Owners Manual v.3 User guide
4 INCH CHIPPER
15
ENGLISH  
SERVICE & MAINTENANCE
WARNING
BEFORE INSPECTING OR SERVICING ANY PART OF THIS MACHINE, SHUT OFF POWER SOURCE AND MAKE SURE 
ALL MOVING PARTS HAVE COME TO A COMPLETE STOP.
To remove the chipper blades:
1.  Remove the retaining bolt that holds the access cover 
2.  Tilt access cover over to allow rotor access. Rotate 
the rotor so that the bolts holding a chipping blade are 
most accessible. 
3.  
have two edges per blade and can be reversed one 
4.  Reinstall chipping blades and proceed with chipping.
5.2 CHIPPER BLADE MAINTENANCE
WARNING
       
Figure 5.2, Sharpening the chipper blades
Figure 5.1, Rotor access cover
5.3 REMOVING THE BLADES
5.4 SHARPENING THE BLADES
NICK GREATER 
THAN 1/8”
CRACK 
GREATER 
THAN 1/8”
BROKEN 
CORNER
CHIPPING 
SLOT
NEW
BLADE
CHIPPER
DISC
BLADE IS
TOO SHORT,
MUST BE
REPLACED
CHIPPER
DISC
CHIPPING 
SLOT
CHECK THE SHARPNESS OF THE BLADES EVERY 
5 - 15 HOURS OF OPERATION AND SHARPEN AS 
NEEDED. 
• 
chipper.
• 
•       
       
• 
 
           
 
blades. This will cause the edge to roll and the blade will 
 
 
become overheated and change color. This will remove 
the heat-treated properties.
 
45°
.25
MOUNTING SURFACE 
(DO NOT GRIND)
MOUNTING SURFACE 
(DO NOT GRIND)
SHARPENED 
SURFACE
SHARPENED 
SURFACE










