Husqvarna Z448 Operator's Manual page 19

WARNING:
tracking speed in an open area without
bystanders.
1. Do a check of the tire pressure. Refer to
pressure on page 19 .
2. Turn the tracking controls fully in. Refer to
Product overview on page 3 for the location of
the tracking controls.
3. Turn the tracking controls out 4 turns.
CAUTION:
can cause damage to the product.
4. Start the product.
5. Move the control levers forward fully and operate
the product at full throttle.
6. Turn the tracking control on the right side
gradually until the product starts to move right.
7. Turn the tracking control on the left side
gradually until the product starts to move straight
forward.
Tire pressure
Make sure to have the correct tire pressure on all 4
Technical data on page 28 .
tires. Refer to
To remove and install the front
wheels
1. Remove the nut and the bolt to remove the front
wheels from the forks.
2. Install in the opposite sequence. Torque the nut
and bolt to 50 ft-lbs / 67.8 Nm.
To adjust the anti-scalp rollers
The anti-scalp rollers keep the cutting deck in the
correct position on the ground and prevent lawn
scalping in most terrain conditions. The anti-scalp
rollers can be set in 3 positions for different lengths
of grass:
• Top position: 1.5–2.5 in. / 38–64 mm grass.
• Middle position: 2.5–4 in. / 64–102 mm grass.
• Bottom position: 4–5 in. / 102–127 mm grass.
2237 - 001 - 11.08.2023
Always adjust the
Tire
More than 4 turns
1. Park the product on level ground and stop the
engine.
2. Remove the nut, the bolt, the axle and the anti-
scalp roller.
3. Install the anti-scalp roller in one of the 3
positions.
CAUTION:
can become damaged if the anti-
scalp rollers are incorrectly adjusted.
The anti-scalp rollers must be
approximately 1/4 in. / 6.4 mm from
the ground.
To adjust the parallelism of the
cutting deck
This procedure will set the cutting deck in a standard
position.
1. Make sure that the tire pressure is correct. Refer
Tire pressure on page 19 .
to
2. Park the product on a level surface.
3. Turn the outer blade tips to align with the cutting
deck side to side.
WARNING:
cutting deck are sharp and can
cause injury. Use protective gloves.
4. Measure the distance between the ground and
the bottom of the blade tip on the discharge side
of the cutting deck. Make a note of the distance.
The cutting deck
The blades on the
19