TM 10-4610-241-24
TO 40W4-13-42
Table 3-1. Direct Support Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ROWPU ASSEMBLY - continued
2.
ALL PUMPS INOPERABLE (Models WPES-20 and H-9518-2).
WARNING
High voltages in this equipment can cause serious injury or death. When applying power
during a test, take proper measures to ensure safety of personnel. Never work on
electrical equipment unless there is another person nearby who is familiar with the
operation and hazards of the equipment.
Step 1.
Check if 208 VAC, 3 phase power is supplied by generator. Refer to power source manual.
If 208 VAC, 3 phase power is not supplied, troubleshoot and repair power source.
Step 2.
Perform a point-to-point continuity check.
a.
If continuity is absent through switch S13, (switch ON), replace defective switch. Refer to Paragraph
3-49.
b.
If continuity is absent through cable assembly, W52, repair cable assembly. Refer to Paragraph 3-27.
e.
If continuity is absent through circuit breaker, CB9 (CB9 ON), replace CB9. Refer to Paragraph 3-53.
d.
If continuity is absent in wiring, tighten loose connections or repair/replace defective wire.
3-6 Change 1
