The Unit Squeaks During Operation; Rack Jumps And Rattles - JPI JP-33 Service Manual

Technical Support
Troubleshooting for Mechanical problems.

3.1 The unit squeaks during operation

There is noise because of friction of Main Motor Power Delivery (Power Delivery Gear).
Apply lubricant or Vaseline on the Worm or Drive Gear where noise is apparent
.

3.2 Rack jumps and rattles.

The rack is not positioned properly in it's location.
Make sure the rack is positioned properly and securley.
Make sure the worm wheel (gear) is resting on the worm drive properly.
We recommend that you remove rack and re-install it.
If Dry Rack is not positioned properly, aline the rack and make sure to lock it in place.
Insert the Dry Rack securley in place and then make sure worm wheel is resting
properly on worm drive.
Make sure rack is locked into place.
Check to make sure the rack locks are not broken or bent.
Make sure the rack is aligned properly.
Place the Rack on a flat surface and make sure the rack sits properly on the side
plates (Flush).
If the side plates are not completely flush with the surface apply presure to corners of
the rack to make proper adjustments.
JP-33 SERVICE MANUAL
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- Trouble Shooting