November 2008 Section 3 - Maintenance Inspections
MAINTENANCE INSPECTIONS
Document 57.0009.0427
5
GTH-4017EX GTH-4514EX GTH-4013EX
TABLE D
Every 500 working hours or every two months:
D-1 Visually check the smoke quantity evacuated from the engine exhaust.
D-2 Check the tightening of the engine fixing screws.
D-3 Check the tightening of the cab fixing screws.
D-4 Check the backlash between pins and bushings in all joints.
D-5 Change the hydraulic oil filter cartridge on the return line to the tank.
D-6 Have the hydraulic system checked by a skilled technician.
D-7 Change the main cartridge of the engine air filter.
D-8 Change the engine oil filter and fuel filter (every 500 working hours or once an year)
D-9 Clean the air filter in the cab.
D-10 Change the oil in the differential gears.
D-11 Boom chain tensioning (GTH 4017EX, GTH 4514EX)
TABLE E
Every 1000 working hours or every six months:
E-1 Change the safety element of engine air filter.
E-2 Change the oil in the power divider gearbox.
E-3 Change the oil in the four wheel reduction gears.
E-4 Change the hydraulic oil and inner hydraulic oil filter.
TABLE F
Every 2000 working hours or every year:
F-1 Change the engine coolant.
TABLE G
At 6000 working hours or 5 years and, subsequently, every 2 years:
G-1 Check that the structure is intact paying a special attention to the welded supporting joints and the boom
pins.
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