TM-5-3805-274-13-P

DUMP TRUCK BODY M917

TECHNICAL MANUAL; OPERATOR AND FIELD MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

AUGUST 2013

TM-5-3805-274-13-P - Page 210 of 364

PACKING NUT ADJUSTMENT

NOTE

If leak cannot be stopped using this adjustment procedure, the

packing must be replaced. Replace hydraulic/telescopic cylinder,

refer to WP 0045.

1.

Start engine and engage PTO, TM 9-2320-273-10. Raise bed to point where pump bypasses and check

for leaks.

2.

If leakage is observed, proceed to step 2.

3.

Remove two setscrews (Figure 1, Item 2) from packing nut (Figure 1, Item 2).

4.

Install strap wrench (Figure 2, Item 5) on hydraulic cylinder (Figure 2, Item 2) below packing nut

(Figure 2, Item 4) and install chain wrench (Figure 2, Item 1) on packing nut (Figure 2, Item 4).

5.

Slowly loosen packing nut (Figure 2, Item 4). When leaking quits, stop loosening.

6.

If loosening does not stop leak, slowly tighten packing nut (Figure 2, Item 4). Tighten packing nut

(Figure 2, Item 4) until leak stops.

7.

Install two setscrews (Figure 1, Item 4) on packing nut (Figure 1, Item 2).

TM 5-3805-274-13&P

0046

0046-2