TM 9-2590-209-14&P
Table 4-1. Organizational Preventive Maintenance Checks and Services Quarterly Schedule
Item
Item
To Be
No
Inspected
Procedures
7
Tubing,
Inspect all tubing and hoses for cracks, dry brittle conditions,
Hoses, and
missing or damaged parts
Inspect all fittings for leaks.
Fittings
8
Reservoir
Check oil level. Check lines and fittings for leaks. At oil
change, inspect filters for evidence of restriction. Refer
filter removal. Clean filters as necessary with dry-cleaning
solvent (PD-680).
CAUTION
Oil in reservoir must be maintained at proper level for satis-
factory performance of the pump.
9
Right-Angle
Operate blade assembly to determine that magnetic clutch
Drive Power
is operating.
Takeoff
Assembly
NOTE
If operation of blade assembly is slow or jerky, check oil
level in reservoir and refill if necessary.
10
Pump
Inspect pump for leaks, loose mounting, loose connections
and signs of physical damage. Check for signs of overheating
(cracked, blistered, or discolored paint).
11
Magnetic
Inspect for loose electrical connector Check oil level
Clutch
in magnetic clutch.
12
Blade
Check blade assembly control lever for free operation.
Assembly
Check that blade assembly raises, lowers, and holds in re-
Manual
sponse to position of control lever.
Control
Lever
Section III. MAINTNANCE OF HEADLAMP ADAPTER
4-7. Description. Headlamp adapters are mounted to
NOTE
vehicle headlamp receptacles to raise the headlamps,
permitting illumination when the M9 bulldozer blade is in
the raised position. Two guards protect the headlamps
Procedures for left side and right side are the same.
from brush or debris damage.
4-8. Removal (Fig 4-2).
4-5
