Webasto Air Top 2000 S B, Service And Repair Manual

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5.4 Error Code Output
When equipped with a combination or standard timer a
malfunction will cause an error code output to the dis-
play of the timer for indication.
NOTE
When equipped with a control dial, the error code
output is indicated by flashing of the operating indica-
tor/error code indication. The number of flash pulses
corresponds to the number indicated in the table below.
After a quick pulse train there will always be an error
code output.
Error code output on display of combination or
standard timer
F 01 No start (after 2 attempts)
F 02 Flame out (at least >5)
F 03 Voltage too low or too high
F 04 Premature flame detection
F 05 Flame sensor open or short circuit
F 06 Temperature sensor open or short circuit
F 07 Dosing pump open or short circuit
F 08 Fan motor open or short circuit or
wrong speed
F 09 Glow plug open or short circuit
F 10 Overheating
503
5 Troubleshooting
Air Top 2000 S