Kellfri 35-FDM240, Manual

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32 Table of Contents
SERVICE INTERVAL MEASURE
Blades
Before each use Replace all defective blades. Sharp blades give better results.
When replacing blades, tighten bolts fully.
While operating Listen out for noises
After each use Check
Discs Before each use Replace all defective discs.
When replacing blades, tighten bolts fully.
While operating Listen out for noises
After each use Check
Bolts/nuts After one hour of operation Re-tighten all bolts and nuts.
Gearbox/cut-
terbar
Before each use Check oil level.
Before first operation First oil change.
300 operating hours or a minimum
of once a year Oil change
Rotor After 20 hours of operation Lubrication
Belts After one hour of operation Check and tighten the belt.
The belt should move 20 mm under pressure.
Hydraulics Before each use Check that all hoses are intact, connected and leak-proof.
The equipment After each use Wash off earth and grass with water.
Piston rods For extended storage, piston rods should be lubricated.
FAULT MEASURE
Rotary disc mower cuts unevenly or badly Check that the blades are intact and firmly in position.
Check the drive belts and tighten if necessary.
The cutting sound changes Check the tension of the drive belts.
Check that the blades are properly tightened.
Vibrations Check that the blades are properly tightened.
Hydraulics do not work Check hoses and connections
Accumulation of material on the rotary
disc mower Operating speed is too slow - increase speed.