MAINTENANCE |
5.With the control box and carriage out of the way, access to the track fasteners Item 12 can be gained.
6.Inspect the four "V" bearings on the carriage to veri- fy that they rotate freely and are not excessively worn.
7.Note: Do not loosen the hex nuts holding the gear motor in place – the gear motor has been factory set to give proper clearance between the rack and pinion
8.Remove the eight hex head screws Item 12 holding the top and bottom tracks in place and remove the tracks.
9.Install new tracks, or switch the tracks, on the track support Item 13 ensuring that the tracks are seated firmly on the edges of the track support.
10.Reassemble all parts except for the top and bot- tom track shields and proximity sensor bracket.
11.To adjust the eccentric nuts on the bottom "V" bearings, tighten the
12.Rotate the eccentric nuts to bring the bottom bear- ings snug against the track.
13.While holding the eccentric nuts securely, tighten the
14.Verify proper pressure by turning outer race of bottom bearings by hand. They must slip on track, but there must be no vertical play in the carriage assembly. Readjust eccentric nuts, if necessary.
15.Lubricate tracks and bearings and install top and bottom track shields and proximity sensor bracket.
CONTROL BOX
Every six months inspect the control box. If needed, blow dirt out using low pressure air. Replace screw holding door closed.
CALIBRATION SPECIFICATION
All calibration is factory set on the Spreadarc.
SPREADARC