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TM 9-2320-364-20-2
2-1437
(1) Disconnect windshield wiper switch
connector.
(2) Connect positive (+) multimeter lead
to wire 1118 at windshield wiper
switch connector, terminal 4.
(3) Connect negative (–) multimeter lead
to a known good ground.
(4) Turn ON ENGINE switch
(TM9-2320-364-10)
(a) If 10 to 14 vdc are not present,
turn OFF ENGINE switch and
repair wire 1118 (see schematic
Fig 2-37) or notify DS
Maintenance.
(b) If 10 to 14 vdc are present,
wire 1118 is OK.
(5) Turn OFF ENGINE switch.
(6) Install windshield wiper 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) Set windshield wiper switch to high
position (TM 9-2320-364-10).
(3) Is there continuity between windshield
wiper switch, terminals 4 and 2 and 4
and 6?
(a) If there is no continuity, replace
windshield wiper switch
(Para 7-27).
(b) If there is continuity, go to Step (4)
below.
(4) Is there continuity between windshield
wiper switch, terminals 6 and 8?
(a) If there is no continuity, replace
windshield wiper switch
(Para 7-27).
(b) If there is continuity, windshield
wiper switch is OK.
CONTINUITY TEST
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