Shutting Off Gas Supply To Boiler - Buderus Logano GC124 II User Manual

3 Start-up instructions
3.3

Shutting off gas supply to boiler

1. Set thermostat (optional) to the lowest value.
2. Disconnect heating system from the power supply
before carrying out maintenance work.
3. Open boiler front door.
4. Turn gas control knob clockwise to the OFF position.
Do not use excessive force.
5. If necessary, shut off main gas supply.
6. Close boiler front door.
Flame roll-out switch
The boiler is equipped with a flame roll-out switch. If the
venting system of the boiler is blocked, the flame roll-out
switch will respond. Do not try to turn on the boiler. In-
form a qualified service company. The venting system of
the boiler must be checked for blockage and the flame
roll-out switch must be replaced. The flame roll-out
switch is for one-time use only. Do not try to use it again.
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Fig. 8 Open boiler front door
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Fig. 9 Gas valve (GC124 II left, GC124 SP right)
1 Gas control knob (shown in the "ON" position)
We reserve the right to make any changes due to technical modifications.
User manual Gas Boiler Logano GC124 II/SP • Issue 07/2006
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