0458-494-0121-A
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9 Checking the Water Pump
► Pull the starter grip slowly with your right hand until you
feel it engage.
► Pull the starter grip quickly and allow the starter rope to
rewind several times until the engine runs.
► If the engine does not start: Prepare the engine for the
start and then try again to start the engine.
8.4 Stopping the Engine
► Turn the throttle lever (1) counterclockwise as far as stop.
The engine runs at idling speed.
► Depress the stop switch (2).
The engine stops.
If the engine does not stop:
► Move the choke lever to position .
The engine stops.
► Do not use your water pump and contact your STIHL
servicing dealer for assistance.
The stop switch is defective.
9.1 Checking the Controls
► Start the engine.
► Depress the stop switch.
The engine stops.
► If the engine does not stop:
► Move the choke lever to position .
The engine stops.
► Do not use your water pump and contact your STIHL
servicing dealer for assistance.
The stop switch is defective.
10.1 Adjusting Carburetor for Operation at High
Altitude
If you use the water pump at high altitude, the engine will not
deliver optimum power. The carburetor setting can be
adjusted to obtain optimum engine power.
► Start the engine.
► Warm up the engine by opening and closing the throttle for
about 1 minute.
NOTICE
The engine may overheat if the water pump is used after
returning to a low altitude.
► Carry out the standard setting.
► Rotate the high speed screw (H) clockwise until the
engine delivers optimum power.
9 Checking the Water Pump
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0000-GXX-5890-A0
10 Working with the Water Pump
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