background image

Release the 'Heat Sensor' from the heating unit (centre screw).

Pull assembly carefully forward at the bottom and remove from the appliance by gently pulling
downwards to clear the burners.

Release screw 11. 

Fig. 6

 and separate the unit.

The spark electrode and the thermocouple will now be free.

To clean the pilot jet, release union nut 12, 

fig. 6

. and seperate unit. 

DO NOT

 lose the sealing

washer. 

DO NOT

 breakdown' the assembly beyond this point.

Clean by blowing through in the opposite direction to the gas flow. 

DO NOT

 clean by brushing or

poking through the orifice.

The pilot tube assembly, that incorporates the Atmosphere Sensing Device, may be cleaned by
rinsing in paraffin or metholated spirits or a similar volatile solvent. Care must be taken when
handling this unit, the bi-metal stip is extremely sensitive and easily damaged.

Re-assemble the top unit first, the electrode, pilot tube and thermocouple locate into their
respective sections in the metal plate, hook the remaining plate into position and secure with the
fixing screw 11. 

Fig. 6

 . Check that all the components are correctly positioned.

Attach the regulator assembly to the pilot tube assembly 12. 

Fig. 6

 ensure that the sealing

washer is in place, do not tighten the union nut.

With the electrode towards the back of the appliance push assembly into position between the
centre burners so that it locates behind the retaining strip.

Secure the assembly at 9. 

Fig. 5

 ensure that the sealing washer is in place.

Tighten the union nut 12. 

Fig. 6

 .

Re-connect the thermocouple at 10. 

Fig. 5

 . TIGHTEN THERMOCOUPLE NO MORE THAN 1/4

TURN BEYOND HAND TIGHTNESS.

Re-connect the 'Heat Sensor' and ensure that the thermocouple leads are routed away from any
hot surfaces.

4. TO REMOVE HEATING UNIT

Turn off gas and water supply and drain unit by releasing drain screw and washer 14. 

Fig. 7

 .

Remove case front see 

section 1

 .

Содержание Mitre-AS

Страница 1: ...installed by competent persons in accordance with the above regulations Failure to install appliances correctly could lead to prosecution Follow these instructions carefully and comply with condition...

Страница 2: ...thermocouple pilot spark electrode Page 7 To remove heating unit Page 8 To remove electro mag unit Page 9 To remove burner assembly and injectors Page 9 To remove slow ignition diaphragm Page 9 To re...

Страница 3: ...in must be left at both sides of the appliance when installed to facilitate ease of servicing FLUELESS INSTALLATION This appliance incorporates an Atmospheric Sensing Device that will shut down the a...

Страница 4: ...s in position towards outside edge of slots as shown in Fig 2 and mark wall Slacken grub screw and lift off appliance Drill and plug wall to take clip securing screws Place appliance into position on...

Страница 5: ...Fig 1 Fig 2 Page 3 MITRE AS WARNING...

Страница 6: ...liance is fitted with a remote hot water outlet This outlet is for use when a hot water supply is required in a room other than the room in which the appliance is fitted The remote hot water outlet is...

Страница 7: ...Remove the sealing washer from copper tail before making any soldered joints to prevent damage from heat Replace washer on completion COMMISSIONING THE APPLIANCE Turn on gas and water supply and chec...

Страница 8: ...ints Check List Action Does the pilot flame ignite Does the pilot light go out after a short period Check the spark igniter and spark electrode and replace the units if necessary Check for electrical...

Страница 9: ...electric flame safety device open and close correctly This appliance is supplied with an adaptor to enable the thermocouple circuit to be tested using a B G C multimeter Check that the pilot strikes t...

Страница 10: ...park igniter behind case front Pull spark igniter forwards through case front Re assemble in reverse order using a new Push Fix retaining clip Part Number 30265 3 TO REMOVE THE SPARK ELECTRODE PILOT T...

Страница 11: ...Re assemble the top unit first the electrode pilot tube and thermocouple locate into their respective sections in the metal plate hook the remaining plate into position and secure with the fixing scr...

Страница 12: ...Fig 5...

Страница 13: ...liance Brush or wash clean if necessary If de scaling is necessary use a proprietary brand of de scaling or a solution of 10 parts water to one part hydrochloric acid The water should preferably be ho...

Страница 14: ...5 Lift burner assembly vertically to fully expose spring and sealing washer Remove washer and spring assembly Remove burner assembly Remove two fixing screws 18 Fig 5 and pull burner assembly off mani...

Страница 15: ...Fig 8 Fig 9...

Страница 16: ...ng three fixing screws 19 Fig 5 and easing free Remove burner assembly see section 6 Remove union nuts 20 Fig 5 DO NOT lose sealing washers Remove two vertical screws 24 Fig 10 Release two horizontal...

Страница 17: ...crew and washer Fig 11 Page 9 SHORT SPARE PARTS LIST Key No G C PART No Description No Off Makers Part No 35 257694 Pilot regulator assembly 1 27691 32 Spark Electrode 1 38742 33 Thermocouple 1 27783...

Страница 18: ...Page 10 Page 11...

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