TM 55-1730-229-12
ORGANIZATIONAL MAINTENANCE
SECTION I.
SERVICE UPON RECEIPT OF EQUIPMENT
(1) Disconnect battery. Disconnect positive ca-
ble from starter and secure cable so accidental contact
EQUIPMENT.
with frame or engine (ground) cannot occur. Reconnect
battery.
a. Inspect AGPU by performing applicable weekly
(W) and monthly (M) inspection procedures in PMCS
(2) Disconnect fl
exible inlet fuel hose (3, figure
4-48) from fuel control unit. Direct fuel line into a
suitable
container.
b. Prepare battery for service by performing proce-
(3)
Set control panel MASTER SWITCH to ON.
c. Check that equipment log book is in manual stor-
(4) Momentarily set ENGINE CONTROL switch
age compartment next to control panel.
to START and then release to RUN.
d. Drain lubricating oil from engine/gearcase and
NOTE
The auxiliary fuel pump on the lower right side
of the AGPU will operate and pump fuel.
e. Grease generator bearing in
accordance with
(5) Allow approximately 1/2 cup of fuel to be
pumped into suitable container, and set ENGINE CON-
f. Perform all lubrication checks and services for
TROL switch and MASTER SWITCH to OFF.
chassis and running gear (front and rear axle assem-
(6)
Reconnect flexible fuel line to fuel control
unit.
(7) Disconnect stainless steel fuel line from in-
put side of shutdown solenoid. Direct fuel line into a
Running engine with an inadequate supply of
container. See figure 4-50 for location of shutdown so-
hydraulic fluid in hydraulic system may damage
lenoid (item 8).
hydraulic pump.
(8) Set MASTER SWITCH to ON. Momentarily
g. Service hydraulic module in accordance with
set ENGINE CONTROL switch to ON and then release
to RUN.
contains fluid, drain and replenish with new fluid.
(9) Allow approximately 1/2 cup of fuel to be
h. Check desiccant in hydraulic module vent dryer.
pumped into a suitable container.
Desiccant should be blue, if less than 25 percent blue,
(10) Set ENGINE CONTROL switch and MAS-
TER SWITCH to OFF.
i. Position AGPU so that fuel tank drain valve is at
lowest position relative to tank. Use a container and
(11)
Reconnect fuel line to shutdown solenoid.
open drain valve to drain any water and/or fuel from tank.
Close drain valve.
(12)
Reconnect positive cable to starter.
j.
Add fuel to fuel tank.
k. Purge fuel line to engine fuel control unit and