Husqvarna ProFlex 21 用户手册

English-

31

1) First change after 8 hours. When operating with a heavy load or at high ambient temperatures, replace 
every 50 hours.
2) Maintenance and replacement are required more often in dusty conditions.
3) The Rider should be lubricated twice weekly with daily use.
4) Performed by an authorised service workshop.

Check/adjust the cutting height 

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●

Check/adjust the parking brake

●

●

Inspect the flame arrester/spark 
extinguisher (extra equipment)

-

❍

❍

Replace the hydraulic oil filter 
(every 200 hours) 

●

●

Replace the engine oil filter 
(every 200 hours) 

●

●

Clean/replace the spark plugs 

●

●

Change the inline fuel filter 42

●

●

Clean the pulse air filter

●

●

Clean the cooling fins -

❍

❍

Check the play on the engine 

valves 

4)

 

-

❍

❍

Check to see if the oil needs chang-

ing 

4)

 or the filter needs changing 

4)

 

in the gear box (every 500 hours) 

-

❍

❍

Replace the air cleaner’s pre-filter 

(Oil-foam)

2)

 

●

●

Replace the air filter (paper filter) 

2) 

(every 200 hours) 

●

●

Perform the 300-hour service 

4

) 

-

❍

❍

● = Described in this manual. 

❍ = Not described in this manual.