Operating Manual
STI-2420 | STI-2418LP
1
Table of Contents
1.0 Technical Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2.0 Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3.0 General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.0 Transportation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.0 Starting Up the Machine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.0 Operation of the Machine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
7.0 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
8.0 Troubleshooting / Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
9.0 STI Reference Guide & Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Please note: The following safety instructions must be followed
as shown in this operating manual. Failure to do so may result
in hazard to health or possible death.
Prep/Master
®
Warranty
Substrate Technology guarantees that its machines and products are without manufacturing
defects. The warranty period on machines is one (1) year from the date of sale and the
variable speed drive carries a two (2) year warranty from the date of sale. Substrate
Technology will replace any part that is defective at its own cost within the warranty period.
This warranty does not cover wear items or instances of abuse or neglect.
***When transporting Prep/Master
®
machines, it is
mandatory
to move all pocket weights to
the head of the grinder, or off the machine. Failure to do so will result in damage to the handle
frame that is not covered under warranty.
