SPIDER MINI - Page 50

Operation manual – Spider MINI
50 / 53 rev. 02-01-10-2011
Overheated hydraulic oil
Let the mower cool down and
clean the space around the
hydraulic pump for better cooling
Mowing blade clutch slips
Dirty functional surfaces of clutch
Clean
Clutch worn out excessively
Replace worn components
Clutch damaged by hitting a firm
obstacle
Check the blade hub and replace
if necessary.
Clutch does not stop the blade
Dirty functional surfaces of clutch.
Clean
Block clutch disengagement
mechanism
Check and clean.
Clutch worn out excessively
Replace worn components
Clutch makes noise
Dirty functional surfaces of clutch.
Clean
Clutch loose on the crankshaft or
loose blade.
Tighten and glue fastening bolts
of clutch and blade
Worn clutch bearings
Check free turning of functional
components of the clutch. Replace
if necessary.
Mower vibrates when clutch
engaged.
Unbalanced or bent blade
Balance and sharpen blade,
replace if necessary
Damaged blade hub
Replace
Bent crankshaft
Contact authorized service
Insufficiently tightened blade
Glue and tighten blade bolts
Mower pivots around vertical axis
while driving
Unevenly inflated tyres
Check tyre pressure
Wrong wheel geometry
Check and adjust geometry
Bad mowing quality
Overgrown, wet or tall grass
Mow grass max. 3x higher than
the selected height of cut. Let the
grass dry before mowing.
Blunt or worn mowing blade
Sharpen or replace the blade
Low engine RPM
Check engine RPM in an
authorized service centre
High driving speed
Slow down
Clogged mower deck
Clean
Engine brake does not work when
EMERGENCY STOP button is
pressed
Dirty surfaces of the lever
mechanism
Clean and lubricate
Mechanically damaged brake
mechanism.
Check in an authorized service
centre.
Engine brake excessively worn
Replace in an authorized service
centre.