Installation and operating instruction
Gas burner WG40…/1-A ZM-LN
10 Troubleshooting
83300002 1/2019-02 La
90-128
10 Troubleshooting
10.1 Procedures for fault conditions
The combustion manager recognises irregularities of the burner and displays these
on the display and operating unit.
The following conditions can occur:
Display off [ch. 10.1.1],
Display OFF [ch. 10.1.2]
Display flashes [ch. 10.1.3].
10.1.1 Display off
The following faults may be corrected by the operator:
Fault
Cause
Rectification
Burner not operating
External fuse has tripped
(1
Check fuse.
Heating switch is set to Off
Switch on heating switch.
Temperature limiter or pressure limiter
on heat exchanger has triggered
(1
Reset temperature limiter or pressure
limiter on heat exchanger.
Low water safety interlock on heat ex-
changer has triggered
(1
Top up water.
Reset low water safety interlock on
heat exchanger.
(1
Notify your heating contractor or Weishaupt Customer Service if the problem occurs repeatedly.
10.1.2 Display OFF
The following faults may be corrected by the operator:
Fault
Cause
Rectification
Burner not operating
Temperature regulator or pressure regu-
lator on heat exchanger has been set in-
correctly
Adjust temperature regulator or pres-
sure regulator on heat exchanger.
Boiler or heating circuit control is not
functioning or has not been set correctly
Check function and setting of boiler
or heating circuit control.
