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 662 of 1563

TM 9-2815-220-24

TURBOSUPERCHARGER DUST DETECTOR SYSTEM REPLACEMENT

0082 00

CLEANING

1. See Work Package 0028 for General Cleaning Procedures.

INSPECTION

All parts must be inspected with care.

Replace parts if damage or wear exceeds allowable

limits.

1. See Work Package 0028 for General Inspection Procedures.

2. Check switch (1) pop-up function.

a. Apply suction of 5.5 (+/- 0.5) inches mercury to bottom port (A) of pressure switch (1).

b. If red indicator (B) does not pop-up, switch must be replaced.

3. Check switch (1) continuity.

a. With no pressure on either port (A, C), there must be no continuity across connector

pins (D).

b. With suction of 5.5 (+/- 0.5) inches mercury at bottom port (A) of pressure switch (1),

there must be continuity across pins (D) of switch.

c. If switch fails continuity check, it must be replaced.

1

D

B

A

C

WP 0082 00-4