
Maintenance instructions 4
4
4.1
4 Drive engine
General Information
At each scheduled maintenance interval, perform all previous maintenance checks that are due for scheduled mainte-
nance.
Maintenance Schedule
Daily or Refueling - Maintenance Check (3)
•Crankcase Breather Tube – Inspect
•Fuel-Water Separator – Drain
•Engine oil level - Check
•Coolant Level – Check/Correct
•Drive Belts – Check/Correct
Section 4.1
Every 250 hours or 3 months - Maintenance Check (3)
•Air Cleaner Restriction – Check/Correct
•Charge Air Cooler – Check/Correct
•Charge Air Piping – Check/Correct
•Radiator Hoses – Check
•Air admission line - Check
•Cooling Fan – Check
Section 4.2
Every 500 hours or 6 month - Maintenance Check (1, 2, 3)
•Engine Coolant – Antifreeze Check
•Fuel Filter, Spin-on-Type – Replace
•Lubricating Oil and Filters – Change
Section 4.3
Every 1000 hours or 1 year - Maintenance Check (3)
•Cooling Fan Belt Tensioner – Check/Correct
•Fan Hub, Belt-Driven – Check/Correct
Section 4.4
Every 2000 hours, or 2 years - Maintenance Check (2, 3)
•Cooling System – Drain, Flush, and Fill Section 4.5
(1) The lubricating oil and lubricating oil filter interval can be adjusted based on application, fuel consumption, gross
vehicle weight, and idle time. See the Oil Drain Intervals in this section.
(2) Antifreeze check interval is every oil change or 500 hours or 6 months, whichever occurs first. The operator must use
a heavy-duty year-round antifreeze that meets the chemical composition of GM6038M. The antifreeze change interval
is 2 years or 2000 hours whichever occurs first. Antifreeze is essential for freeze, overheat, and corrosion protection.
(3) Follow the manufacturer’s recommended maintenance procedures for the starter, alternator, generator, batteries,
electrical components, exhaust brake, charge air cooler, radiator, air compressor, air cleaner, freon compressor, and
fan clutch. Refer to Procedure 203-001 (Component Manufacturers) in Section M.
Oil Drain Intervals
American Petroleum Insti-
tute Classification (API) European Classification
(ACEA) Engine Rating is 260Hp [194] or less
API CH-4/SJ ACEA E-5 500 hours or 6 months