TM 5-3805-281-24-1
Operational Checkout Procedure
YES: Go to next check.
TRAVEL ALARM STOP
A--Travel Alarm Cancel Switch
CIRCUIT CHECK
NO: Check switch and
CAUTION: Machine will move during this
wiring harness. Go to
check. Make sure area is clear, and large
Group 9015-15.
enough to operate the machine.
9005
10
NOTE: Travel alarm must operate for this check.
11
T102919 UN08AUG96
Push propel pedals or levers and allow travel alarm to
operate for a minimum of 12 seconds.
While continuing travel, push travel alarm cancel switch
(A).
Does travel alarm stop sounding?
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ENGINE BLOW-BY
Run engine at fast idle and check engine blow-by tube.
YES: Go to next check.
CHECK
Are fumes barely visible at the blow-by tube at fast idle,
NO: If blow-by is
with no load?
excessive. Go to
Compression Pressure
NOTE: Excessive blow-by indicates that piston rings and
Test in Group 9010-25.
cylinder liners do not seal off the combustion chamber.
This is a comparative check that requires some
experience to determine excessive blow-by.
T7700AC
UN10FEB92
1/1
ENGINE PARTS LOOSE
Run engine at slow idle.
YES: Go to next check.
OR WORN CHECK
Move hydraulic control lever to operate a hydraulic function over relief to put engine
NO: Go to Abnormal
under load.
Engine Noise, in Group
9010-15.
Does engine run smooth, no knocking or rattling noise?
1/1
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