TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 274 of 1563

TM 9-2815-220-24

FUEL/WATER SEPARATOR OPERATION TESTS

0042 00

WP 0042 00-4

TESTS (Continued)

2.

Test automatic drain valve (13) operation.

NOTE

It may be necessary to unseat

sensor probes (14, 15) by tapping

upward on edge of sensor

retaining nut.

A red band identifies top sensor

probe and it is also the longer of

the two probes.

a.

Remove both sensor probes (14,15).

b.

Remove both sensor fittings (16).

c.

Replace sensor fittings with two 1/8-27 pipe plugs (17) (item 83, WP 0176).

d.

Refill fuel/water separator (1) with clean fuel (item 12, WP 0173) to approximately half

full.

15

14

16

17

16

17

1

1

13