Daikin FTK25JV1NB Manual page 91

Si-86.book Page 83 Friday, June 23, 2000 10:26 AM
SIE-86
Inverter Units Hall IC Check No.16
6.1.9
Check No.16
1. Check the connector connection.
2. With the power ON, operation OFF, and the connector connected, check the following.
Failure of (1)
Failure of (2)
Both (1) and (2) result
The connector has 3 pins, and there are two patterns of lead wire colors.
Service Diagnosis
∗Output voltage of about 5 V between pins 1 and 3.
∗Generation of 3 pulses between pins 2 and 3 when the fan motor is operating.
faulty PCB Replace the PCB.
faulty hall IC Replace the fan motor.
Replace the PCB.
Check
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