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4.16 Preservative treatment
Maintenance
Spray preservative oil into intake port
of air compressor and on all exposed
metal surfaces that are not painted.
Note : Use a preservative compound
that meets Military Specification MIL-
C-16137.C type P- 2 Grade 1 or 2.
Cover all openings with heavy paper
and tape to prevent entrance of dirt
and moisture.
Put a warning tag on the engine
which contains following information :
Date the engine was prepared for
storage.
Crankshaft must not be rotated.
Coolant has been drained.
Engine must not be operated.
Store the engine / vehicle in a dry
area of even temperature.
Preparing the engine after Long
term storage
Remove paper and tape from all
openings. Remove warning tag.
Flush fuel system with clean diesel
to remove preservative oil.
Rotate the water pump to make sure
it hasn't rusted in place.
Rotate crankshaft two complete
revolutions to make sure the piston
rings are free and no foreign objects
are in the engine.
Remove intake manifold cover and
visually inspect the lower valve stem
area for presence of rust.
An accumulation of rust requires
disassembly and rebuild of cylinder
head.
Install drive belt.
Remove plug from main oil rifle
drilling and flush preservative oil
from the engine by pumping 4 litres
of light mineral oil into oil rifle.
Rotate crankshaft three or four
revolutions as the engine is flushed.
Install the plug.
Remove the oil drain plug and allow
preservative oil to drain.
Remove oil filter. Install a new filter.
Pressure fill the engine with 15W40
oil through the 1.8 inch pipe tap on
the side of oil filter housing directly
below turbocharger oil supply
connection. Use 2.07 bar to pressure
fill the system with a minimum of
3.6 litres.
Fill oil in sump upto maximum level
on dipstick.
Fill cooling system with a mixture of
50% water and 50% ethylene-glycol
antifreeze. Adjust valve clearance.
Tighten all cap-screws, plugs and
fittings as necessary.
Caution : Make sure that the engine
does not start when you crank
engine.
Use starter to crank the engine for a
maximum of 30 seconds, with two
minute intervals, till such time oil
pressure builds up.
