Husqvarna ST 224 Operator's Manual page 14

If you are uncertain, ask a licensed
electrician.
1. Insert the ON/OFF key (A) into the ignition slot
until it clicks. Do not turn the key. (Fig. 60)
2. Slide the control lever (B) to the ON position.
3. Put the throttle control (C) to the FAST position.
a) If the engine is cold, slide the choke lever (D)
to the FULL position.
4. Push the primer (E) three times.
CAUTION:
the engine. It can prevent the engine
from starting. If the engine is over
primed, wait a few minutes before
trying to start and do not push the
primer.
5. Connect the extension cord to the connector on
the engine (F).
6. Connect the other end of the extension cord into
a three-hole grounded 230 V A.C. receptacle.
7. Push the electric start button (G) until the engine
starts.
CAUTION:
engine more than five continuous
seconds between each time you try
to start. Wait 1 minutes between
each try.
8. If the choke was used to start the engine, release
the electric start button and slowly move the
choke (D) to the OFF position.
9. Disconnect the extension cord from the
receptacle first and then from the engine.
10. Run the engine 2-3 minutes at idling speed
before you start to throw snow.
To operate the product
CAUTION:
snow or water to lubricate the auger
blades. Incorrect use can cause high
temperatures in the auger blades,
especially if the product is new. This can
cause damage to the auger blades and
scraper bar.
CAUTION:
drive or auger levers for an extended
period of time; this can lead to premature
wear or burning of the belts.
Note:
When both the drive engagement and auger
engagement are engaged, the drive engagement will
lock the auger engagement in position. Use the right
hand to control the snow discharge chute.
14
Do not over prime
Do not crank the
Do not operate without
Do not partially engage
Note:
Do not change the speed when the drive
lever is engaged. This can cause damage to the
transmission.
1. To engage the auger blades, push the auger
engagement (A) to the handle to engage the
auger and throw snow. (Fig. 61)
2. Raise the drive speed control lever (B) from the
middle position to make the product move
forward when the drive engagement (C) is
engaged. Do not change the speed when the
drive lever is engaged. This can cause damage
to the transmission.
3. Lower the drive speed control lever from the
middle position to make the product move
rearward when the drive engagement is
engaged. (Fig. 62)
4. To make the product move in the selected
direction, hold the drive engagement (C) against
the handle .
5. If the product has power steering, hold the left
steering trigger (D) to turn left. Hold the right
steering trigger to turn right. (Fig. 63)
To stop the product
1. Move the ON/OFF switch to the OFF position (if
equipped).
2. Remove the ON/OFF key.
To use the throttle control
• Slide the throttle control (A) to change the
amount of fuel used. Always operate the engine
at full throttle. (Fig. 64)
To use the fuel switch
• Slide the fuel switch (A) to open or close the fuel
valve. Operate the product with the fuel switch in
the OPEN position. (Fig. 65)
To use the choke control
• Slide the choke (A) to open or close the choke
valve. Use the choke to start a cold engine. (Fig.
66)
To adjust the skid plates
The skid plates prevent damage to the bottom of the
snow thrower. Adjust the skid plates (A) when the
locknut (B) is loose, or the skid plate is not at the
correct distance from the ground. No adjustment is
necessary for standard installation.
1. Loosen the locknut (B) with a 13 mm (½ in.) open
wrench.
2. Move the skid plates (A) up or down.
a) On flat surfaces set the distance between the
scraper bar and the ground to 5-6 mm
(0.2-0.25 in).
1481 - 005 - 18.05.2021