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:
j.
PROPULSION SYSTEM (Continued)
i.
Inspect gear drive assembly for dented or cracked housing,
and lubricant leaks.
Inspect electric brake housing for damage; damage or
If electric brake is
distortion of strain relief connector and missing or lose
Inoperatable , discontinue
fasteners. Prepare AGPU propulsion system for operation
use of propulsion system.
in the Alternate Propulsion Mode and check electric brake
for operation.
12
ELECTRICAL CHECKS
Set control panel MASTER switch to ON, and perform
following checks:
a.
Check that BATTERY VOLTAGE meter indicates in green
If meter indicates in red
band.
band.
b.
Any light that does not
Push PRESS TO TEST pushbutton and check that all
Illuminate.
indicator lights on control panel illuminate.
c.
Check reading on FUEL gauge, add fuel as required.
Fuel level must be full before
Hydraulic system operation.
Any light that does not
d.
On hydraulic control panel, push PRESS TO TEST LIGHTS
Illuminate.
and check that all indicator lights illuminate.
e.
Set MASTER SWITCH to off.
13
MONITOR CONTROL PANEL METERS/INDICATORS
a.
Check hydraulic pressure on hydraulic control panel
If less than 450 to 500 PSIG
pressure gauge immediately after engine start. Shut down
stop operation.
engine if pressure reading is less than 500 psig.
b.
EGT meter reads in yellow band.
If EGT stays in yellow band
or exceeds 125F.
Action Remove or reduce load As Required.
c.
LOW FUEL indicator illuminated.
Action - Shutdown and refuel unless operations can be
completed in 30 minutes.
d.
INLET FILTER BLOCKED indicator illuminated.
If light continues to stay
Action Shutdown and determine cause of problem, check
illuminated.
air intake louvered panel for obstructions.
e.
COMPT/GEN HI TEMP indicator illuminated.
If light continues to stay
Action Remove or reduce load
illuminated.
Fault indicator illuminated.
If light continues to stay
f.
Action If automatic shutdown occurs, record lamp
illuminated.
indication prior to setting MASTER SWITCH to OFF.
