Glow-worm Ultimate c - Manual (Page 47)

0020167175_01 - 02/13 - Glow-worm
18.5.9 Gas valve
•
Remove the burner door (11) refering to chapter "Dismantling
the burner door".
•
Remove the two gas valve retaining screws (30).
•
Remove the gas valve (31) and the gasket (32).
•
Fit the new gas valve and the new gasket by repeating the
operations in reverse.
•
After assembly test for gas tightness and purge in accordance
with the current issue of BS6891or in IE, the current edition of
I.S.813 “Domestic Gas Installations”.
•
Check the combustion CO
2
.
18.5.10 Fan
•
Remove the burner door (11) refering to chapter "Dismantling
the burner door".
•
Remove the gas valve (31) (see previous paragraph).
•
Loosen the 3 screws (38) located on the burner door (11).
•
Remove the fan (33) and the gasket (35).
•
Fit the new gasket (35).
•
Screw the new fan to the burner door (11).
•
After assembly test for gas tightness and purge in accordance
with the current issue of BS6891or in IE, the current edition of
I.S.813 “Domestic Gas Installations”.
18.6 Condensate trap
b ATTENTION:
Condensate is mildly acidic. Wear protective gloves.
5
3
2
4
1
6
Key
1 Condensate reservoir
2 Condensate discharge
3 Condensate outlet
4 Condensate retaining screw
5 Condensate trap
6 Hose
•
Place a container under the condensate trap (5).
•
Remove the condensate from the reservoir (1).
•
Disconnect the condensation discharge (2).
•
Disconnect the heat exchanger hose (6).
The condense trap will contain water, lift taking care not to spill
the water.
•
Remove the condensate trap (5) using the retaining screw (4).
•
IMPORTANT: Partially fi ll the condensate trap with water before
replacing. Start the siphon (3) and fi ll with water.
18.7 PCB
i IMPORTANT:
When replacing the board refer to instructions supplied
with the spare part.
18.7.1 Main PCB
A
B
B C
4
3
1
2
1
Key
1 Control panel
2 Rear panel
3 Retainings clips
4 Main PCB
•
Remove the 24V and 230V connections.
•
Remove the rear panel (2).
•
Ease back the two PCB retaining clips (3) and withdraw the
PCB from the retaining lugs.
•
Remove the electrical connections to the PCB (appliance
interface cable).
•
When refi tting the rear panel, ensure the leads are not trapped.
MAINTENANCE
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