Maintenance Schedule Chart - Komatsu AX20 Operation & Maintenance Manual

30.

MAINTENANCE SCHEDULE CHART

Perform maintenance at intervals of months or operation hours, whichever occurs first
(#) Indicates Emissions-Related (EPA) Maintenance Service Items
First month or initial 200 hours service (only after the first one month)
Change oil in hydraulic tank, replace line filter, clean strainer, clean inside of tank
(#) Change oil in engine oil pan and replace engine oil filter cartridge (gasoline and diesel engines)
(#) Check, adjust engine intake and exhaust valve clearance
Tighten (retorque) engine cylinder head bolts
(#) Check air cleaner and replace element/filter if dirty
(#) Inspect and clean fuel filter sock ( not replaceable) (gasoline engine)
Change oil in TORQFLOW transmission case and clean TORQFLOW transmission strainer
Change oil in differential case (includes oil in transmission case on clutch-type lift trucks)
(#) Check spark plugs for burning of electrode, burning of insulator (gasoline & LP engines)
Check, adjust alternator belt (drive belt) tension
Tighten bolts and nuts (especially lug nuts [hub nuts], and overhead guard, load backrest and operator's
seat mounting bolts and nuts)
Complete "Check Before Operation" items in previous section of this manual
Every 2 weeks or every 100 hours service
Grease lift chain
Every month or every 200 hours service
Check wheel rims for deformation, cracking and damage
Check wheel bearings for play and abnormal noise
Check hydraulic cylinders for looseness, deformation, cracking, damage and wear
Check all piping/tubing/connectors for oil leakage, deformation or damage
Check operation of hydraulic cylinders
Check hydraulic drift of lift cylinder
Check hydraulic drift of tilt cylinders
Check movement of work equipment control lever(s)
Check forks and fork stopper for deformation, cracking, damage and wear
Check forks for unevenness and twisting
Check mast for deformation, cracking, damage and wear
Check mast roller for play
Check chain and chain wheel for deformation, damage, rust and poor lubrication
Check chain wheel bearing for play
Service Item (gasoline/LPG/diesel engines)
30. MAINTENANCE SCHEDULE CHART
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