F-550
Activity
Before use
During the season
Before storing
Check the engine oil level
yes
according to the engine operating manual
yes
Clean the engine air filter
check
every 10 hrs
yes
Washing
-
2x
yes
Removing impurities and cut vegetation remnants
-
after each cutting
yes
Sharpening the tool blades
check
as needed
yes
Checking the blade mounting
yes
immediately replace if damaged
yes
Checking the tightness of the work tool (blade)
yes
-
yes
Check the tightness of screw connections
yes
every 5 hrs.
yes
Lubrication
inspect condition
yes
Check V-belts
-
every 20 hrs.
yes
Table 6: Service intervals
2.5.7 Problems and troubleshooting
Problem
Cause
Solution
The work tool does not turn
Engine is not started
Start the engine
The drive clutch lever is not depressed
Depress the lever
The belt is loose
Adjust the tensioner
Broken belt
Replace the belt with a new one
Belt slid off
Seat the belt
Other defect
Contact the service centre
Machine does not move
Engine is not started
Start the engine
The drive clutch lever is not depressed
Depress the lever
The belt is loose
Adjust both tensioners
Broken belt
Replace the belt with a new one
Belt slid off
Seat the belt
Other defect
Contact the service centre
Engine won’t start
No gasoline in the tank
Fill the tank with gasoline
Fuel supply is closed
Open the fuel supply
Other defect
Contact the service centre
Brake does not work
No axial clearance in cable, the cable is tight
Adjust the brake
The brake cam is stiff
Lubricate the cam
Lining is worn – brake cannot be adjusted
Contact the service centre
Machine cannot be stopped
The tensioner does not return
Lubricate
The wire in the Bowden cable is stiff, Bowden cable bent
Lubricate or replace Bowden cable, as necessary
Work tool cannot be stopped
The tensioner does not return
Lubricate
Control levers do not return
The wire in the Bowden cable is stiff, Bowden cable bent
Lubricate or replace Bowden cable, as necessary
Broken return spring
Replace with new spring
Other defect
Contact the service centre
Other defect
Contact the service centre
Table 7: Problems and troubleshooting
2.5.8 Storage
When storing for extended periods (e.g. after a season), clean the machine from all impurities and plant remnants. Prevent access of
unauthorized persons to the machine. Protect the machine against weather influences, but do not use air-tight protection due to increased
corrosion.
We recommend that you have the machine prepared for the upcoming season in one of the authorized service centres.
The service network is fully busy before the season.
We recommend, in particular:
To preserve worn places on the work tool.
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In highly dusty conditions, check and clean every hour!
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