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Readjusting the gas valve:
Carry out the nozzle pressure adjustment in the following order:
- Remove transparent plastic cap
from the gas combination
valve.
- Operate the boiler in emissions test mode (Pmax).
- Adjust the maximum pressure at nut
(spanner size 10).
- Tightening increases the pressure.
- Releasing reduces the pressure.
- Pull the cable from the gas valve; the boiler goes to minimum
output (Pmin).
- Adjust the minimum pressure at screw
(Philips screwdriver
6x1); during this adjustment, hold nut
tightly.
- Tightening increases the pressure.
- Releasing reduces the pressure.
- Reposition plastic cap
.
- Reconnect the cable.
Conversion to other gas types
4. Identification:
Carry out the re-designation of the gas type in accordance with
the instructions supplied with the conversion kit.
Remove the test equipment:
- Shut down the boiler and close the gas shut-off valve.
- Pull the hoses off and tighten the test nipple and the test port.
Open the gas shut-off valve.
Check test nipple
for soundness, otherwise
gas may escape, resulting in a risk of explosion.