Replacing A Worn Saw Chain - Oregon PS750-091 Manuel D'instructions Original

• Repeat for each depth gauge on the chain .
After setting the depth gauge, sharpen the
cutters:
• Place the chain file into the file guide .
• Align the file guide so that the correct top
plate filing angle marked on the file guide is
parallel to the chain (Fig . 29) .
FIG. 29
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 . 30) .
FIG. 30
• File back any damage on the chrome top or
side plates (Fig . 31) .
FIG. 31
Pole Saw Model PS750-091
Maintenance and Cleaning
• Keep all cutter lengths equal .
• After sharpening all cutters, use the file guide
to check the depth gauges again . Reset the
depth gauge if necessary .
• Replace the chain and replace the side cover .

Replacing a Worn Saw Chain

When the saw chain becomes cracked or has
broken teeth, or when it is stretched to the
FILE GUIDE
point that it cannot be kept at proper tension, it
must be replaced .
Wear gloves .
• Unplug the pole saw .
• Loosen the side cover release knob slightly,
but do not remove the side cover .
• Loosen the chain tensioning ring as far as it
will go .
• Loosen the side cover release knob and
remove the side cover .
• Remove the saw chain .
• Loop the new saw chain onto the drive
sprocket so that the cutting edges of the
teeth along the top of the bar face away from
the powerhead (Fig . 32) .
FIG. 32
23