Replacing The Header Drive Speed Sensor - MacDon R85 Operator's Manual

Replacing the Header Drive Speed Sensor

To replace the gearbox speed sensor, follow these steps:
1. Loosen bolts (A) and remove cover (B).
2. Cut and remove plastic tie (A) securing harness
to bracket.
3. Unplug sensor wire from connector (B).
4. Remove nut and bolt (C) securing sensor (D) to bracket
and remove sensor.
5. Install new sensor (D) onto bracket with bolt and
nut (C). Ensure sensor is aligned with pulley rim.
6. Check that gap between sensor and pulley is 0.08 in.
(2 mm). Adjust as required.
7. Connect sensor wire to connector (B).
8. Secure harness to bracket with plastic tie (A).
9. Reinstall cover (B) and secure with bolts (A).
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Figure 7.60
Figure 7.61
Figure 7.62
Rev. F