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CS-303T OPERATION
© 08/2013 ECHO Inc.
X7503207802 21
Starting Warm Engine
Make sure the bar and chain are free from any obstruction
when starting the chain saw.
1. Ensure that there is fuel and chain oil in the tanks. (If fuel
tank was emptied during previous operation, refill tank and
push purge bulb 10 times.)
2. Move chain brake lever fully forward to lock chain brake
before starting.
3. Lay unit on a flat, clear area and keep bar and chain clear of
all obstacles.
4. Turn switch (A) to “RUN” position (I).
5. Pull starter handle.
6. Choke may be used if necessary, but be sure to push it back on first starting sound.
Note: If engine does not start after 5 pulls, use cold start procedure.
Note: Do not increase engine speed while chain brake is locked. Severe brake damage will result.
Running
The saw chain should not move at idle, otherwise serious
personal injury may result.
Note: If saw chain moves adjust carburetor according to
“Carburetor Adjustment” instructions in this manual, or see
your dealer.
1. After engine starts, allow it to return to idle and warm up
before using.
2. Move chain brake lever fully rearward to unlock chain brake.
3. Squeeze throttle control lockout then gradually squeeze throttle trigger to increase engine speed.
4. The chain starts moving when the engine reaches clutch engagement speed (see technical data page).
5. Confirm proper acceleration and lubrication of chain and bar.
6. Do not run the engine at high speed unnecessarily.
7. Be sure that saw chain stops moving when throttle trigger is released.
A