MAINTENANCE PLAN 4.7.4 MAINTENANCE EVERY 10 HOURS OF OPERATION 4.7.5 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which the synthetic biodegradable oil type HEES is used) (Carry out these operations together with those to be performed every 50 HOURS, see “4.7.6 MAINTENANCE EVERY 50 HOURS OF OPERATION”). 4.7.6 MAINTENANCE EVERY 50 HOURS OF OPERATION 4.7.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION (Operations to be carried out together with those prescribed at point “4.7.8 MAINTENANCE EVERY 250 HOURS OF OPERATION”) 163 N. PART OPERATION PAGE a Joints Lubricate 180 N.
PART OPERATION PAGE a Hydraulic oil drain filter (Only for machines with synthetic biodegrad- able oil) Change 193 N. PART OPERATION PAGE a Radiator Check level 182 b Braking system Check oil level 182 c Propeller shafts Lubricate (6 points) 183 d Front axle joints and central coupling Lubricate (5 points) 184 e Front and rear wheels Check tyre pressure 184 f Electrical system Check 185 N. PART OPERATION PAGE a Front axle Change oil 197 b Rear axle Change oil 198 c Hydraulic transmission Change oil 199 d Hydraulic transmission filter Change 200 e Engine valves Check clearance 200 f Hydraulic oil drain filter Change 193