Weishaupt WL20/2-C Z User Manual

Installation and operating instruction
Oil burner WL20/2-C Z
10 Troubleshooting
83307702 1/2019-04 La
56-80
The following faults must only be rectified by qualified personnel:
Fault codes Fault Cause Rectification
Flashing 7times
Flame failure during opera-
tion (stage1)
Flame has failed Oil supply leaking Check oil supply
Suction resistance in front
of pump too high
Oil nozzle soiled Replace oil nozzle
Flame signal insufficient Burner setting incorrect Check burner setting
Check flame signal
[ch.7.1.1]
Flame sensor soiled Clean flame sensor
Flame sensor defective Check flame sensor, if
necessary replace
Flashing 8 times
Release contact fault
Contact X3:12 not closed Bridging plug No. 12 is
missing
Plug in bridging plug No.
12
Flashing 9 times
Flame failure during opera-
tion (stage2)
Flame has failed Oil supply leaking Check oil supply
Vacuum too high
Oil nozzle soiled Replace oil nozzle
Flame signal insufficient Burner setting incorrect Check burner setting
Check flame signal
[ch.7.1.1]
Flame sensor soiled Clean flame sensor
Flame sensor defective Check flame sensor, if
necessary replace
Flashing 10 times
Combustion manager fault
Burner does not start Parameters have been
changed
Reset burner [ch.10.1.2]
Combustion manager de-
fective
Reset burner [ch.10.1.2],
if fault reoccurs replace
combustion manager

Weishaupt WL20/2-C Z Specifications

General

Brand	Weishaupt
Model	WL20/2-C Z
Category	Burner
Language	English