MacDon D50, Operator'S Manual

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Revision D
4.9.8 Adjusting Deck Height
The draper seal is the gap between the draper and the cutterbar. It should be inspected before the draper is operated to
prevent potential damage to the draper system.
1001593
C
A
B
D
Figure 4.152: Deck Height Measurements
A - Lock Nut B - Deck Support
C - Draper Deck D - D50 Gap: 3
–
4 mm (0.12
–
0.16 in.);
D60 Gap: 7
–
8 mm (0.27
–
0.31 in.)
To prevent material from entering the drapers and cutterbar,
maintain the deck height such that the draper runs just below
the cutterbar with a maximum 1 mm (1/32 in.) gap, or with the
draper deflected down slightly (up to 1.5 mm [1/16 in.]) to
create a seal.
The illustration at right shows the adjustment without the
draper.
NOTE:
The measurement is taken at the supports, with the header in
field position and the decks slid fully ahead.
To adjust the deck height, follow these steps:
DANGER
To prevent injury or death from the unexpected start-up of the machine, always stop the engine and remove the key
from the ignition before leaving the operator
’
s seat for any reason.
WARNING
To prevent bodily injury from the fall of a raised reel, always engage the reel safety props before going under the
raised reel for any reason.
1. Lower the header onto blocks.
2. Engage the reel safety props. For instructions, refer to 3.10.1 Engaging Reel Safety Props, page 36 .
3. Shut down the engine, and remove the key from the ignition.
4. Reduce the tension on the draper. For instructions, refer to 4.9.1 Adjusting Draper Tension, page 181 .
MAINTENANCE AND SERVICING