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7.
TROUBLE SHOOTING
Malfunction
Ventilator and heater
don't work
Ventilator does not
work
See figure 5.2 and 6.1 for locations to check.
INSTRUCTION MANUAL CV 2
Cause
Power failure
Electrical connections
Power supply
Obstruction
TROUBLE SHOOTING
Check
Check 12 VDC or
check mains voltage
Check impedance
Ω
R1 to R4 = 4 x 15
Check voltage
Check interior
19
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