Air Cleaner Replacement

TB 9-2300-378-14

CAUTION

Do not open top deck door assemblies if air cleaner is open.

Damage to air cleaner door may result.

(1)

Open top deck door assemblies.

(2)

Loosen two hose clamps and slide hose back

off air cleaner exhaust manifold tube

(view A). Cover manifold and hose openings

to prevent entry of foreign matter.

(3)

Loosen clamp at air cleaner and air intake

hose, and remove hose from elbow

(view A). Cover elbow and hose openings to

prevent entry of foreign matter.

NOTE

Steps (4) and (5) apply to right air cleaner. Step (6) applies

to left air cleaner.

(4)

Remove air cleaner manifold (para. 6-14e).

(5)

Disconnect fuel tank-to-air cleaner vent hose assembly from right side air cleaner

(view B).

(6)

Disconnect final drive vent line from left air cleaner elbow (view C).

NOTE

Steps (7) through (12) apply to both sides.

(7)

Loosen clamp at air cleaner outlet elbow and remove hose from elbow (view D).

Cover elbow and hose openings to prevent entry of foreign matter.

(8) Remove air cleaner fender skirt (TM 20-1). Close top deck grille doors.

(9) Attach lifting sling to three lifting eyes on the sides of the armor air cleaner

(view F).

(10) R e m o v e six screws, 12 washers, and six nuts securing air cleaner housing to

outriggers (view E).

NOTE

Up to three shim washers may be found between air cleaner

housing and outrigger at each mounting screw.

(11)

Take strain on sling and guide air cleaner box away from vehicle until air cleaner

air intake and outlet elbows are clear of hull openings (view F).

(12) Lift air cleaner housing clear and away from vehicle. Disconnect sling.

b. Installation.

(1) Attach lifting sling to the three lifting eyes on the sides of air cleaner (view F).

(2) Lift housing and position over edge of track with air cleaner housing centrifugal

fan exhaust elbows toward front of vehicle and air intake elbow inboard.

(3) Move air cleaner housing i n t o position, guiding air intake and outlet elbows

through openings in hull.

NOTE

Before tightening nuts, if a gap exists between air cleaner

housing and outrigger, use washers MS21200-10 (limit 3 at

each mounting bolt) as shims. F o r air cleaner fit and to

maintain clearance between VEDES manifold and hull deck.

(4) Install six screws, 12 washers, and six nuts to secure air cleaner housing to to

outriggers. Prime threaded surfaces with primer (item 8, appendix C) and apply

locking compound (item 3, appendix C). Install parts as indicated in view E.

Install screws from bottom. Tighten nuts to 85-95 lb.-ft. (115-129 N m).

6-34