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 TM 9-2320-366-20-1
WARNING
Remove rings, bracelets, watches, necklaces,
and any other jewelry before working around
vehicle. Jewelry can catch on equipment and
cause injury or short across electrical circuits
and cause severe burns or electrical shock.
VOLTAGE TEST
(1) Set multimeter to volts DC.
(2) Connect positive (+) probe of multimeter
to relay K27 terminal 86 on PDP.
(3) Connect negative (-) probe of multimeter
to ground.
(4) Position master power switch to on
(TM 9-2320-366-10-1).
(5) Position main light switch to BO DRIVE
(TM 9-2320-366-10-1).
(6) Apply brakes and note reading on
multimeter.
(7) If 12 VDC is not present, repair wire 23
from relay K27 terminal 86 on PDP to
connector PX15 socket N (para 2-45) or
replace WTEC II dashboard cable assembly
(para 7-10) or WTEC III dashboard cable
assembly (para 7-11).
(8) Position main light switch to OFF
(TM 9-2320-366-10-1).
(9) Position master power switch to off
(TM 9-2320-366-10-1).
CONTINUITY TEST
(1) Set multimeter to ohms.
(2) Connect positive (+) probe of multimeter
to relay K27 terminal 85 on PDP.
(3) Connect negative (-) probe of multimeter
to ground and note reading on multimeter.
(4) If continuity is not present, repair wire
3044 from K27 terminal 85 on PDP to
terminal board TB2 position 34 (para 2-45)
or replace WTEC II dashboard assembly
(para 7-10) or WTEC III dashboard cable
assembly (para 7-11).
(5) If continuity is present, replace relay K27
(para 7-9).
(6) Install relay K27 in PDP.
(7) Install PDP cover (para 16-2).
Change 1
2-831
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