R&M Materials Handling VARIABLE SPEED CONTROLS ControlMaster NXT Service Manual - Manual (Page 40)

R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
40/53 R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
2 Check limit switches manually, if possible, by measuring their
state when they are turned into different positions.
After check turn the limit switches back to neutral position.
3 1. Drive in free direction at minimum speed for 5 to 10
seconds.
2. Accelerate to full speed
3. Run for 5 to 10 seconds with full speed
4. Stop
5. Repeat for the opposite direction.
4 Check the motor operation (acceleration, deceleration and
braking):
1. Accelerate to full speed in one direction
2. Change to full speed in the opposite direction
3. Again, change to full speed in the opposite direction
4. Stop.
5 Check the limit switch functions:
1. Drive slowly in one direction and check the limit switch
operations
2. Re-check using full speed
3. Repeat for the opposite direction.
6.4 Test run with load
CAUTION
Ensure that crane movements will not cause any danger to the environment or
to the crane itself.
1 Drive the movements in both directions at minimum and
maximum speeds. Check that the crane moves at both
speeds. Drive runway length with full load.