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TM 9-2320-364-20-2
2-953
(1) Connect positive (+) multimeter lead
to wire 1021A at magnetic switch R27.
(2) Connect negative (–) multimeter lead
to a known good ground.
(3) While assistant holds ENGINE switch
in START position, observe
multimeter (TM 9-2320-364-10).
(a) If 22 to 28 vdc are not present,
turn OFF ENGINE switch and
repair wire 1021A (see schematic
Fig 2-24) or notify DS
Maintenance.
(b) If 22 to 28 vdc are present,
wire 1021A is OK.
(4) Turn OFF ENGINE switch.
VOLTAGE TEST
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical circuits, a
direct short may result. Damage to equipment, injury or death to personnel may occur.
(1) Set multimeter select switch to ohms.
(2) Is there continuity between wire 1435
at magnetic switch R27 and a known
good ground?
(a) If there is no continuity, repair
wire 1435 (see schematic
Fig 2-24) or notify DS
Maintenance.
(b) If there is continuity, wire 1435
is OK.
CONTINUITY TEST
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