Use and Care Manual
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3.0 About this manual
This manual is provided by JET, covering the safe operation and maintenance procedures for the JET JMD-
40GH and JMD-45GH series Geared Head Mill-Drills. This manual contains instructions on installation, safety
precautions, general operating procedures, maintenance instructions and parts breakdown. Your machine has
been designed and constructed to provide consistent, long-term operation if used in accordance with the
instructions as set forth in this document.
This manual is not intended to be a training guide for milling/drilling operations, or tool and workpiece selection.
Consult a machinery handbook or shop supervisor for information on proper speed and feed rates for specific
materials, or type of cutter or drill suitable for a particular operation. Whatever accepted methods or materials
are used, always make personal safety a priority.
If there are questions or comments, please contact your local supplier or JET. JET can also be reached at our
web site: www.jettools.com.
Retain this manual for future reference. If the machine transfers ownership, the manual should accompany it.
Note that illustrations in this manual may or may not show your exact machine model.
Read and understand the entire contents of this manual before attempting assembly or
operation! Failure to comply may cause serious injury!
Register your product using the mail-in card provided, or register online:
http://www.jettools.com/us/en/service-and-support/warranty/registration/