Husqvarna 455 Rancher Operator's Manual page 24

2. Make sure that the front hand guard moves freely
and that it is attached safely to the clutch cover.
3. Hold the product with 2 hands above a stump or
other stable surface.
WARNING:
4. Let go of the front handle and let the guide bar tip fall
against the stump.
5. Make sure that the chain brake engages as the
guide bar tip hits the stump.
To do a check of the chain brake
1. Start the product. Refer to
page 13 for instructions.
WARNING:
chain does not touch the ground or other
objects.
2. Hold the product tightly.
3. Apply full throttle and tilt your left wrist against the
front hand guard to engage the chain brake. The
saw chain must stop immediately.
WARNING:
handle.
24
The engine must be off.
To start the product on
Make sure that the saw
Do not let go of the front
To do a check of the throttle trigger and
throttle trigger lockout
1. Make sure that the throttle trigger and throttle trigger
lockout move freely and that the return spring works
correctly.
2. Press down the throttle trigger lockout and make
sure that it goes back to its initial position when you
release it.
3. Make sure that the throttle trigger is locked at the
idle position when the throttle trigger lockout is
released.
4. Start the product and apply full throttle.
5. Release the throttle trigger and make sure that the
saw chain stops and stays stationary.
WARNING:
when the throttle trigger is in the idle
position, speak to your servicing dealer.
To do a check of the chain catcher
1. Make sure that there is no damage on the chain
catcher.
2. Make sure that the chain catcher is stable and
attached to the body of the product.
If the saw chain rotates
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