Husqvarna ST 427 Bedienungsanleitung Seite 19

Maintenance
Do a check of
the tire pressure
(only ST
427/430 )
Inspect and re-
place the spark
plug before use
at the start of a
season and at
recommended
interval
Note:
The gearbox does not need maintenance.
To do a general inspection
• Make sure that all nuts and screws on the
product are tightened correctly.
Oil change reminder
The oil change reminder (A) is a function that points
out that an oil change is necessary. The oil change
reminder lights up the oil can symbol on the display
after 20 hours of operation. The oil can symbol is
then on for 2 hours or until a manual reset is done.
(Fig. 75)
To reset the oil change reminder
1. Turn the ON/OFF key to the ON position, and
keep it in the ON position for 1 second.
2. Turn the ON/OFF key to the STOP position, and
keep it in the STOP position for 1 second.
3. Do this procedure 4 more times.
To do a check of the oil level
CAUTION:
do damage to the engine. Do a check of
the oil level before you start the product.
1. Put the product on level ground.
2. Remove the oil tank cap with the attached
dipstick.
3. Clean the oil from the dipstick.
4. Put the dipstick fully into the oil tank to give a
correct picture of the oil level.
5. Remove the dipstick.
6. Examine the oil level on the dipstick.
7. If the oil level is low, fill with engine oil and do a
check of the oil level again.
876 - 014 - 19.05.2021
At 15 hour inter-
Daily
vals
A too low oil level can
At 20 hour inter- At 40 hour inter-
vals
To replace the engine oil
1. Run the engine a few minutes to make the oil
warm. Warm oil flows better and includes more
contaminants.
WARNING:
hot. Avoid skin contact with the used
engine oil.
2. Put the product on level ground.
3. Remove the ON/OFF key.
4. Put a container below the oil drain plug.
5. Remove the oil drain plug, tip the product and
drain the used oil in the container.
6. Put the product back to the operating position.
7. Install the oil drain plug and tighten it by hand.
8. Fill the engine with oil, see
oil on page 16 .
To lubricate the product
• Lubricate the pivot points (A) with oil.
• Lubricate the engine (B) with oil.
• Lubricate the interlock catches (C) with a small
quantity of lithium grease.
• Lubricate the cable connections for the drive and
auger levers (D) with oil. (Fig. 76)
Battery
To start with a dead battery
Note:
Battery power is necessary to run the fuel
pump for the EFI system.
If the battery power is too low, do 1 of these steps:
• Charge the battery, refer to
on page 20 .
• Connect the product to an external power
source, such as the battery to a different vehicle .
At 100 hour in-
vals tervals
X
The engine oil is
To fill the engine with
To charge the battery
19