Component: Control Unit - Webasto Air Top 2000 STC Workshop Manual

6 Function checks

6.4.6 Component: control unit

See Abb. 701 and Abb. 903, Item 3
Control unit
Externally damaged?
No
Trouble-free operation in
reference heater?
Yes
2
612
Procedure
Yes
2
Visual inspection
No
Check function
1
with reference
heater. install
control unit to be
tested in the
reference heater
and carry out
function test
Air Top 2000 STC
Test and Visualisation
measuring
equipment
– Heater test
bench
– PC (personal
computer)
– Webasto di-
agnostics
adapter
– Reference
heater