TM 5-3610-285-14
Table 6-4. ORGANIZATIONAL TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. VACUUM PUMP DOES NOT TURN ON-Cont
(e) Check for zero ohm resistance between ground prong of power cord and ground post in control box.
(1) If all checks correct, proceed to step 2.
(2) If any check incorrect, replace power cord for vacuum control box (paragraph 6-16.8).
Step 2. Check continuity of vacuum pump rocker switch.
(a) If continuity present, proceed to step 3.
(b) If continuity not present, replace vacuum pump rocker switch (paragraph 6-16.4).
Step 3. Check continuity of power cord for vacuum pump as follows:
(a) Remove electrical cover plate on back side of vacuum pump.
(b) Check for zero ohm resistance between black wire on vacuum pump and black output wire of rocker
switch.
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