153
TRACTOR MAINTENANCE 
STEPS PERFORMED EVERY 500 HOURS OF WORK 
Diesel particle filter maintenance  
Check the tension of V-belts  
Check the whole hydrostatic steering system for play 
Check the front axle pin for play  
Check the play adjustment of the clutch and brake pedals 
Check the function of the parking and foot brake 
Check the function of the brakes for the trailer 
Clean and lubricate the terminals of the battery with a thin layer of grease  
Check the tightness and function of the pressurized air system  
Check the function of the driver’s seat, lubricate the movable parts with grease 
 
STEPS PERFORMED OUTSIDE THE INTERVAL OF 500 HOURS OF WORK 
 
in a new tractor or tractor after a 
general overhaul 
 
hour counter reading 
100 
500 
1 000 
1 500 
2 000 
 2 500 
3 000 
subsequently after every …hours 
Check and adjust valve play    o      o   2000 
Check the opening pressure of injectors 
and the function of injection nozzles
 
     o  3000 
Replace the hydrostatic steering noz-
zles
 
              every 3500 hours or once every 4 years 
Check the toe-in of the front wheels      o    2000 
Calibrate the travelling clutches  o o o o o o   500