Checking Cables, Blower Fan Starts

Checking Cables, Blower Fan Starts






Check signal cable between ECC control module #A15 and power unit #A1 for a short-circuit to supply voltage according to Checking wiring and terminals - Permanent faults Checking Wiring and Terminals

Check ground lead between blower fan and power unit for a short-circuit to ground according to Checking wiring and terminals - Permanent faults Checking Wiring and Terminals

If cables are OK, try a new power unit.

Remedy as necessary.

Other information:

- To connect the breakout box Connection of Breakout Box ECC
- For information on signals refer to Signal Specification ECC Signal Specification ECC

After performing this procedure, Verification