Oil element very lightly with SAE-30 oil to aid in
LUBRICATION
capturing dirt particles. Trucks operating under extreme
dusty conditions, service strainer as required.
15. Continued:
16,000 to 32,000 km (10,000 to 20,000 Miles)
Transmission (Auxiliary): Keep filled to plug level.
Drain and flush twice each year or every 16,000 km
(10,000 miles). Use straight mineral oil SAE-90 for
21. Fuel Filters (Engines):
Replaceable type
temperature -18 degrees C (O degrees F) and up. Use
element. Open drain cocks on filter and allow fuel oil to
SAE-80 for temperatures below -18 degrees C (O
drain out. Close drain cock. Remove and discard
degrees F). SPECIAL RECOMMENDATIONS: Where
filtering element. Wash shell with clean fuel oil and
temperature is consistently below -18 degrees C (O
insert new element. Fill cavity between element and
degrees F) and where parked vehicles are exposed to
shell two thirds full of clean oil. Install new gasket and
unusual cold for long periods, use SAE-75. Where
assemble. Remove filler plug at top of filter or strainer
temperatures are consistently above 32 degrees C (90
and complete filling with clean fuel. Run engine and
degrees F) or unusually hot, use SAE-140 straight
check for leaks at all fuel tube connections.
mineral oil.
Fuel Strainer and Fuel Filter: Replaceable type
4800 to 8000 km (3000 to 5000 Miles)
element. Open drain cocks on filter and allow fuel oil to
drain out. Close drain cock. Remove and discard
16.
Propeller Shaft and Steering Column Universal
filtering element. Wash shell with clean fuel oil and
insert new element. Fill cavity between element and
Joints:
Lubricate under low pressure. Use IH 251H EP
shell two thirds full of clean fuel. Install new gasket and
grease
or equivalent NLGI #2 multi-purpose lithium
assemble. Remove filler plug at top of filter or strainer
grease.
NOTE: Too much pressure will damage oil
and complete filling with clean fuel. Run engine and
seals.
check for leaks at all fuel tube connections.
4800 to 9500 km (3000 to 6000 Miles)
22. Oil Filter (Transmission): Change filter element
at transmission lubricant change interval once each year
17. Engine Crankcase: Drain and refill (engine hot).
or every 25,000 miles.
NOTE: More frequent oil changes are required
depending upon the rate of oil contamination caused
Door Lock Cylinders (not shown on diagram): Twice
by extreme dusty conditions, multi-stop and cold
each year or every 20,000 miles, inject 3 or 4 drops of
weather operation. Select oil viscosity grades from
lock oil through keyhole.
chart.
23. Power Steering Pump Filter Element: Every
18. Oil Filter Engine (Full Flow): Remove oil filter
32,000 km (20,000 miles) remove reservoir cover and
body and element. Clean inside of filter body and install
filter element. Clean inside of reservoir with a lint free
new element. Operate engine a few minutes and check
cloth. Install new filter element and replace cover.
filter for leaks.
NOTE:
More frequent element
NOTE: Trucks operating in dusty areas will require
changes are required depending on the rate of oil
changing the filter element more often.
contamination caused by extreme dusty conditions,
24. Wheel Bearings (Front): OIL Keep hub filled to
multi-stop and cold weather operation.
proper level. Clean and inspect wheel bearing and
spindles. Refill with SAE-30 heavy duty engine oil or
19. Oil Filter (Engine) (Auxiliary): Every 6000 miles
rear axle gear lubricant.
Adjust wheel bearings.
remove drain plug from bottom of oil filter and drain oil.
CAUTION: Do not pre-load wheel bearing.
Remove oil filter cover, cartridge retaining nut and
25. Wheel Bearings (Rear): GREASE Clean and
cartridge. Clean inside of filter and install new cartridge.
inspect wheel bearings and hubs. Repack with IH 251H
Install cover and drain plug. Add an extra 14 quarts of
EP grease or equivalent NLGI #2 multi-purpose lithium
engine oil to crankcase to fill filter and cartridge. Start
grease. Adjust bearings. NOTE: Do not mix different
engine and loosen vent plug in cover. Tighten vent plug
type lubricants. Be certain to thoroughly clean all
when oil appears at plug. Operate engine a few minutes
old lubricant from bearings and hubs before
and check filter for leaks. NOTE: More frequent
repacking.
cartridge changes are required depending on the
rate of oil contamination caused by extreme dusty
Window Regulator (not shown on diagram):
conditions, multi-stop and cold weather operation.
Remove door panel and lubricate regulator gear teeth,
pin and slide with IH 251H EP grease or equivalent NLGI
20. Air Cleaner Strainer (Air Compressor): Remove
#2 multi-purpose grease.
element from air cleaner. Replace element if necessary.
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