Table 3-1. Direct Support Troubleshooting
TEST OR INSPECTION
ALL PUMPS INOPERABLE (On Model WPES-2 "all Pumps" shall mean all but R.O. Pump).
High voltages in this equipment can cause serious injury or death. When
applying power during a test, take proper measures to ensure personal safety.
Never work on electrical equipment unless there is another person nearby who is
familiar with the operation and hazards of the equipment and who is competent in
administering first aid
Check if 208 VAC, 3 phase power is supplied by generator. Refer to generator manual.
If 208 VAC, 3 phase power is not supplied, troubleshoot and repair generator.
Disconnect power cable at power input jack, J1 and check for 208 VAC between the following pins on
A-B, A-C, B-C
If power is not measured in all three tests, replace power cable. Refer to paragraph 3-32.
Perform a point-to -point continuity check of circuit A.
If continuity is absent, tighten loose connections or repair/replace defective wire.
Perform a point-to-point continuity check, circuit B.
If continuity is absent through switch S13 (switch ON), replace defective switch.
If continuity is absent in wiring, tighten loose connections or repair/replace defective wire.