TM 9-2590-20914&P
Section XXII.
MAINTENANCE OF AIR VENT LINE
4-95. Description.. The air vent line is located on the
4-97.Disassembly of Filter (Fig 4-33).
left side of the vehicle. It is attached to the top of the
a. Unscrew body of filter from cover.
reservoir and to the left air cleaner. There is an air filter
element in the vent line which allows air to pass in both
b. Remove
element,
spring,
and
preformed
directions under normal operating conditions.
packing.
WARNING
4-98.
Inspection.
Do not remove drain plug or disconnect
tubes while engine is running.
a. Inspect all components for cracks or damage.
4-96.
Removal (Fig 4-32).
b. Replace element if necessary.
a. Disconnect hydraulic lines carefully to relieve
4-99.
Assembly (Fig 4-33).
pressure.
a. Install preformed packing to body.
b. Disconnect tube assembly from adapter in elbow
b. Install spring and element, and screw body to
on top of reservoir cover.
cover.
c. Disconnect hose assembly from nipple.
4-100. Installation (Fig 4-32).
d. Remove nut, peeking, and nipple from filter.
a. Position hose assembly to side of air cleaner,
and secure with four clamps, screws, and lockwashers.
e. Remove two screws, lockwashers, and washers
from bracket. Lift off bracket with filter and tube
b. Install elbow in side of air cleaner.
assembly attached.
c. Connect hose assembly to elbow.
f. Disconnect tube assembly from nipple.
d. Position hose assembly to outrigger, and secure
with clamp, screw, lockwasher, and washer.
g. Remove nut, packing, and nipple from filter, and
remove bracket.
e. Install filter to bracket, and secure with nipple,
packing, and nut.
h. Remove screw, lockwasher, washer, and clamp
securing hose assembly to outrigger.
f. Check that arrow, stamped on filter, is pointing
toward rear of vehicle, for correct airflow direction.
i. Disconnect hose assembly from elbow on side of
air cleaner.
g. Install nipple and packing on filter.
I. Remove elbow from air cleaner.
h. Connect tube assembly to nipple at bracket.
k. Remove four screws, lockwashers, and clamps
i. Position assembled bracket, filter, and tube
securing hose assembly to air cleaner, and remove hose
assembly, and secure with two screws, lockwashers, and
assembly.
washers.
4-64
