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11

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9. Air Supply

9.1

The appliance does not require a separate vent for

combustion air.

9.2

The  appliance  may  be  installed  in  an  unvented

compartment.

9.3

There  must  be  sufficient  clearance  around  the

appliance to allow proper circulation of air. The clearences
required for operation will normally be adequate.

9.4

Refer  to  BS  6798  and  BS5440:2  for  additional

information.

10. Gas Supply

10.1

The gas installation should be in accordance with

BS 6891.

10.2

The  connection  to  the  appliance  is  15mm

compression via the gas isolation valve supplied.

10.3

Ensure  that  the  pipework  from  the  meter  to  the

appliance is of adequate size. If the appliance gas rate cannot
be achieved, the specified hot water conditions will not be
reached.

11.1

FLUE INSTALLATION

If an existing flue terminal is not being used, refer to the flue
installation instructions on the wall template.
11.2

This appliance is suitable for installation in conjunction

with  a  “SEDUCT”  flue  system  that  complies  with  the
requirements of BS 5440 - 1 2000 & IS 813:2002. For
“SEDUCT” installations flue kit part no. 31/12968 and
pilot kit 5113785must be used.
These  kit  contain  instructions  referring  to  installations
with  “SE DUCT”  flue  systems  and  the  appliance
conversion procedure.

11.3

Unpack the appliance and take care to remove the

installation kit which is packed on top of the polystyrene
packing
The installation kit consists of the following:

Gas  inlet:
1x Copper inlet elbow, Compression Nut, fibre washer
1x Isolation valve, 2 x Compression nuts and Olives

Water Inlet:
1x Copper inlet elbow, Compression Nut, fibre washer
1x Isolation valve, 2 x Compression nuts and Olives

Water Outlet:
1x Flanged Copper Pipe, Compression nut, Fibre washer

11.4

Lay  the  appliance  on  its  back  and  unscrew  the

Temperature Control Knob Bezel.

11. Installation

Fig. 9

Содержание Multipoint BF

Страница 1: ...MULTIPOINT BF Gas Fired Balanced Flue Water Heater User Operating Installation and Servicing Instructions 6 720 607 090 GB 04 1 0 JS Please leave these instructions with the user...

Страница 2: ...mponent or part which becomes defective during the guarantee period as a result of faulty workmanship or materials whilst in normal use will be repaired or replaced free of charge This appliance confo...

Страница 3: ...ngs 7 5 General Information 8 6 Installation Regulations 8 7 Siting the Appliance 9 8 Siting the Flue Terminal 10 9 Air Supply 11 10 Gas Supply 11 11 Installation 11 12 Commissioning 13 13 Inspection...

Страница 4: ...osition the burner will ignite when a hot tap is turned on Temperature regulation Turn left to reduce water temperature Turn right to increase water temperature Switching off Move slide control to the...

Страница 5: ...10 Pilot gas valve 11 Electromagnetic valve 12 Gas filter 13 Slow ignition valve 14 Venturi 15 Gas inlet pipe 16 Correcting screw for minimum water flow 17 Temperature control 18 Drain cock 19 Volumet...

Страница 6: ...en converted to operate in conjunction with a Se duct type flue system Natural Gas Se duct Gas category I2H I2H Appliance Type C11 C21 Minimum rated output 7 kW 7 kW Maximum rated output 23 kW 20 7 kW...

Страница 7: ...7 6 720 607 090 4 Dimensions and Fixings Fig 5...

Страница 8: ...son and be in accordance with the relevant requirements of the current Gas Safety Installation and Use Regulations the building regulations Scotland Consolidation the local building regulations the cu...

Страница 9: ...venient point below the appliance 7 5 The appliance does not require any special wall protection 7 6 The wall must be capable of supporting the weight of the appliance See Technical Data Table 1 7 7 I...

Страница 10: ...iance is operated Siting where this could cause a nuisance should be avoided 8 7 Take care to ensure that combustion products do not enter ventilated roof voids by positioning the flue away from any s...

Страница 11: ...g used refer to the flue installation instructions on the wall template 11 2 This appliance is suitable for installation in conjunction with a SEDUCT flue system that complies with the requirements of...

Страница 12: ...ctor hood fixing screws Note The whole of the gas installation should be inspected and tested for soundness and purged in accordance with the recommendations of BS 6891 11 10 Make up the gas supply to...

Страница 13: ...move the slide to the off position fig 15 Remove the outer Case turn off the Gas Isolation Valve Remove the pressure gauge and tighten screw A fig 12 12 7 The burner pressure is factory set and should...

Страница 14: ...Knob Unscrew Temperature Control Knob Bezel Lift the casing clear See fig 17 13 1 Heat Exchanger Remove the flue hood assembly by undoing the three retaining screws and pulling the hood out of the fl...

Страница 15: ...raw forward beneath the combustion chamber skirt fig 19 Inspect and clean the injectors if necessary Inspect and clean the main burner bars if necessary 13 4 Re assembling the Appliance Re assemble th...

Страница 16: ...gniter unit Disconnect the pilot gas pipe from the pilot burner and remove from the appliance with seal Take care not to lose the pilot injector Remove the two screws retaining the pilot bracket and l...

Страница 17: ...in the valve can be replaced by removing the five fixing screws holding the valve body together Pull out the water filter fitted into the incoming cold water tapping Clean or replace as necessary Re a...

Страница 18: ...d Open gas isolation valve Air in gas line Purge the line Pilot injector blocked Clean replace the injector No spark Clean or replace the electrode Piezo unit or cable Main burner will not light Gas p...

Страница 19: ...19 6 720 607 090 17 Notes...

Страница 20: ...049 SERVICE GB 08706 096 096 LITERATURE REQUEST GB 08706 060 623 TECHNICAL IE 1850 560 570 Comp No 5111036 Iss 2 10 04 Baxi Potterton A Trading Division of Baxi Heating U K Ltd Brownedge Road Bamber...

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