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9 Faults rectification
9 Faults rectification
9.1 Procedures during fault condition
The combustion manager recognizes the irregularities of the burner and displays them
on the operating interface’s display.
The following conditions can occur:
• Display off (see Ch. 9.1.1).
• Display showing
OFF
(see Ch. 9.1.2).
• Display flashes (see Ch. 9.1.3).
9.1.1 Display off
The following faults may be corrected by the operator:
Fault
Cause
Rectification
Burner not operating
External fuse has tripped/burnt
(1
.
u
Check/replace the fuse.
Main switch is set to Off.
u
Turn the main switch to On.
The temperature limiter or pressure limiter
u
Reset the temperature or pressure
on the appliance has tripped.
limiter on the appliance.
The Low Water safety interlock on the boiler
u
Top up the water in the boiler.
has tripped.
u
Reset the Low Water safety
interlock on the boiler.
(1
Notify Weishaupt Customer Service or your Weishaupt representative if this problem occurs repeatedly.
9.1.2 Display showing
OFF
The following faults may be corrected by the operator:
Fault
Cause
Rectification
Burner not operating
The temperature controller or pressure control-
u
Adjust the temperature or pressure
ler on the appliance has been set incorrectly.
controller on the appliance.
Boiler or heating circuit control is not function-
u
Check the function and the setting
ing or has been set incorrectly.
of the boiler or heating circuit
control.
Installation and Operating Instructions
Gas burner WG20.../1-C ZM-LN (W-FM 25)
83055116 • 1/2016-05
