TM 5-3805-280-24-1
Operational Checkout Procedure
5 ACCESSORIES CHECKS
9005
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LIGHT CIRCUIT CHECKS
A--Light Switch
YES: Go to next check.
NOTE: All accessories are powered from the fuse block.
NO: Check fuses, monitor
If any accessories do not function, check fuses in fuse
panel back light bulbs,
block.
switches, and wiring. Go
to Group 9015-15.
Turn key switch ON.
Turn light switch (A) to 1st position.
T102105 UN26JUL96
Are monitor panel back lights and front driving lights on?
Turn light switch to 2nd position.
Do work lights on boom come on also?
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WINDSHIELD WIPER
A--Windshield Wiper Switch
YES: Go to next check.
CIRCUIT CHECK
Key switch ON.
NO: Check that upper
right window lock pin
Turn wiper switch (A) to INT position.
engages hole in cab
frame and is turned to
engage the lock to close
Does wiper operate intermittently?
windshield enable switch.
Check fuse, switch, and
Turn wiper switch to ON position.
T102106 UN26JUL96
wiper harness. Go to
Group 9015-15.
Does wiper operate continuously?
Move wiper switch to OFF position.
Does wiper arm stop in park position?
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