Mismatched Cutting Units - Jacobsen R-311 Operation Manual

5.8

MISMATCHED CUTTING UNITS ______________________________________________

NOTE: Arrow indicates direction of travel.
Probable Cause
HOC inconsistent from one deck to another.
Difference in blade speeds.
Difference in deck ride height side to side.
Decks not level.
Deck rake not set.
Mismatched decks is a pattern of varying cutting heights,
resulting in a stepped cut appearance, usually due to
mismatched HOC (height-of-cut) adjustment from one
deck to another.
TN1278
Check/adjust HOC on decks to same height. (Refer to Parts &
Maintenance Manual.)
Check operation of rotary cutting motor(s) and repair/replace as
necessary.
Check/adjust tire inflation pressure. (Refer to Parts & Maintenance
Manual.)
Level decks. (Refer to Parts & Maintenance Manual.)
Adjust decks so that front of blade is 1/8 in. (1.25 mm) lower than
rear of blade. (Refer to Parts & Maintenance Manual.)
QUALITY OF CUT
Remedy
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