Oregon PS250 Manual De Instrucciones página 29

IMPORTANT: Sharpen in one direction only,
from inside to outside. Never sharpen with
a back-and-forth motion.
• File from the inside surface of the depth
gauge to the outside (Fig 35)
FIG. 35
INSIDE
• Remove the depth gauge tool
• After lowering, always file off the front corner
of each depth gauge parallel to its original
rounded or ramped shape (Fig 36)
FIG. 36
• Repeat for each depth gauge on the chain
After setting the depth gauge, sharpen the
cutters:
• Place the chain file into the file guide
Pole Saw Model PS250
Maintenance and Cleaning
• Align the file guide so that the correct top
plate filing angle marked on the file guide is
parallel to the chain (Fig 37)
FIG. 37
OUTSIDE
ROUND FILE
• Sharpen cutters on one side of the chain first
Make 3-4 strokes with the file from the inside
of each cutter to the outside Use the same
number of strokes on each cutter Then, turn
the pole saw around and repeat for cutters on
the other side of the chain (Fig 38)
FIG. 38
• File back any damage on the chrome top or
side plates (Fig 39)
FIG. 39
• Keep all cutter lengths equal
FILE GUIDE
29