Assembly; Operation - Husqvarna 525HF3S Bedienungsanweisung

injury or death. Do not change the product. Always
use original accessories.
• If the maintenance is not done correctly and
regularly, there is an increased risk of injury and
damage to the product.
• Only do the maintenance as this operator's manual
recommends. Let an approved Husqvarna service
agent do all other servicing.
Introduction
WARNING: Read and understand the safety
chapter before you assemble the product.
To install the cutting unit
1. Loosen the screw on the cutting unit (A).
Introduction
WARNING: Read and understand the safety
chapter before you use the product.
To do before you operate the product
• Examine the work area and remove loose objects.
• Do a check of the cutting unit. Refer to
check of the blades and blade guard on page 7 .
• Make sure that the gear housing is correctly
lubricated.
• Make sure that the safety devices of the product
operates correctly. Do not use the product without all
safety devices installed correctly.
• Make sure that all screws and nuts are tight.
• Make sure that all covers are attached correctly and
not damaged before you start the product.
• Make sure that the cutting unit stops when the
engine is at idle speed.
Fuel
This product has a two-stroke engine.
8

Assembly

B
C
A

Operation

To do a
• Let an approved Husqvarna service agent do
servicing on the product regularly.
• Replace damaged, worn or broken parts.
2. Put the shaft in the cutting unit. Align the screw (A)
with the hole in the shaft.
CAUTION: Make sure that the drive
shaft (C) engages with the gear in the
cutting unit.
3. Tighten the screw (A) with your fingers. Make sure
that screw (A) goes into the hole in the shaft.
4. Tighten the screw (A) fully.
5. Tighten the screw (B) fully.
CAUTION: Incorrect type of fuel can result in
engine damage. Use a mixture of gasoline
and two-stroke oil.
Premixed fuel
• Use Husqvarna premixed alkylate fuel of a good
quality, for best performance and extension of the
engine life. This fuel contains less harmful chemicals
compared to regular fuel, which decreases harmful
exhaust fumes. The quantity of remains after
combustion is lower with this fuel, which keeps the
components of the engine more clean.
To mix fuel
Gasoline
• Use good quality unleaded gasoline with a maximum
of 10% ethanol contents.
CAUTION: Do not use gasoline with an
octane grade less than 90 RON/87 AKI.
Use of a lower octane grade can cause
engine knocking, which causes engine
damages.
1118 - 001 - 05.09.2019