15
491s
OPERATION
Ignition switch
Chain brake
Starter handle
Unlock chain brake
Throttle trigger
Choke
Throttle trigger
lockout
WARNING
• After choke control knob is pulled and
then knob is returned to original position,
throttle remains a little open (fast idle latch
condition).
• The chain will attempt to move when
engine is started with fast idle throttle latch
engaged.
• Do not start engine before chain brake is
locked.
CAUTION
• After starting the engine, immediately
squeeze and then release throttle trigger
for disengaging throttle latch and returning
engine to idle, and pull front hand guard
towards the operator immediately.
(Chain brake unlocked position)
• Never use fast idle throttle latch for cutting.
Use the fast idle throttle latch only in
starting.
• Use the chain brake only in starting or in
emergencies.
Summary of Contents for 491s
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