Webasto Dual Top Evo 6 Operating Instructions Manual page 23

Dual Top Evo 6
Fault message output on control panel
Message
Message 01
No data connection
Message 02
No start of combustion
Message 03
Combustion interrupted
Message 04
High battery voltage
Message 05
Low battery voltage
Message 06
Fuel pump disconnected or system
overheated
Message 07
Fuel pump short circuit
Message 08
Failure hot air fan
Message 09
Failure fan amplifier
Message 10
High temperature sanitary water
Message 11
High temperature sanitary water
Message 12
High temperature heating air
Message 13
High temperature heating air
Message 14
Failure cooling air ventilation
Message 15
Failure combustion air motor
Meaning
No communication between control panel and
heater, or error control panel.
No start (after 2 attempts to start)
Flame failure
Restart not successful
Operation voltage is above permitted value
Operation voltage is below permitted value
Fuel pump interruption/one of the three overheating
switches has been tripped due to an excessively high
temperature
Short circuit of fuel pump to earth
Hot air motor fault: disconnection/short circuit/fan
speed out of range/fan blocked
No communication between amplifier of hot air fan
and heater control unit
Overheating water temperature sensor
Exceeding gradient water temperature sensor
Overheating hot air temperature sensor
Exceeding gradient hot air temperature sensor
Overheating of heaters' control unit
Combustion air motor interrupted
Remedy
First, remove fuses 15 A (red cable) and 5 A. Then put in fuse 15A (red cable), followed
by fuse 5 A.
Check connections of control panel.
Check fuse 15 A (red cable).
Contact a Webasto Service Centre.
Check fuel supply (enough fuel, at least 8 ltr.), reset heater (by pressing OK or switching
off for at least 30 sec.)
See message 02.
Reset heater (by pressing OK or switching off for at least 5 sec.)
Charge battery, reset heater (by pressing OK or switching off for at least 5 sec.)
Check fuel pump cable and connectors, check for overheating (see messages 10, 11, 12,
13 and 14), reset heater (by pressing OK or switching off for at least 5 sec.)
Check fuel pump cable and connectors.
Ensure that hot air fan can rotate freely, remove possible blocking objects, reset heater (by
pressing OK or switching off for at least 5 sec.)
Contact a Webasto Service Centre.
Check water level, reset heater (by pressing OK or switching off for at least 5 sec.) or select
winter mode, heating without hot water production
Check water level, reset heater (by pressing OK or switching off for at least 5 sec.) or select
winter mode, heating without hot water production
Ensure that hot air can flow freely, air intake and outlets are not blocked. Reset heater (by
pressing OK or switching off for at least 5 sec.)
Ensure that hot air can flow freely, air intake and outlets are not blocked. Reset heater (by
pressing OK or switching off for at least 5 sec.)
Ensure that cooling air can flow freely,
reset heater (by pressing OK or switching off for at least 5 sec.)
Ensure that cooling fan can freely rotate, remove possible blocking objects.
Check fuse 15 A (red cable).
Fault Message Output
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