TM 5-3805-281-24-1
Operational Checkout Procedure
WINDSHIELD WASHER
A--Windshield Washer Switch
YES: Go to next check.
CIRCUIT CHECK
IMPORTANT: Washer motor may be damaged if
NO: Check washer fluid
washer switch is held for more than 20 seconds, or
level. Check wiper fuse
continually operated with no fluid in the windshield
and wiring harness. Go to
washer tank.
Group 9015-15.
9005
10
Key switch ON
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Push washer switch (A)
Does washer fluid squirt on windshield?
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CAB DOME LIGHT
A--Cap Dome Light Switch
YES: Go to next check.
CIRCUIT CHECK
Key switch ON.
NO: Check fuse and
wiring harness. Go to
Move cab dome light switch (A) to on position.
Group 9015-15.
Does cab dome light come on?
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HORN CIRCUIT CHECK
A--Horn Button
YES: Go to next check.
Key switch ON.
NO: Check fuse and
wiring harness. Go to
Push horn button (A) on top of left control lever.
Group 9015-15.
Does horn sound?
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