TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Engine Painting (000-007)
Section 0 - Complete Engine - Group 00
Page 0-9
Operate the engine at 1000 to 1200 rpm for 8 to 10 minutes.
Check for proper operation, unusual noises, and coolant,
fuel, or lubricating oil leaks.
Repair all leaks and component problems. Refer to the
appropriate procedures.
Refer to Section 14 for the Engine Run-in and Test
Procedures.
Engine Painting (000-007)
Remove all the belts from the engine.
Cover the following parts of the engine:
All pulley belt surfaces
Exhaust and intake openings
Electrical components
Fuel inlet and drain connections
Any exposed fittings, threads, and electrical wire
terminals.
WARNING
When using a steam cleaner, wear protective clothing
and safety glasses or a face shield. Hot steam can
cause serious personal injury.
Use steam to clean the engine, and dry with compressed
air.
Avoid prolonged, direct steam or water spray on electrical
components.
NOTE: Make sure that all engine surfaces are clean and dry
before painting the engine.
Protect the following components from the paint:
All dataplates
Valve and injector set marks
Exhaust manifold
Turbocharger turbine housing
Flywheel
Flywheel housing transmission mounting surface.
L-673