TM 10-4320-307-24
3-20
ENGINE ASSEMBLY REPLACE (CONT).
CAUTION
Damage will occur if engine is set on oil pan. Provide adequate blocking to
support engine after removal from trailer assembly.
7.
Lifting engine assembly off skid and place on suitable engine support stands.
8.
Cover all engine openings to prevent dirt and debris from entering engine.
9.
Remove support bracket and other mounting brackets and accessories not supplied with
replacement engine.
CLEANING/lNSPECTION/REPAIR OF ENGINE MOUNTING PARTS:
Dry cleaning solvent is potentially dangerous. Avoid repeated and prolonged
breathing of vapors and skin contact with the liquid. Do not use near open flame,
arcing equipment, or other ignition sources. Always wear eye protection and
protective clothing.
Death or serious injury could occur if compressed air is directed against the skin.
Do not use compressed air for cleaning or drying unless the pressure is/has been
reduced to 30 psi (2.11 kgcm2) or less. When working with compressed air always
use chip guards, eye protection, and other personal protective equipment.
1.
Clean support bracket and mounting brackets on engine and corresponding mounting pads on skid with dry cleaning
solvent and a wire brush and dry with low pressure compressed air.
2.
Inspect all components for cracks, distortion, and elongated mounting holes. Replace componentswith visible
damage.
3.
Inspect area around each mounting hole for minute cracks using MIL-L-6868 magnetic particle inspection. If any
cracks are found, replace component.
4.
Repair any minor damage nicks, burrs; remove rust, or corrosion on support bracket and mounting brackets.
5.
Smooth repaired areas with emery cloth and repaint.
3-50
