TM 10--3510--221--24
0050 00--3/4 blank
WATER SUPPLY PUMP DOES NOT TURN ON -- Continued
0050 00
17. Check wiring and connections between overload relay and water supply pump.
Are connections OK?
YES Replace water supply pump.
NO Repair as necessary.
18. Position SW2 then SW1 to OFF.
19. Check wiring and connection between water supply pump contactor terminal (A1) and SSR PCB3.
Is connection OK?
YES Go to step 20.
NO Repair as necessary.
20. Check wiring and connection between water supply pump contactor terminal (A2) and water supply pump
overload relay terminal (95).
Is connection OK?
YES Go to step 21.
NO Repair as necessary.
21. Check wiring and connection between water supply pump overload relay terminal (96) and TB2 terminal (N).
Is connection OK?
YES Replace overload relay (WP 0221 00).
NO Repair as necessary.
22. Check for >200 VAC across CB5 input terminals (L1 and L2), (L1 and L3), and (L2 and L3).
Is >200 VAC present?
YES Go to step 23.
NO Check wire connections between CB5 and TB1.
23. Check for >200 VAC across CB5 output terminals (T1 and T2), (T1 and T3), and (T2 and T3).
Is >200 VAC present?
YES Check wire connections between CB5 and water supply pump contactor.
NO Replace CB5 (WP 0218 00).
END OF WORK PACKAGE
