Replacing the gearbox speed sensor – MacDon R85 Rotary Disc 13 Foot Self-Propelled Windrower Header User Manual
Page 152
Replacing the Gearbox Speed Sensor
To replace the gearbox speed sensor, follow these steps:
1. Loosen bolts (A) and remove cover (B).
Figure 7.71
2. Disconnect the sensor wire from header wiring harness
at connector (A).
3. Remove bolt through clip (B).
4. Pull
harness
through
grommet
and
into
drive compartment.
5. Remove nut and bolt (C) securing sensor (D) to bracket
and remove sensor.
6. Install new sensor (D) onto bracket with bolt and
nut (C). Ensure sensor is aligned with pulley rim.
7. Check that gap between sensor and pulley is 0.08 in.
(2 mm). Adjust as required.
8. Route connector and harness through hole in frame
and through grommet in cover.
9. Connect sensor wiring to existing connector (A).
NOTE:
Top panel removed for clarity.
Figure 7.72
10. Reinstall cover (B) and secure with bolts (A).
Figure 7.73
169455
144
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