TM 5-3805-280-24-1
Operational Checkout Procedure
PILOT CONTROLLER
YES: Go to next check.
PATTERN CHECK--
JOHN DEERE PATTERN
NO: Install correct decals
for control pattern. To
change control pattern,
go to Control Lever
9005
Pattern Conversion in
10
Group 9025-15.
13
T102197 UN19JUL96
Left Control Lever
T102198 UN19JUL96
Run engine at slow idle.
Operate machine in clear area.
Push pilot shutoff lever to UNLOCKED position. Slowly move hydraulic levers to all
positions on decals.
Do bucket, boom, arm, and swing move as decals show?
1/1
YES: Go to next check.
SWING DYNAMIC
CAUTION: Make sure area is clear and large
BRAKE CHECK
enough to swing extended arm and bucket.
NO: Check swing motor
Machine must be on level ground.
leakage. Check swing
motor crossover relief
Position upperstructure with boom in front.
valve. Go to Group
9025-25. Check swing
Put arm and bucket in fully extended position with bucket
valve spool. Go to Group
900 mm (3 ft) above ground level.
3360.
T6479AY UN19OCT88
Operate engine at fast idle.
Actuate swing control valve to full stroke. Swing around
90 degrees and release lever.
Does upperstructure stop within 45 degrees (1/8 turn)
after releasing lever?
Repeat procedure in opposite direction.
1/1
2-13
