Service Interval Chart—Daily or 10 Hour, 50 Hour, 250 Hour, 400 Hour, 500 Hour and 1000 Hour

Item	Daily or 10 Hours	50 Hours	250 Hours	400 Hours	500 Hours	1000 Hours
Check Engine Oil	•
Check Transmission, Hydraulic, and Axle Oil Levels	•
Inspect Tires		•
Lubricate Hinge Pins		•
Lubricate Steering Pins (If Equipped)		•
Lubricate Rear Hitch Components (If Equipped)1		•	•
Check Manual Brakes2			•
Check Neutral Start System			•
Check Transmission PARK System			•
Lubricate Telescoping Drive Shafts			•
Lubricate PTO Drive Shaft (If Equipped)			•
Lubricate Heavy-Duty Gudgeon Bearings (If Equipped)			•
Lubricate Lower Drive Line Bearings			•
Lubricate Lift Cylinders and Rockshaft			•
Change Engine Oil and Filter3 (15 L Engine Only)				•
Replace Fuel Filters (15 L Engine Only)				•
Lubricate Vari-Cool™ Fan Drive (FT4/Stage IV Engines)					•
Change Engine Oil and Filter3 (9.0 and 13.5 L Engines Only)					•
Tighten Wheel and Weight Bolts					•
Inspect Drawbar Support and Cap Screws (Ag Tractors)					•
Clean Dual Beam Radar Sensor (If Equipped)					•
Replace Fuel Filters (9.0 and 13.5 L Engines Only)4					•
Inspect Air Intake System					•
Service Severe Duty Water Separator (If Equipped)					•
Lubricate HydraCushion™ Front Axle (If Equipped)5	•				•
Lubricate Rear Hitch Draft Sensor (If Equipped)					•
Back Flush Optional Fuel Water Separator (If Equipped)					•
Service Optional Fuel Water Separator Filter Element (If Equipped)					•
Replace Cab Fresh Air and Recirculation Filters6						•
Test Coolant Freeze Point6						•