Webasto Dual Top Evo 6 Operating Instructions Manual - page 24
Fault Message Output
Dual Top Evo 6
24
Message 16
Failure combustion air motor
Combustion air motor fault:
disconnection/short circuit/overload/blocked
See message 15.
Message 17
Failure control unit
Control unit (heater) fault/heater locked
Put heater back into service (see above this table) and restart heater.
Contact a Webasto Service Centre.
Message 18
Failure cabin temperature sensor
Interior temperature sensor
disconnection/short circuit
Check routing of cable, avoid that it is pinched or crushed, check the connector behind
the control panel.
Reset heater (by pressing OK or switching off for at least 5 sec.)
Message 19
n/a
n/a
Message 20
Failure heating air temperature
sensor
Hot air temperature sensor disconnection
Reset heater (by pressing OK or switching off for at least 5 sec.)
Contact a Webasto Service Centre.
Message 21
Failure heating air temperature
sensor
Hot air temperature sensor short circuit
See message 20.
Message 22
Failure sanitary water temperature
sensor
Water temperature sensor disconnection
See message 20.
Message 23
Failure sanitary water temperature
sensor
Water temperature sensor short circuit
See message 20.
Message 24
Failure glow plug
Glow plug/Flame monitor disconnection See
message
20.
Message 25
Failure glow plug
Glow plug/Flame monitor short circuit
See message 20.
Message 26
Failure flame detection
Premature flame detection
See message 20.
Message 27
n/a
n/a
Message 28
Failure drain valve
Electrical safety/drainage valve disconnection
See message 20.
Message 29
Failure drain valve
Electrical safety/drainage valve short circuit
See message 20.
Message 30, 31, 32, 33
n/a
n/a
Message 34
System overheated or relay circuit
disconnected
One of the three overheating switches tripped due to
excessively high temperature
Check for overheating (see messages 10, 11, 12, 13 and 14).
Reset heater (by pressing OK or switching off for at least 5 sec.)
Contact a Webasto Service Centre.
Fault message output on control panel
Message Meaning
Remedy