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MAINTENANCE
• Turn adjusting screw (A) counterclockwise to increase oil volume,
clockwise to decrease oil volume. When the screw touches stopper and
stops, this position indicates maximum discharge volume. (13 mL/min at
7,000 RPM).
• Do not turn the adjusting screw beyond the maximum or minimum limit of
volume adjustment.
Oil Filter
• Check periodically.
• Do not allow dust to enter into oil
tank.
• A clogged oil filter (A) will affect
the normal lubricating system.
1.
Remove the oil cap (B) and pull
oil filter (A) out through oil port,
and inspect filter.
2.
If the filter is dirty, wash it in
gasoline or replace it as
follows:
3.
Do not remove the wire coil clamp to remove the oil filter (A). Pinch the
filter with the fingers on one hand and the line with the other hand. Pull
and twist slightly to separate.
4.
Install the new oil filter (A) with the reverse action.
5.
When the inside of the tank gets dirty, rinse the tank out with gasoline to
clean it.
Guide Bar
1.
Clean before using.
2.
Clean the groove of the guide
bar (A) with a small
screwdriver.
3.
Clean oil holes (B) with a wire.
4.
Invert guide bar periodically.
5.
Clean the guide bar mount area
before installing the guide bar.
48
A
B
© 09/2022 ECHO Incorporated
CS-4920
A
B
B
X7503352100
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