Installation and operating instruction
Dual fuel burner WGL30/1-C ZM
9 Servicing
83260202 1/2019-02 La
81-144
9 Servicing
9.1 Notes on servicing
DANGER
Risk of explosion due to leaking gas
Improper service work can lead to escaping gas and explosion.
Close fuel shut off devices prior to starting work.
Care should be taken when dismantling and assembling gas carrying compon-
ents.
Close the screws on the test points ensuring the tests points are sealed.
DANGER
Risk of electric shock
Working on the device when voltage is applied can lead to electric shock.
Isolate the device from the power supply prior to starting any work.
Safeguard against accidental restart.
WARNING
Danger of getting burned on hot components
Hot components can lead to burns.
Allow components to cool.
Servicing must only be carried out by qualified personnel. The combustion plant
should be serviced annually. Depending on site conditions more frequent checks
may be required.
Components, which show increased wear and tear or whose design lifespan is or
will be exceeded prior to the next service should be replaced as a precaution.
The design lifespan of the components is listed in the service plan [ch. 9.2].
Weishaupt recommends a service contract is entered into to ensure regular in-
spections.
The following components must only be replaced and must not be repaired:
combustion manager
flame sensor
actuator
oil solenoid valve
multifunction assembly
pressure regulator
pressure switch
Prior to every servicing
Inform the operator about the extent of service work to be carried out.
Switch off mains switch of installation and safeguard against accidental reactiva-
tion.
Close fuel shut off devices.
Remove cover.
Unplug boiler control connection plug from combustion manager.
