9. Drain the engine fuel and refill with enough rust pre-
3. Inspect all painted surfaces for rust, bare metal,
ventative fuel oil to enable the engine to operate 10 min-
chipping, or other defects. Prepare, prime, and repaint as
10. Drain the fuel filters. Remove the retaining bolts, shells
4. Liberally lubricate all points equipped with grease fit-
and elements. Discard the used elements and gaskets.
Wash the shells in clean fuel oil and insert new elements.
5. Dram the chain case, and propel pump transmission. On
Fill the cavity between the element and shell about two
the crawler drain the crawler drive gear cases. Clean the
thirds full of the same rust preventive compound as used in
magnetic plugs and breathers, replace the drain plugs, and
the fuel tank and reinstall the shell.
refill each housing and case with the oil type specified in
11. Operate the engine for 10 minutes to circulate the rust
preventive throughout the engine.
6. Spray or brush a liberal coat of lubricant on the slewing
12. Clean and service the air cleaner as outlined in the Pre-
ventive Maintenance section.
7. Run the engine until the hydraulic system oil is warm.
13. Apply a non-friction rust preventive compound, to all
Then drain the hydraulic system completely.
exposed parts. If it is convenient, apply the rust preventive
8. Change all hydraulic system filter elements.
compound to the engine flywheel. If not, disengage the
clutch mechanism to prevent the clutch disc from sticking to
9. Refill the hydraulic reservoir to the prescribed level with
the proper oil.
10. Operate all hydraulic functions to distribute the new oil
throughout the systems.
Do not apply oil, grease or any wax base com-
tions of hydraulic cylinder piston rods, control valve spools,
pound to the flywheel. The cast iron will absorb
and other exposed unpainted surfaces.
these substances which can "sweat" out dur-
12. When the machine is parked in the spot it is to be stored
ing operation and cause the clutch to slip.
in, fill the hydraulic reservoir to the top with hydraulic oil.
14. Drain the engine cooling system.
13. Remove the batteries, clean them thoroughly and store
15. The oil may be drained from the engine crankcase if so
them in a cool, dry location where the temperature will not
desired. If the oil is drained, reinstall and tighten the drain
fall below 32°F (0°C). Check the battery charge periodically
during storage and recharge as necessary.
16. Remove and clean the battery and battery cables with a
14. Clean the battery compartments, using a soda and
baking soda solution and rinse them with fresh water. Do
water solution if necessary to remove corrosion. Wrap the
not allow the soda solution to enter the battery. Add dis-
cable terminals with waterproof tape, after cleaning.
tilled water to the electrolyte, if necessary, and fully charge
the battery. Store the battery in a cool (never below 32°F)
DETROIT DIESEL PREPARATION. to prepare a Detroit
dry place. Keep the battery fully charged and check the level
Diesel engine for long term storage (periods in excess of six
and the specific gravity of the electrolyte regularly.
months), proceed as follows:
17. Insert heavy paper strips between the pulleys and belts
1. Drain and thoroughly flush the cooling system with
to prevent sticking.
clean, soft water.
18. Seal all of the openings in the engine, including the ex-
2. Refill the cooling system with clean, soft water.
haust outlet, with moisture resistant tape. Use cardboard,
3. Add a rust inhibitor to the cooling system.
plywood or metal covers where practical.
4. Remove, check and recondition the injectors, if neces-
19. Clean and dry the exterior painted surfaces of the en-
sary, to make sure they will be ready to operate when the
gine. Spray the surfaces with a suitable liquid automobile
engine is restored to service.
body wax, a synthetic resin varnish or a rust preventive
5. Reinstall the injectors in the engine, time them, and ad-
just the valve clearance.
20. Cover the engine with a good weather-resistant tar-
paulin or other cover if it must be stored outdoors. A clear
6. Circulate the coolant through the entire system by oper-
plastic cover is recommended for indoor storage.
ating the engine until normal operating temperature is
reached 160-185°F or (71-85°C).
7. Stop the engine and remove the crankcase drain plug
The stored engine should be inspected periodically. If
and completely drain the engine crankcase. Reinstall and
there are any indications of rust or corrosion, correc-
tighten the drain plug. Install a new oil filter element and
tive steps must be taken to prevent damage to the en-
gine parts. Perform a complete inspection at the end
8. Fill the crankcase to the proper level with a 30-weight
of one year and apply additional treatment as re-