Performing Post Run-Up Adjustments; Adjusting Knife And Guards - MacDon FFT FD75 Assembly Instructions Manual

The header knife drive is driven by the adapter-mounted hydraulic pump. The following speeds are factory-set for
the combine feeder house:
•
AGCO: 625 rpm (includes Challenger, Gleaner, and Massey Ferguson)
•
Case: 580 rpm
•
John Deere: 490 rpm
•
CLAAS: 750 rpm (420 on combine display)
•
New Holland: 580 rpm
IMPORTANT:
These are the MINIMUM speed settings for variable speed feeder houses. To avoid damage to the header, do
NOT operate at speeds higher than the minimum speed settings.
16. If adjustment to knife drive box pulley rpm is necessary, refer to your combine operator's manual.
17. Perform run-up check as listed on Predelivery Checklist (yellow sheet attached to this instruction -
Predelivery Checklist, page

6.1 Performing Post Run-Up Adjustments

Perform post run-up check as listed on Predelivery Checklist. Refer to yellow sheet attached to this instruction to
ensure machine is field-ready.
WARNING
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
before making adjustments to machine.
Some adjustments may be necessary after run-up. Refer to following:
•
6.1.1 Adjusting Knife and Guards, page 276

6.1.1 Adjusting Knife and Guards

WARNING
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
before making adjustments to machine.
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RUNNING UP HEADER
295).
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