TM 55-1730-229-12
Table 3-2.
PREVENTIVE MAINTENANCE CHECKS AND SERVICES. -- Continued
Internal
B- Before Operation
* Perform if hydraulic system
D- During Operation
was not used for two weeks or
A- After Operation
contamination is suspected.
Daily 8 Hours
Total M/H: 1.2
Operator
Equipment Will
Items to be Inspected
Be Reported Not
Inspection Procedures
B
D
A
Ready/Available if:
7
ENGINE COMPARTMENT
a.
Check for proper lubricating oil level, add as required (refer
Oil level cannot be seen in
to para 3-3)
3/4 of sight glass view of
GTE.
b.
Inspect interior of engine compartment for damage, signs of
Signs of oil, fuel leakage
fuel or oil leaks, dirt, and corrosion. Clean as required.
more than a class I.
c.
Damaged or missing
Inspect air intake duct assembly for punctures, corrosion,
mounting springs on bypass
and loose mounting screws. Check operation of
door.
spring-loaded bypass door by pushing in on door.
d.
Check that drain tubes are connected to engine drain valves,
Any signs of fuel leakage, or
fuel control unit, and hydraulic pump.
loose mounting hardware.
e.
Bolts or hardware missing or
Check that bolts on engine mounts are secure, and
loose.
lockwired. Check that bolts on generator support are secure
and lockwired.
Hour meter missing.
f.
Inspect hourmeter for damage, and security of installation.
g.
Inspect starter assembly to ensure power cables are secure.
Loose or missing mounting
hardware or cables.
h.
Loose or leaking lines or
Inspect hydraulic hoses for cuts and splits, inspect fittings
fittings.
for damage and freedom of dirt and corrosion.
i.
Missing or loose mounting
Inspect hydraulic pump for security, damage, leaks, or loose
hardware.
fittings
8
HYDRAULIC MODULE
a.
Check that hydraulic reservoir is at least 3/4 full.
Less than 3/4 full.
b.
Loose or missing controls,
Inspect hydraulic control panel switches and indicators for
leaking fluid from controls.
missing or loose parts, or corrosion.
c.
Inspect reservoir gauge and thermometer, and pressure
Pressure gage inoperative.
gauge for leaks or cracked glass.
d.
Remove protective caps and inspect hydraulic fittings for
gouges, cracks, and corrosion.
e.
Inspect hydraulic filter housing assembly, filter head
Fluid leaks, broken, or frayed
indicator, and wiring for cracks, damage or leaks.
wiring.
f.
Inspect vent dryer desiccant for blue indication. If less than
25% blue, notify maintenance supervisor.
*8.1 *8.1 g.
AGPU Hydraulic System recommended self-filtering and
White or milky fluid.
purging operation. Ref. para. 3-10.
