Jacobsen ZB Series, Safety, Operation And Maintenance Manual

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10 QUALITY OF CUT
NOTE:
The Arrow indicates direction of travel.
“Mismatched cutting units.” This problem is identi -
fied by the pattern shown, that of different height of
cut or the cut has a step appearance. When the cut -
ting units are set at different heights or the motors
turn at different speed, you will see this pattern.
Possible Cause Correction
The HOC is not set equally on all the units. Check and adjust the HOC on all cutting units to
same height. (Refer to Maintenance Section).
Difference in rotary cutting unit speeds. Check operation of the cutting motors, repair or re -
place as required.
Variation \ Miss matched. Match flail lengths or blades \ Replace Blades.
The difference in the mower ride height from side to
side.
Check and adjust the tire pressure.
(Refer to Maintenance Section.
Check and adjust the mower weight distribution.
TN1278
10.7 MISMATCHED CUTTER DECKS _________________________________________