Husqvarna Z448 Operator's Manual page 21

3. Remove the 2 fan covers.
4. Do the steps that follow from below the product.
a) Remove the clutch stop to get access to the
pump belt.
b) Loosen the nuts on the eye bolt to decrease
the tension in the pump belt.
c) Remove the pump belt from the engine and
the pump pulleys.
To install the pump belt
1. Loosen the nuts on the eye bolt to decrease the
tension in the pump belt.
2. Put the pump belt around the right and left pump
pulleys.
3. Put the pump belt around the engine pulley.
4. Install the clutch stop.
5. Turn the nut on the eye bolt on the idler pulley to
adjust the tension of the pump belt. The length of
the spring must be 1.38–1.50 in.
6. Install the fan covers.
7. Install the deck belt. Refer to
belt on page 20 .
To do a check of the engine oil level
1. Park the product on level ground and stop the
engine.
2. Pull open the operator cushion to get access to
the engine.
3. Loosen the dipstick and pull it out.
4. Clean the oil from the dipstick.
5. Put the dipstick in the hole for the dipstick and
tighten it.
2237 - 001 - 11.08.2023
To install the deck
6. Loosen and pull the dipstick out and read the oil
level.
7. The oil level must be between the marks on the
dipstick. If the level is near the ADD mark, fill oil
to the FULL mark.
8. Fill the oil through the hole for the dipstick. Fill
the oil slowly.
Note:
Technical data on page 28
Refer to
for the types of engine oil that Husqvarna
recommends. Do not mix different types of oil.
9. Tighten the dipstick fully before you start the
engine.
To replace the engine oil
If the engine is cold, start the engine for 1–2 minutes
before you drain the engine oil. This makes the
engine oil warm and faster to drain.
WARNING:
engine for more than 1–2 minutes before
you drain the engine oil. The engine oil
becomes very hot and can cause burn
injuries. Let the engine become cool
before you drain the engine oil.
WARNING:
your body, clean with soap and water.
1. Park the product on level ground and stop the
engine.
2. Engage the parking brake. Refer to
and disengage the parking brake on page 12 .
3. Remove all dirt around the oil tank cap.
4. Remove the oil tank cap and the dipstick.
Do not operate the
If you spill engine oil on
To engage
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