MacDon PW8 Pick-Up Header - Manual (Page 174)

MAINTENANCE AND SERVICING
4.11 Draper Speed Sensor
This section does not apply to Case IH and New Holland combines. Refer to your combine operator’s manual for
further information.
4.11.1 Checking Draper Speed Sensor Position
1. Check clearance (A) between sensor and disc. The
recommended clearance is 1/8 in. (3 mm).
2. If clearance requires adjusting, refer to Section 4.11.2
Adjusting Draper Speed Sensor, page 166 .
Figure 4.182: Clearance
3. Check vertical alignment (A) of sensor (B) and sensor
disc (C). If required, bend support (D) inboard or
outboard to adjust vertical alignment.
Figure 4.183: Alignment
4.11.2 Adjusting Draper Speed Sensor
The draper speed sensor position is set at the factory, but may require adjusting if problems occur with the draper
speed system or when replacing sensor components. Check the position prior to making any adjustments. Refer to
Section:
4.11.1 Checking Draper Speed Sensor Position, page 166 .
DANGER
Stop engine and remove key from ignition before leaving operator’s seat for any reason. A child or even
a pet could engage an idling machine.
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166
Revision A