FixVault

Cooling Fan Motor

The cooling fan operates at each speed when the current flows in the cooling fan motor as per the following.

COOLING FAN MOTOR TERMINALS REFERENCE CHART

Cooling fan speed Cooling fan motor terminals
(+) (-)
Middle (MID) 1 3 and 4
2 3 and 4
1 and 2 3
1 and 2 4
High (HI) 1 and 2 3 and 4

The cooling fan operates at low (LOW) speed when cooling fan motors-1 and -2 are circuited in series under the middle speed condition.

Refer to "SYSTEM DIAGRAM ".