield fitted in the lower casing height position 9863 SIDE CASINGS FITTING Diagram 4 13 MAX SIDE CASING R H MIN BOILER PLINTH FRONT CASING BRACKET No 8 SCREW 4 LOC...

Page 15: ...e boiler using the self tapping screws provided see diagram 4 3 IMPORTANT WithregardstotheManualHandlingOperations 1992 Regulations the following operation exceeds the recommended weight for one man l...

Page 16: ...Make the gas connection to the service cock at the lower left hand side of the boiler see diagram 1 1 The whole of the gas installation including the meter should be inspected tested for soundness and...

Page 17: ...Make sure the cable is suitably secured When making connections make sure that the earth conductor ismadeofagreaterlength thanthecurrentcarryingconductors so that if the cable is strained the earth c...

Page 18: ...iagram 6 1 BOILER COMPONENTS 10052 A CONTROL BOX B PHIAL POCKET C GAS SERVICE COCK D BURNER ON NEON E RESET NEON F TEMPERATURE CONTROL G BURNER PRESSURE TEST POINT H GAS PRESSURE ADJUSTMENT SCREW J DA...

Page 19: ...has lit making sure that all other gas burning appliances and pilot lights are off Gas rate Buckingham 4 BFF100 3 3m3 h 115ft3 h Buckingham 4 BFF115 3 8m3 h 136ft3 h is for guidance only dependent on...

Page 20: ...te on mains voltage terminals will become live Switch on the electrical supply and gas supply then operate the boiler On completion of the test switch off the electrical supply and gas supply remove a...

Page 21: ...g back to disengage the retaining lugs then lift up When replacing the flue hood ensure that it rests on the guides and that the rear of flue hood is located under the pegs at the rear and pushed down...

Page 22: ...levant instructions in sections 8 3 and 8 4 8 3 Burners and Injectors Remove the screws and nuts securing the burner support bracket to the combustion chamber cover see diagram 8 9 Remove the graphite...

Page 23: ...re calling for heat and circuit water is cold If Reset LED is lit check water system for overheating reset by turning temperature control knob off and on If the LED coding is showing an ignition failu...

Page 24: ...cause the burner to go out Operationwillnormallyresumeontherestorationoftheelectrical supply Iftheburnerdoesnotrelightafteranelectricalsupplyfailureand theredneononthecontrolpanelislit turntheburnerte...

Page 25: ...SSURE SWITCH 3 15A FUSE BURNER LIT INDICATOR RESET INDICATOR JUMPER POSITION p bk bk w bk bk b r g bk b LS LIVE Switched N LS N g y g y g y br b b br BROWN b BLUE g y GREEN YELLOW g GREY KEY g y NEUTR...

Page 26: ...uring screws two on control box two on the heat shield and lift off see diagram 10 1 Carefully pull the boiler temperature control knob away from the P C B CONTROL BOX COVER CONTROL BOX SECURING SCREW...

Page 27: ...ed with the clear tube from the air pressure switch to the front fan connection as shown in diagram 10 5 and the electricalconnectionsaremadeasshowninwiringdiagram9 4 10 9 Fan Refer to the relevant pa...

Page 28: ...d the description from the list together with the model name and serial number information from the data label The data label is positioned on the heat shield see diagram 6 1 Key No Part No Descriptio...

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