MacDon NEW HOLLAND D2 Series, Operator'S Manual

Page: 308 / 520

MAC215990
288
Revision A
9. Measure the distance between two lines (B).
For a new chain:
•
If distance (B) is 1
–
4 mm (0.04
–
0.16 in.), no adjustment
is required.
•
If distance (B) is greater than 4 mm (0.16 in.), the auger
drive chain tension needs adjusting. For instructions,
refer to
4.7.5 Adjusting Feed Auger Drive Chain Tension,
page 296 .
For a used chain:
•
If distance (B) is 3
–
8 mm (0.12
–
0.31 in.), no adjustment
is required.
•
If distance (B) is greater than 8 mm (0.31 in.), the auger
drive chain tension needs adjusting. For instructions,
refer to
4.7.5 Adjusting Feed Auger Drive Chain Tension,
page 296 .
Checking Feed Auger Drive Chain Tension
–
Thorough Method
The auger is chain-driven by the float module drive system sprocket attached to the side of the auger.
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.
WARNING
Ensure that all bystanders have cleared the area.
NOTE:
There are two methods for checking the auger drive chain tension: the thorough method is more accurate and should be
used when reinstalling or replacing the chain; the quick method (refer to
Checking Feed Auger Drive Chain Tension
–
Quick
Method, page 286 ) is intended for frequent checks.
1. Start the engine. For instructions, refer to the combine operator
’
s manual.
2. Lower the header fully.
3. Raise the reel fully.
4. Engage the reel safety props. For instructions, refer to Engaging Reel Safety Props, page 37 .
5. Detach the header from the combine. For instructions, refer to 3.6 Header Attachment/Detachment, page 55 .
6. Shut down the engine, and remove the key from the ignition.
MAINTENANCE AND SERVICING