MacDon D65, Assembly Instruction Manual, Page: 90 / 110

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82
Revision A
Figure 6.2: Knife Drive Box
3. Run header for an additional 10 minutes at operating
speed, watching and listening
FROM THE
OPERATOR
’
S SEAT for binding or interfering parts.
4. Have someone check rpm of knife drive box pulley (A)
with a hand-held tachometer.
5. Compare actual pulley rpm with values in following chart. Refer to SP Windrower Operator
’
s Manual if
adjustments are required.
Table 6.1 Knife Speed Guidelines
Header Size (ft.)
Recommended Knife Speed Range (rpm)
Single Knife Double Knife
15 ft.
—
750
–
950
20, 25 ft. 600
–
700 700
–
850
30 ft. 600
–
700 600
–
800
35 ft. 550
–
650 600
–
700
40 ft. 525
–
600 550
–
700
6. Shut down windrower and remove key.
7. Perform post run-up check as listed on the Predelivery Checklist. Refer to yellow sheet Predelivery Checklist,
page 99 attached to this instruction.
6.1 Performing Post Run-Up Adjustments
Perform post run-up check as listed on Predelivery Checklist. Refer to yellow sheet Predelivery Checklist, page 99
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 6.1.1 Adjusting Knife and Guards, page 82 .
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.
RUNNING UP HEADER