Jacobsen AR3, Safety, Operation & Maintenance Manual

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JACOBSEN AR3
SAFETY, OPERATORS & MAINTENANCE MANUAL
11 TROUBLESHOOTING
11.2.7Mismatched Cutting Units
NOTE: Arrow indicates direction of travel.
Mismatched cutting units is a pattern of varying
cutting heights, resulting in a stepped cut
appearance, usually due to mismatched HOC
(height-of-cut) adjustment from one cutting unit to
another.
Probable Cause Remedy
HOC inconsistent from one cutting unit to another.
Check/adjust HOC on cutting units to same height.
(Refer to Parts & Maintenance Manual.)
Difference in rotary cutting unit speeds.
Check operation of rotary cutting motor(s) and repair/
replace as necessary.
Difference in mower ride height side to side.
Check/adjust tire inflation pressure. (Refer to Parts &
Maintenance Manual.)
Check/adjust for even mower weight distribution.