TM 10-4510-208-13&P
0040 00
Replace the Contactor and Overload Relay
WARNING
Always secure and tag circuit breaker in the OFF position or disconnect equipment's
power cord from receptacle before attempting any electrical repairs, even minor repairs.
Remember, the shower is a wet environment capable of posing an electrical shock
hazard when personnel have direct contact with energized wires or metal parts. Failure
to observe this safety warning may result in serious injury or death to personnel.
NOTE
The overload relay must be removed in order to remove the contactor.
1. Unscrew the cover (1) to the motor starter, contactor, and overload relay (2).
2. Disconnect and tag the T1, T2, T3, 2T1, 4T2, and 6T3 wires.
3. Slide overload relay (3) from mount.
NOTE
If the overload relay alone requires replacement, skip steps 4 through 7.
4. Disconnect and tag the L1, L2, and L3 wires.
NOTE
Install the jumper wires from the old contactor to the replacement one by removing and
installing each wire one by one. Make a diagram, if necessary.
5. Remove the contactor (4) from mount.
6. Install the replacement contactor.
7. Connect the T1, T2, T3, 2T1, 4T2, and 6T3 wires.
8. Slide the overload relay (3) onto its mount.
9. Connect L1, L2, and L3 to the overload relay.
10. Install the cover (1) on the motor starter, contactor, and overload relay (2).
0040 00-9
