JET BG-379-3 , 3" x 79" Belt Grinder 220V 3Ph

Operating Instructions and Parts Manual - Page 10

For BG-379-3. Also, The document are for others JET models: BG-379*

PDF File Manual, 16 pages, Read Online | Download pdf file

BG-379-3 photo
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10
11.0 Troubleshooting
Trouble Probable Cause Remedy
Grinder will not start.
No incoming power. Check all connections.
Fuse blown, or circuit breaker tripped. Replace fuse, or reset circuit breaker.
Cord damaged. Replace cord.
Starting capacitor malfunction (single
phase model).
Replace starting capacitor.
Poor belt tracking.
Improper belt splice. Check belt for irregular seam or shape.
Excessive or insufficient belt tension. Set tension so belt is just taut.
Worn contact surfaces.
Check durometer on contact wheel.
Replace worn wheel.
Misaligned wheels.
Check alignment of drive and contact
wheel. Adjust using tracking knob.
Lack of crown on drive wheel.
Check for slight crown (approx. 1/16”).
Replace drive wheel if crown is not
present.
Slack belt. Insufficient belt tension. Set tension so belt is just taut.
Premature wear of
contact wheel.
Excessive belt tension. Set tension so belt is just taut.
Grinding on one area of belt.
Use entire belt work surface whenever
possible.
Excess deposits on belt; debris in
machine.
Clean or replace belt. Periodically clean
interior of grinder.
Short belt life.
Excessive grinding pressure.
Allow belt to do the cutting. Excessive
pressure dulls belt and removes its grit.
Grinding on one area of belt.
Use entire belt work surface whenever
possible.
Table 2
12.0 Replacement Parts
Replacement parts are listed on the following pages. To order parts or reach our service department, call 1-
800-274-6848 Monday through Friday, 8:00 a.m. to 5:00 p.m. CST. Having the Model Number and Serial
Number of your machine available when you call will allow us to serve you quickly and accurately.
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