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When adjusting, take the following steps:
Be sure to adjust the carburettor with the bar chain
attached and the unit turned off.
Stop engine and screw in both H and L needles until
they stop. Never force. Then set them back the initial
number of turns shown below.
o H needle: 1±3/8
o L needle: 1
3
/4±1/4
Start engine and allow it to warm up at half-throttle.
Carburettor Antifreeze Mode
Operating the chain saw in temperatures of
0-5°at times of high humidity may result in ice
forming within the carburettor, and this in
turn may cause the output power of the
engine to be reduced or for the engine to fail
to operate smoothly.
This product has accordingly been designed with a ventilation
hatch the back of the air cleaner cover to allow warm air to be
supplied to the engine to prevent icing from occurring.
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