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

  TM-9-2815-220-24 - Page 577 of 1563

TM 9-2815-220-24
OIL COOLER REPLACEMENT, ENGINE AND TRANSMISSION
0072 00
THIS WORK PACKAGE COVERS:
Removal, Disassembly, Cleaning, Inspection, Assembly and Installation
INITIAL SETUP:
Tools:
Air pressure source
General mechanic’s tool kit (item 121, WP 0176)
Oil cooler cleaning tool (item 20, WP 0176)
Thermometer (item 119, WP 0176)
Suitable container (5-gallon (19-liter) minimum)
Mandatory Replacement Parts:
Gasket (2) (item 330, WP 0175)
Gasket (2) (item 315, WP 0175)
Nut, self-locking (6) (item 33, WP 0175)
O-ring (2) (item 141, WP 0175)
Expendable and Durable Items:
Cleaning compound, solvent (item 8,
WP 0173)
Cloth, abrasive, crocus (item 9, WP 0173)
Goggles (item 23, WP 0173)
Lubricating oil, engine (OE 30) as needed
(item 27, WP 0173)
Personnel Required:
Track Vehicle Repairer (1) 63H10
Equipment Conditions:
Engine removed from vehicle and on flat level
surface
Dust ejector tubes removed (WP 0083)
NOTE
The oil coolers on each side of the engine are removed in the same manner.
Removal of right coolers is described in the following instructions.
Your
particular engine may have slightly different harness brackets from those
illustrated; however, they are mounted in a similar fashion and are removed
similarly.
Model AVDS-1790-2DR oil cooler removal and installation instructions are
similar to those described below except that this engine is not equipped with
a top-mounted engine wiring harness, nor is the oil sampling system on the
coolers; instead, a valve on the oil filter/damper housing serves the purpose.
REMOVAL
2
1
NOTE
Step 1 opens an internal passage
allowing oil to drain from the
engine oil coolers into the oil pan.
1. Drain engine oil coolers.
a. Loosen oil drain valve (1) six complete
turns.
Do not loosen oil drain valve
adapter (2).
WP 0072 00-1


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