Husqvarna ST 424 Manual De Usuario página 24

7. Install the auger belt (B) on the engine pulley (A).
Make sure that the belt is put correctly around the
idler pulley and installed correctly in the engine
pulley groove.
8. Install the cable cover (F) and the 5/16" nut on the
frame.
9. Operate all controls to make sure that the auger
belt is installed correctly and that all components are
moving correctly.
To adjust the auger belt tension
Note:
An assistant is necessary to do this task.
1. Remove the belt cover. See
replacement of the belts on page 22 .
2. Loosen the idler pulley nut (A). (Fig. 93)
3. Move the idler pulley (B) in the direction of the auger
belt to increase the belt tension. Move it away from
the auger belt to decrease the belt tension.
4. Tighten the idler pulley nut (A).
5. Have the assistant stay 3 m (10 feet) in front of the
product to monitor the movement of the auger.
6. Push and then release the auger engagement to
start and stop the auger.
7. Measure the time for the auger to stop moving. If the
auger stops after more than 5 seconds, release the
belt tension.
8. When the auger stops moving after less than 5
seconds, install the belt cover. See
cover on page 23 .
To adjust the auger control cable
1. Remove the cable cover on the right hand side of the
frame (D). (Fig. 94)
2. To remove slack from the auger control cable,
unscrew the bottom jam nut (B) and tighten the
top jam nut (B) until the auger belt tension has
increased.
3. Retest the auger engagement. Repeat adjustment
as needed until only a small amount of slack remains
in the cable when the lever is disengaged.
4. Tighten the bottom jam nut to lock in the tension.
Note:
You may also tension the auger belt by
adjusting the idler pulley as a secondary option.
If the adjustment does not resolve the problem,
24
To prepare for
To install the belt
replace the auger belt. See
on page 23 .
To adjust the release cable of the
discharge chute
1. To adjust the release cable, turn the cable adjuster
until the release lever of the discharge chute does
not move freely. (Fig. 95)
To adjust the left and right discharge
chute cables
1. Put the discharge chute lever in the center position.
2. Turn the cable adjusters until the discharge chute
points straight forward, and the cables are tight. (Fig.
96)
3. Loosen the cable adjusters ¼ turn to make the
cables less tight.
To remove the wheels
1. Remove the wheel pin (A) and the retainer pin (B).
2. Remove the wheel from the axle (C). (Fig. 97)
To adjust the tension of the continuous
tracks (for ST 424T/427T/430T only)
Note:
Tools that are necessary for this task: a 9/16"
deep socket, a 9/16" wrench and a 5 kg (10 lbs) weight.
1. Loosen the locking screw (A) 1 turn.
2. Remove the rear locknut (B) to give access to the
adjustment nut. (Fig. 98)
3. Put a 5 kg (10 lbs) weight (C) on top of the
continuous track, in the center between the 2
wheels.
4. Turn the adjustment nut (B) until the distance (D)
between the continuous track and the steel plate is
between 3.175 and 6.350 mm (0.125 and 0.250 in).
wide. (Fig. 99)
5. Attach the locking screw (A) and then the rear
locknut (B).
To clean the product
• Clean plastic parts with a clean and dry cloth.
• Do not use a high pressure washer to clean the
product.
• Do not flush water directly on the motor.
• Use a brush to remove leaves, grass and dirt.
To install the auger belt
876 - 019 - 05.10.2023