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 884 of 1563

TM 9-2815-220-24

FUEL SUPPLY PUMP MOUNTING ADAPTER REPAIR/REPLACEMENT

0109 00

INSPECTION

All parts must be inspected with care.

Replace parts if damage or wear exceeds allowable

limits.

1. See Work Package 0028 for Standard Inspection Procedures.

2. Check that studs (7,8,9) are not bent, stripped or otherwise damaged.

a. See Work Package 0028 for stud replacement procedures.

b. Refer to the following table for stud size and setting height.

Location

Stud Size and Length

Number

Required

Setting Height

inch (mm)

7

3/8-16(7/8) X 3/8-24(15/16) X 1-3/4

2

1-3/16 (30.1625)

8

3/8-16(7/8) X 3/8-24(15/16) X 1-3/4

6

1-1/16 (26.9875)

9

3/8-16(13/16) X 3/8-24(11/16) X 1-5/8

4

15/16 (23.8125)

6

4

9

8

7

10

8

3. Check that back-flow valve bracket (1) is not bent, cracked or otherwise damaged.

a. Replace bracket (1) if damaged.

4. Check mounting surface of both adapter (4) and damper

housing (10).

1

a. Look for scratches, nicks, or other damage that

would prevent gasket (6) from sealing.

(1) Polishing with crocus cloth (item 9, WP 0173)

wetted in cleaning solvent (item 8,

WP 0173) may repair minor imperfections.

(2) Replace adapter (4) or damper housing (10) if

damage cannot be repaired.

WP 0109 00-2