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 481 of 1563

TM 9-2815-220-24
STARTER/ SMOKE GENERATOR/ DUST DETECTOR WIRING HARNESS REPLACEMENT,
LVPM CRANKCASE MOUNTED (2CA, 2DA) (PN 11655456, 11682726)
0061 00
THIS WORK PACKAGE COVERS:
WP 0061 00-1
Removal, Cleaning, Inspection, Repair, and Installation
INITIAL SETUP:
Tools:
General mechanic’s tool kit (item 121, WP 0176)
Mandatory Replacement Parts:
Lock washer (as needed) (item 93, WP 0175)
Lock washer (8) (item 92, WP 0175)
Lock washer (4) (item 91, WP 0175)
Lock washer (3) (item 86, WP 0175)
Self-locking nut (3) (item 33, WP 0175)
Mandatory Replacement Parts: Continued
Tie wrap (as needed) (item 80, WP 0175)
Tie wrap (as needed) (item 81, WP 0175)
Personnel Required:
Track Vehicle Repairer (1) 63H10
Equipment Conditions:
Engine removed from vehicle and placed on a
flat stationary surface.
CAUTION
There are two configurations of the smoke generating system.
Early
systems use a dual solenoid configuration.
It was found that fuel,
trapped between the two solenoids and heated by the close proximity
of the exhaust, expanded and caused internal seals of the solenoids to
fail resulting in un-commanded smoke generation and higher fuel
consumption.
If you have a dual fuel solenoid configuration requiring repair, it is
recommended that you reference Engineering Release Record (EER)
CO-M6185 and convert your smoke generation system to the single
solenoid configuration.
EER CO-M6185 authorizes the change.
Newer, improved systems use a single solenoid system.
The newer
system removes the two flywheel-end mounted solenoids and
incorporates a single solenoid at the damper end of the engine where
it is cooler.
NOTE
This work package includes maintenance of the smoke generation
wiring harness for the 2CA and 2DA models with single or dual fuel
solenoid configuration.
The wiring harness for crankcase mounted LVPM is no longer
supported by the parts manual.


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