TM-9-2320-272-24-3

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4

JUNE 1998

TM-9-2320-272-24-3 - Page 766 of 799

TM 9-2320-272-24-3

4-226. DEEPWATER FORDING PRESSURIZATION VALVE REPLACEMENT (Contd)

1.

Remove two Screws (15), washers (14), and pressurization valve (5) from mounting bracket (13) and

bracket (12).

2.

Remove screw (7), washer (8), spacer (9), and arm (6) from pressurization valve (5).

3.

Remove connector (3) from pressurization valve (5).

4.

Remove tee (4) from pressurization valve (5).

5.

Remove adapter (19) from tee (1).

6.

Remove tee (1) and connector (2) from pressurization valve (5).

7.

Remove regulator valve (18) from elbow (17).

8.

Remove elbow (17) and connector (16) from pressurization valve (5).

9.

Remove elbow (10) from pressurization valve (5).

10.

Remove elbow (11) from pressurization valve (5).

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

NOTE

All male threads must be wrapped with antiseize tape before

installation.

Install elbow (11) on pressurization valve (5).

Install elbow (10) on pressurization valve (5).

Install connector (16) and elbow (17) on pressurization valve (5).

Install regulator valve (18) on elbow (17).

Install connector (2) and tee (1) on pressurization valve (5).

Install adapter (19) on tee (1).

Install tee (4) on pressurization valve (5).

Install connector (3) on pressurization valve (5).

Install arm (6) on pressurization valve (5) with spacer (9), washer (8), and screw (7).

Install pressurization valve (5) on mounting bracket (13) and bracket (12) with two washers (14)

and screws (15).

4-1030