Chainsaw User Manual
MK CX-3  Revision 09/04, Effective Date September 17, 2004  Page 21 
MAINTENANCE AND TROUBLESHOOTING 
MAINTENANCE: 
1. New Maintenance:   
Perform the following after initial purchase and operation of the saw. 
2. Maintenance Following Use:   
The following maintenance should be performed following each use. Use Light oil, such as WD-40 or 3 in 1 
when lubricating parts. 
NOTE: Due to the material used in the Blade and Shaft, it is critical that Steps C and D be performed. 
(B) 
Check Air Filter for cleanliness 
(See Maintenance section if dirty) 
(E) 
Lubricate the Pointer Wheel 
Assembly 
(B) 
Check and adjust tension on all V-
belts following 1
st
 48 hours of 
operation (See V-belt Inspection) 
(D) 
Lubricate the pivot point of the 
Pointer Assembly 
(A) 
Change engine oil after 1
st
 month or 
1
st
 20 operating hours (See Engine 
Oil Change) 
Change Oil 
(A) 
Shutdown the Engine 
(See Normal Engine Shutdown) 
(C) 
Lubricate the Grease fitting 
Inspect 
V-
b
el
t
Engine Off 
Air Filte
r
Grease 
Fittin
g
(F) 
Lubricate the Cooling Supply Valve
Pointer 
Wheel
Cooling 
Supply Valve
Pivot 
Poin
t
Pointer 
Assembly 










