Service Instructions; General; To Replace Primary Glass; To Replace The Gas Control - Cannon CANTERBURY FREESTANDING User Instructions

Service instructions

20
(Do not modify this appliance)

General

1. Service work to be carried out by an authorised service person only.
2. Unplug from wall socket or turn off power at main switchboard if heater
is hard wired.
3. Always shut off the gas supply and ensure that the heater is cool before
commencing any service operations.
4. Always check for gas soundness after servicing.
To replace the primary glass
1. Refer page 10, steps 8 to 9, of the installation instructions.
2 Refit glass and replace in reverse order ensuring the inside surface of
the glass is clean and free from finger marks.
To replace the outer glass
1. Remove the front glass surround by holding it firmly on either side and
pulling it towards yourself.
2. Loosen bottom glass frame and remove top glass frame.
3. Replace glass and refit in reverse order.
Note: ensure the inside surface of the glass is clean and free from finger
marks.

To replace the gas control

1. Remove the lower pedestal front by unscrewing two M3 screws either
side.
2. The blue module (ignition device) needs to be removed to allow re-
moval of the gas control. Remove LH screw from front lower section of
ignition device. Remove screw from front of rectifier lead located below
domed cap on gas control.
3. Unplug polarise plug (wires feeding to module and gas control) and
remove spark/sense electrode connections, earth connection from mod-
ule and earth connection form gas control. Remove the module from the
gas control.
4. Disconnect the gas inlet (1/2" compression nut) connection at entry to
gas control and the 16mm nut at the outlet of the gas control.
5. Remove the three M3 screws from the cradle retaining the gas control.
Remove gas control.
6. Replace gas control and ignition device in reverse order and check for
gas tightness.
Note: check the gas pressure on high and low burner settings. Refer 'gas
control', pages 13 and 14.
To replace the ignition (module) device
1. Refer 'to replace the gas control' and perform steps 1 to 3, but do not
remove the earth connection from the gas control.
2. Remove RH screw from front lower section of ignition device.
3. Unplug wire connector from ignition device.
4. Replace ignition device in reverse order.
To replace the room circulation fan
1. Remove the lower pedestal front by unscrewing two M3 screws either