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17

7

7..   R

RE

EP

PL

LA

AC

CE

EM

ME

EN

NT

T O

OF

F C

CO

OM

MP

PO

ON

NE

EN

NT

TS

S

Before commencing any work involving component replacement :

1

1..

Isolate electrical supply.

2

2..

Turn off gas at the gas service cock.

3

3..

Turn off water at the water inlet cock.

4

4..

Drain the appliance by opening hot water outlet tap and removing the drain plug in the water service cock.

5

5..

Remove the front casing (see Section 6.1).

7

7..1

1  T

Th

he

errm

mo

occo

ou

up

plle

e

- Remove the burner (see Section 6.2).
- Remove the pilot (see Section 6.3).
- Trace the thermocouple and disconnect at the ter-

minal on the PCB.

- Disconnect at thermoelectric valve by undoing nut

(A) (see fig. 23).

- With a 7 mm boxspanner, unscrew the nut (B) holding

the thermocouple into the gas section (see fig. 24).

- Thread the thermocouple and wire up through the

gas section.

- Replace in reverse order.

F

Fiig

g.. 2

23

3

F

Fiig

g.. 2

24

4

7

7..2

2  S

Sp

pa

arrk

k E

Elle

eccttrro

od

de

e

- Remove the burner (see Section 6.2).
- Remove the electrode retaining screw (A) (see fig.

25).

- Pull off the electrode cable from the piezo cartridge.
- Lift the electrode out of the gas section.
- Re-assemble in reverse order, and note that the slot

in the connector on the end of the electrode cable
is vertical when pushed onto the cartridge.

N

NO

OT

TE

E

: Spark gap is 3-5 mm.

F

Fiig

g.. 2

25

5

7

7..3

3  T

Th

he

errm

mo

oe

elle

eccttrriicc v

va

allv

ve

e

- To renew, remove the thermocouple conductor

lead nut (A) (see fig 26).

- Unscrew cap (B) from the side of the gas section

and withdraw the thermoelectric valve.

N

NO

OT

TE

E

: This heater is fitted with a safety interlock.

When the pilot is turned off, the appliance cannot be
relit until the thermocouple cools down and the ligh-
ting sequence is repeated.

F

Fiig

g.. 2

26

6

7

7..4

4  W

Wa

atte

err S

Se

eccttiio

on

n V

Ve

en

nttu

urrii

·- Disconnect the right hand heating body leg from the

water section and remove the venturi (A) (see fig 27).

- Clean or replace as necessary and the re-assemble

in reverse order.

F

Fiig

g.. 2

27

7

A

Содержание Britony FlexiFlu

Страница 1: ...from serial number 894216759 04 I In ns st ta al ll la at ti io on n a an nd d S Se er rv vi ic ci in ng g I In ns st tr ru uc ct ti io on ns s l le ea av ve e t th he es se e i in ns st tr ru uc ct t...

Страница 2: ...lls or if the flues is obstructed and a low tem perature sensor which will turn off the fan when the appliance is running on pilot only fan low speed in the event of low air temperatures likely to cau...

Страница 3: ...si Electrical supply 240 V 50 Hz fused 3 A The minimum water pressure is for the correct operation of the appliance only An additional allowance must be made for the resistance of pipework and fitting...

Страница 4: ...3 in to 612 5 mm 24 in for rear outlet fluing or up to 500 mm 19 5 in for side outlet fluing Other flue options are available to a maximum of 3 m 9 ft 8 in to special order The appliance must be insta...

Страница 5: ...htened to secure the cable Ensure current carrying conductors become taught before earthing conductor should cable slip from the cord anchorage Connection to the appliance should be made in accordance...

Страница 6: ...Thermo electric Valve SW Microswitch PR Pressure Switch Y G Yellow Green Br Brown Bl Blue R Red W White O Orange Bk Black V Violet G Grey P Pink L N fuse 3A NB IF APPLIANCE INSTALLED IN A BATHROOM SP...

Страница 7: ...ck ka ag gi in ng g The appliance is attached to the wall via the mounting bracket and two bottom screw fixings The appliance is pac ked in a single carton Remove contents from carton and check again...

Страница 8: ...terminal see Fig 5 Refer to the drawings opposite for rear and side flue applications and or to the dimensions given Set out an drill hole 290 mm 11 4 in accurately mark position for bracket Drill an...

Страница 9: ...of flue turret B lining up screw holes and press down Fit locking ring C and 0 ring over the air inlet duct see fig 8 Fit flue duct and turret so that it engages into the terminal Engage locking ring...

Страница 10: ...t all water connections are fully tightened 3 3 8 8 E El le ec ct tr ri ic ca al l c co on nn ne ec ct ti io on ns s 3 3 8 8 1 1 P Pr re es ss su ur re e S Sw wi it tc ch h Connect the wires at the to...

Страница 11: ...be in use ii The size of the pipework between the appliance and the various draw off points should be sized to ensure an adequate flow at draw off points when used individually iii A check should be...

Страница 12: ...n 5 2 5 5 1 1 7 7 Remove gas control knob A 5 5 1 1 8 8 Switch off electrical supply 5 5 1 1 9 9 Fit front case by location bottom first and ensuring top of case locates over brac ket Secure with 4 sc...

Страница 13: ...n is greater than 15 seconds or if the pilot extinguishes it suggests that the pressure switch is incorrectly set See Section 7 11 5 5 6 6 T Th he er rm mo oe el le ec ct tr ri ic c C Ci ir rc cu ui i...

Страница 14: ...case by lifting off the to locating lugs and pulling forward to clear the water section at the base of the appliance 6 6 2 2 B Bu ur rn ne er r Remove the combustion chamber front panel as fol lows Re...

Страница 15: ...t t th he e f fi in ns s a ar re e n no ot t d da am ma ag ge ed d Replace in reserve order F Fi ig g 1 19 9 6 6 5 5 D De es sc ca al li in ng g Periodically it may be necessary to remove scale depos...

Страница 16: ...tory set and if the microswitch requires replacement or adjustment see Section 5 4 and proceed as in Section 7 12 and 7 13 F Fi ig g 2 21 1 F Fi ig g 2 22 2 6 6 1 10 0 P Pr re es ss su ur re e s sw wi...

Страница 17: ...k E El le ec ct tr ro od de e Remove the burner see Section 6 2 Remove the electrode retaining screw A see fig 25 Pull off the electrode cable from the piezo cartridge Lift the electrode out of the ga...

Страница 18: ...ing the union nuts F Fi ig g 2 28 8 7 7 6 6 P Pi ie ez zo o U Un ni it t C Ca ar rt tr ri id dg ge e Disconnect the spark electrode lead from the piezo unit cartridge Remove the screw holding the gas...

Страница 19: ...ch is out of adjustment if the pressure switch remains in the high flow position in excess of 10 seconds after the fan switches to low speed interruption of the current to the thermoelectric valve occ...

Страница 20: ...se for a further 1 2 turn Tighten locking screw Check operation of microswitch see section 5 4 7 7 1 14 4 T To o r re ep pl la ac ce e t th he e G Ga as s a an nd d W Wa at te er r S Se ec ct ti io on...

Страница 21: ...1 I IX X Pressure switch faulty Replace see 7 10 X X Plug loose on PCB Secure X XI I PCB faulty Replace see 7 8 M Ma ai in n b bu ur rn ne er r d do oe es s n no ot t l li ig gh ht t I I Gas service c...

Страница 22: ...y fins blocked Remove heating body and clean see 6 4 S So oo ot t F Fo or rm me ed d I II I Primary air supply restricted Check burner manifold and clean see 6 2 I II II I Wrong injectors Check inject...

Страница 23: ...op on the base and screw the four screws 8 Replace the burner Re assemble the thermocouple nut 5 and re connect the electrode cable 6 inside the printed circuit board Change the pilot injector After c...

Страница 24: ...ER 264536 74995 00 1509 FUSE 264903 44790 00 1602 FAN ASSEMBLY 366812 1009106 00 1609 SCREW HS M6 15 264454 19316 03 1705 PRESSURE SWITCH 264508 76565 00 1756 SILICONE TUBE 264444 81265 00 1042 DRAIN...

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