TM 5-3825-230-14&P
Table 4-1. Unit Preventive Maintenance Checks and Services
Q - Quarter
S - Semiannually
A - Annually
Item
Interval
Item to Be
No.
Q
S
A
Inspected
Procedure
ENGINE
ENCLOSURE
1
a. Check for dents, cracks and general damage.
b. Check for missing or loose nuts, screws and washers. Tighten as
necessary.
ENGINE
2
Oil Filter
Replace initially at 150 hours of operation and 300 hours of
operation thereafter (para 4-22).
FUEL SYSTEM
3
Fuel Tank
Check for cracks, leaks, missing parts, and dents.
4
Fittings, Joints
Check for cracks, leaks and dents.
and Valves
5
Fuel Filter
Replace on a quarterly basis or after 300 hours of operation
(para 4-48).
HYDRAULIC
SYSTEM
6
Hydraulic Lines
Check lines for leaks, kinks, cracks, dents, and for deteriorated
rubber on flexible hoses.
7
Fittings
Check for leaks, kinks, cracks, or dents.
8
Hydraulic Pump
Check for leaks.
9
Reservoir
a. Check reservoir for leaks.
b. Check filler cap for proper seal.
10
Breather
Cap should be present and not be cracked or dented. Check filter for
dirt or clogging. Clean per para 4-104.
11
Controls
Check for proper operation.
12
Hydraulic Filter
Replace initially at 150 hours of operation and 300 hours of
operation thereafter (para 4-22).
4-7
