TM 5-3805-281-10
Operational Checkout
AUTO-IDLE CIRCUIT
A--Auto-Idle Switch
YES: Go to next check.
CHECK
B--Auto-Idle Indicator
NO: Check fuse. Go to
Run engine at fast idle.
your authorized dealer.
Mode select switch in H/P mode.
Auto-idle switch OFF.
Pilot shut-off lever in UNLOCKED position.
Push auto-idle switch (A) to ON.
Does auto-idle indicator (B) come on?
Does engine speed decrease after 4 to 6 seconds?
Slowly actuate any dig function control lever.
Does engine speed return to fast idle?
T107700 UN27FEB97
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PILOT SHUT-OFF VALVE
YES: Go to your
CAUTION: Machine may move during this
CHECKS
authorized dealer.
check. Make sure area is clear, and large
enough to operate all controls.
NO: Continue check,
Run engine at slow idle.
Pilot shut-off lever in LOCKED (rearward) position.
T7351CC UN22AUG90
Actuate all dig and propel function controls.
Do any dig or propel functions operate?
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PILOT SHUT-OFF VALVE
Move pilot shut-off lever to UNLOCKED position
YES: Go to next check.
CHECKS--(CONTINUED)
(forward).
NO: Go to your
Operate all dig and propel functions.
authorized dealer.
Do all functions operate?
T7351CB
UN22AUG90
1/1
19-6
