Withdrawal
1. Disconnect a wire from the negative plug of joint stock bank.
2. Disconnect the connector (1) power transistor.
3. Loosen the screws (2) and remove the power transistor.
Installation
4. Installation is carried out in the reverse order of removal.
Examination
5. Turn on the ignition.
6. Turning the knob and changing the fan speed, measure the voltage between pins 1 and 2 of the transistor connector. If the measured value is not correct, replace the transistor.
Fan speed | Voltage, V |
1 | 3,8 ± 0,5 |
2 | 5,0 ± 0,5 |
3 | 6,2 ± 0,5 |
4 | 7,4 ± 0,5 |
5 | 8,6 ± 0,5 |
6 | 9,8 ± 0,5 |
7 | 11,0 ± 0,5 |
8 | Battery voltage |