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 TM 9-2320-366-20-1
CONTINUITY TEST
(1) Disconnect batteries (para 7-57).
(2) Loosen clamp on air hose.
(3) Remove air hose from intake air cleaner
boot.
(4) Lift dust boot on 12V LOAD terminal stud
on 100 AMP reverse polarity relay.
NOTE
Tag all terminal lugs and connection points
prior to disconnecting.
(5) Remove nut, lockwasher, and terminal lug
TL80 from 12V LOAD terminal stud on
100 AMP reverse polarity relay.
(6) Set multimeter to ohms.
CAUTION
When testing to terminal X2 on PDP, ensure
that multimeter probes come in contact with
the outside metal ring. Failure to comply
may result in false troubleshooting test
results.
(7) Connect positive probe (+) of multimeter
to terminal X2 on PDP.
(8) Connect negative probe (-) of multimeter to
terminal lug TL80 and note reading on
multimeter.
(9) If continuity is not present, replace 100 AMP
reverse polarity relay to PDP 12 VDC cable
(para 7-130).
(10) Position terminal lug TL80 on 12V LOAD
terminal stud on 100 AMP reverse polarity
relay with lockwasher and nut.
(11) Tighten nut to 120-144 lb-in. (14-16 N.m).
(12) Position dust boot on 12V LOAD terminal stud
on 100 AMP reverse polarity relay.
(13) Install PDP cover (para 16-2).
Change 1
2-266.21
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