HM126 Operator’s Manual
TRACKING RUN-IN
Once the band wheel angles have been tuned and the blade’s “hold” position is correct as per
the test procedure:
1. Fully tension the blade to 25 ft•lb using a torque wrench—or—snug the tension handle to
the thrust bearing and then rotate it a further three (3) full turns.
2. Disable lubrication by closing the valve on the tank.
3. Close and latch the band wheel housing doors.
4. Start the engine.
5. Take the engine slowly up to half throttle for fifteen (15) seconds, then full throttle for an
additional fifteen (15) seconds, and then turn the engine off and wait for the blade to stop
spinning.
6. Open the band wheel housing doors and confirm the tracking settings have held.
7. Bring the guides forward into place and set as per the following section,
HM126-MY2021-EN: Rev F
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14-Jul-2021