Husqvarna PG 400 Petrol Operator's Manual page 14

Maintenance
Examine the air filter.
Clean the air filter.
Replace the air filter.
Examine the spark plug.
Replace the spark plug.
To clean the product
• Always clean all the equipment after use.
• Do not use a high-pressure washer to clean the
product.
• Keep the air openings clean and clear to make
sure that the product always has sufficiently cool
temperature.
Note:
Do not use compressed air to clean below the
grinding head.
To do a check of the oil level
CAUTION:
a low oil level can cause damage to the
engine.
1. Stop the engine. Refer to
page 13 .
2. Put the product on level ground.
3. Remove the oil tank cap.
4. Clean the oil from the dipstick that is attached to the
oil tank cap.
5. Put the dipstick in the oil tank. Do not tighten it.
6. Pull the dipstick out and read the oil level.
A
B
C
a) If the oil level is low (A), fill with engine oil and do
a check of the oil level again. For correct oil type,
Technical data on page 18 .
refer to
1
Clean more frequently if the product is used in dirty areas.
14
Each use
X
To operate the product with
To stop the product on
First month Each 3
or after 20 months or
h 50 h
1
X
b) If the oil level is high (C), do not fill with more
engine oil. The oil level must be between (A) and
(B).
7. Tighten the oil tank cap correctly before you start the
engine.
To replace 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 easier to drain.
WARNING:
directly after the engine stops. Let the
engine become cool before you drain the
engine oil. If you spill engine oil on your skin,
clean with soap and water.
1. Put the product on level ground.
2. Put a container below the oil drain plug.
3. Remove the oil tank cap, the oil drain plug and the
washer.
Note:
Discard the washer.
4. Tilt the product and let the oil run out into the
container.
5. Put the engine in level position and fill the oil tank
with recommended oil. Refer to
oil level on page 14 and Technical data on page 18 .
6. Install a new washer, the oil drain plug and tighten
the oil tank cap.
To examine the air filter
CAUTION:
without an air filter or with a damaged air
filter.
Each 6 Each year
months or or 300 h
100 h
X
X
X
Engine oil is very hot
To do a check of the
Do not use a product
883 - 004 - 20.12.2023