TM-9-2320-285-24-1

TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1985

TM-9-2320-285-24-1 - Page 905 of 987

TM 9-2320-285-24-1

2-78.

FIFTH WHEEL HYDRAULIC SYSTEM MAINTENANCE (CONT)

b.

Hydraulic Filters and Lines and Fittings (cont).

(1) Hydraulic Filters (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

INSTALLATION (cont)

13

Left hand

a.

Hydraulic

Install

If removed, para 2-78c

frame rail

reservoir

b.

Pipe nipple

Coat threads

Use thread sealant

c.

Hose assembly

Connect

To return line filter head;

para 2-78b(2)

CAUTION

Be sure to install suction line filter head so oil flows in direction of arrow on filter head.

d.

Suction line

Install

On nipple

filter head

e.

Hose assembly

Connect

To suction line filter head;

para 2-78b(2)

f.

Filter elements

a.

Coat

Lightly coat gasket with

clean hydraulic oil

b.

Install

On filter head.

Hand tighten

one turn

g.

Hydraulic

Fill

Para 2-78c

reservoir

h.

Filter heads

Inspect

Check for oil leaks

2-882