Service
manual
Contents
Gas valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Test run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
FIRE AND / OR EXPLOSION HAZARD!
Gas heating system service procedures
DO NOT OPERATE THIS MACHINE WITH IMPROPER SUPPLY OR NOZZLE
PRESSURES, AS THIS CAN CAUSE FIRE AND/OR EXPLOSION!
Improper installation, adjustment or operation of this gas-heated appliance may result
in the risk of fire and/or explosion, damage to property, serious injury, or death.
Gas system
WARNING !
must be carried out by qualified
service personnel!
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