To Replace The Impeller Shear Pins; To Examine The Tires; To Clear A Clogged Chute Deflector; To Replace The Scraper Bar - Husqvarna ST 224 Manual Del Usuario

B
5. Put the ON/OFF key in the ignition and connect
the spark plug cable to the spark plug.

To replace the impeller shear pins

The impeller shear pins protect the product from
damage. The impeller shear pins break if an object
comes into the moving parts.
CAUTION: Use only original equipment
shear pins supplied with the product.
1. If an impeller shear pin breaks, stop the engine
and wait for the moving parts to stop.
2. Remove the ON/OFF key and disconnect the
spark plug cable.
3. Align the hole in the impeller hub (A) with the
holes in the impeller shaft (B) and install a new
¼-20 shear pin (C).
4. Install a ¼-20 locknut (D) on the shear pin and
tighten.
694 - 003 - 07.11.2019
A B
C
D
A C
D
5. Put the ON/OFF key in the ignition and connect
the spark plug cable to the spark plug.

To examine the tires

• Keep the tires free of fuel, oil and chemicals to
prevent damage to the rubber.
• Keep the tires away from stumps, stones, ruts,
sharp objects and other objects which can cause
damage to the tires.
• Keep the tire pressure correct, see
data on page 24 .

To clear a clogged chute deflector

Do not unclog the chute deflector before the
following operations are made.
1. Release the auger engagement and the drive
engagement at the same time.
2. Wait 10 seconds to make sure that the augers
have stopped.
3. Stop the product.
4. Use the clean-out tool (at least 15" long, included
in some models) to remove the clog.
WARNING: Do not put your hands
into the chute deflector or inside the
auger housing.

To replace the scraper bar

1. Put the scraper bar (A) in a reversed position
when it is worn to the edge of the housing.
B
Technical
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