Husqvarna 33RJ 用户手册

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页码 36
MAINTENANCE
English
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 25
Oiling the air filter
Always use special filter oil. Filter oil contains a solvent to 
make it spread evenly through the filter. You should therefore 
avoid skin contact.
Put the filter in a plastic bag and pour the filter oil over it. 
Knead the plastic bag to distribute the oil. Squeeze the 
excess oil out of the filter inside the plastic bag and pour off 
the excess before fitting the filter to the machine. Never use 
common engine oil. This would drain through the filter quite 
quickly and collect in the bottom.
Spark plug
The spark plug condition is influenced by:
Incorrect carburetor adjustment.
An incorrect fuel mixture (too much or incorrect type of 
oil).
A dirty air filter.
These factors cause deposits on the spark plug electrodes, 
which may result in operating problems and starting 
difficulties.
If the machine is low on power, difficult to start or runs poorly 
at idle speed: always check the spark plug first before taking 
any further action. If the spark plug is dirty, clean it and check 
that the electrode gap is 0.020 inch (0.5 mm). The spark plug 
should be replaced after about a month in operation or 
earlier if necessary.
CAUTION!  Always use the recommended spark plug type! 
Use of the wrong spark plug can damage the piston/cylinder. 
Check that the spark plug is fitted with a suppressor.
Note: Use only HUSQVARNA replacement parts. Use of 
other brands of replacement parts can cause damage to 
your unit or injury to the operator or others. Your warranty 
does not cover damage or liability caused by the use of 
accessories and/or attachments not specifically 
recommended by HUSQVARNA.