brielmaier S250 - Page 97

Brielmaier Motormäher GmbH Troubleshooting | 8
BA Motor mower S250 (Version 2021/09) 97
Mowing unit faults
Fault description Possible cause Remedy/measures Personnel
Cutting performance is
reduced, blades rattle,
further problems with the
blades
Blade damaged Straighten blade, replace
blade if necessary
User
Clippings are clamped
between upper and lower
blade
Mower blade is blunt Sharpen mower blade,
replace mower blade if
necessary
User
Mower blade bent Straighten mower blades User
Blades do not align Straighten blades User
Lower guide arms are bent Straighten lower guide
arms
User
Blade tips of the lower blade
work their way into the
blades of the upper blade
Upper blade is too far in
front of the lower blade
Bend upper guide arms
shorter
User
Rattling along the length of
the cutting unit
The pins of the lower
blade's guide blades are not
in the locating holes of the
lower blade guide arms
Unfold the upper guide
arms and insert the pins of
the guide blades into the
locating hole of the lower
blade guide arms
User
Blades do not lie on top of
each other
Blades or mower blade bent Check straightness of
mowing blades, straighten
mowing blades if necessary
User
Back of blade twisted
Guide arms spring out of the
pins of the lower blade
Guide arms are bent Straighten guide arms User
Replace the pin of the
lower blade if necessary
User
Snap the back of the blade Excessive speed Reduced speed User
Excessive play in the cutter
head
Check play in all relevant
components and remove if
necessary
User
Improperly fixed cutter
head
Properly fasten the cutter
head
User
Improper adjustment of the
blade guide
Adjust the blade guide
properly
User