TM 10-4510-209-13&P
0057 00
Replace Power Cord
WARNING
Always secure and tag circuit breakers in the OFF position or disconnect equipment's
power cord from receptacle before attempting any electrical repairs, even minor repairs
such as replacing a light bulb. The latrine 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.
CAUTION
Failure to disconnect power from the water heater may result in a burnt out element.
1. Ensure the water heater circuit breaker #2B (1) and water pump circuit breaker #9/11 are set to the
OFF position.
2. Disconnect the water pump power cord (2) from the water pump outlet (3).
3. Remove the screws retaining the pump cover (4), and remove the cover.
4. Remove the pressure switch cover (5).
5. Tag and disconnect the power cord wires (6) in the pressure switch (7).
6. Remove the locknut (8) on the conduit (9) for the power cord (2), and remove the power cord.
7. Disassemble the conduit elbow (9), and remove the damaged power cord (2) from the elbow.
8. Install the replacement power cord (2) in the conduit elbow (9), and reassemble the elbow.
9. Install the power cord conduit (9) onto the pressure switch (7), and retain with locknut (8).
10. Connect power cord wires (6) to the pressure switch (7) as tagged.
11. Install pressure switch cover (5), and retain with cap nut.
12. Install the pump cover (4), and retain with screws.
13. Reconnect power cord (2) to outlet (3).
14. Prime water pump, and operate in accordance with procedures outlined in WP 0009 00.
15. Switch water heater circuit breaker (1) and water pump circuit breaker are set to the ON position, and
monitor for normal operation.
0057 00-19
