TM 10--3510--221--24
0050 00--1
WATER SUPPLY PUMP DOES NOT TURN ON
0050 00
THIS WORK PACKAGE COVERS:
Troubleshooting Water Supply Pump Does Not Turn On Fault
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
Power must be applied at main control
Multimeter (Item 2, WP 0272 00)
enclosure (WP 0010 00).
1. Use maintenance menu to turn on water supply pump (WP 0010 00). Observe pump operation.
Does water supply pump come on?
YES Return to normal operation.
NO Go to step 2.
2. Check power switch on water supply pump.
Is switch in ON position?
YES Go to step 3.
NO Position switch to ON. Return to normal operation.
3. Position SW2 then SW1 to OFF.
4. Open door on main control enclosure
5. Check water supply pump overload relay .
Is lever tripped?
YES Go to WATER SUPPLY PUMP OVERLOAD FAULT (WP 0039 00).
NO Go to step 6.
6. Check circuit breaker CB5.
Is CB5 tripped?
YES Reset CB5. Go to step 7.
NO Go to step 10.
7. Position SW1 then SW2 to ON.
8. Use maintenance menu to turn on water supply pump. Observe pump operation.
Does water supply pump come on?
YES Return to normal operation.
NO Go to step 9.
