MK MK-2013HE GX390, Owner'S Manual & Operating Instructions

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MK-20 SERIES MAINTENANCE
Weekly (50 hours) and Monthly (200 hours)
The following should be performed monthly. Items should be lubricated using waterproof grease.
(A)
Change engine oil every 100 hours.
Refer to Engine Manual for details.
(B)
Lubricate the Blade Shaft Bearings
(Monthly).
(C)
Clean engine Air Filter weekly and
replace monthly. Refer to Engine
Manual for details.
(D)
Clean Spark Plug Weekly and re-
adjust Spark Plug monthly. Refer to
Engine Manual for details.
(E)
Clean and lubricate the Blade Shaft.
(F)
Clean and lubricate the Blade Re-
taining Bolt.
Definitive information on engine maintenance is contained in the engine manual
provided separately. Perform all maintenance procedures as recommended by the
Engine Manual.
NoTE:
(D)
Lubricate the zerk fitting on each
wheel.
(E)
Lubricate the Cooling
Supply Valve.
(F)
Verify the tightness of all bolts and
screws. Clean the saw (except the
engine) with soap and water.