Sharpening The Line Cutting Blade - Oregon ST275 Original Instruction Manual

OREGON® Cordless Tool System
TRIMMER/EDGER MODEL ST275
• Remove the grass wrap protector from
the trimmer head (Fig 33)
FIG. 33
• Insert the new grass wrap protector
• Remove the cover and the spool from
the new trimmer head, as described in
"Disassembling the trimmer head"
• Place the new trimmer head, without
the spool and cover, onto the spindle
and turn clockwise two or three turns to
start threading the trimmer head onto
the spindle (Fig 34)
FIG. 34
• Insert the screwdriver into the slot on
the spindle
• Hold the screwdriver steady to prevent
the spindle from turning, then turn the
trimmer head clockwise until it is hand
tight
• Reassemble the trimmer head as
described in "Reassembling the trimmer
head"
• Load trimmer line as described in
"Replacing trimmer line"
AA 1013 - F/N 564572
MAINTENANCE AND CLEANING
SHARPENING THE LINE
CUTTING BLADE
It is recommended that an OREGON®
Service Dealer sharpen the line cutting
blade, but it can also be sharpened by
the operator
Line cutting blade sharpening requires a
flat file
After collecting the file, wear gloves and
eye protection and remove the battery
• Lay the trimmer on its side with the
line cutting blade on top and face the
bottom of the trimmer head (Fig 35)
• Place the file against the cutting edge of
the line cutting blade (1)
• Push the file down and to the right,
removing material from the cutting
edge (2)
FIG. 35
• Repeat until the line cutting blade is
sharp
(2)
(1)
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