Echo QV-680 Instruction Manual - page 10
8
QV-680
WARNING
• After choke control knob is pulled and then
knob is returned to original position,
throttle remains a little open (latch
condition).
• If engine is started in this latch condition,
chain starts to turn. Do not start engine
before chain brake is locked.
CAUTION
• After starting the engine, squeeze throttle
trigger slightly to release throttle latch and
pull front hand guard towards the operator
immediately.
(Chain brake unlocked position)
• Never use throttle latch for cutting.
• Use the chain brake only in starting or in
emergencies.
Safe starting techniques
CAUTION
Do not wrap starter rope around your hand
or wrist (in case of engine backfire). Pull the
handle to crank engine.
1. KNOW HOW TO STOP: Keep hold of the rear
handle, but release trigger and flick the switch to
“STOP.”
2. Hold the saw down securely on a flat surface
with bar and chain in the clear. After setting the
controls, hold the top of the front handle with
your left hand. Slide the toe of your right boot
through the rear handle to hold down the rear of
the system. Grasp the starter handle with your
right hand.
OPERATION (Pre-Ventilation Procedures)
NOTE
• Use short pulls, 1/2 to 2/3 rope length, when
pulling starting rope.
• Do not allow the starter handle to snap back
against the housing.
• Always hold the unit firmly.
Ignition switch
Choke
Start / Run
Throttle trigger
lockout
Throttle trigger
Lock chain brake
Starter handle
Unlock chain brake