Dynabrade 64991, 64993, 65014, 65016 Safety, Operation And Maintenance Manual
Electric Tool Post Grinder
2" x 36" Abrasive Belt Machine
PD14.10
April, 2014
Safety, Operation and Maintenance – Save This Document and Educate All Personnel
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Carefully Read all instructions before operating or servicing any Dynabrade®Abrasive Power Tool.
Products offered by Dynabrade are not to be modified, converted or otherwise altered from the
original design.
MACHINE SPECIFICATIONS
Model
Number
Abrasive
Belt Size
Full Load
Amps
Voltage Phase Frequency
Abrasive
Belt
SFPM
Weight Width Length Height
64991 2" W x 36" L 11.5 230 1 60 Hz 4,500 89 lb. (40 kg) 13.5" (343 mm) 16" (406 mm) 17" (432 mm)
64993 2" W x 36" L 9.7 230 1 50 Hz 4,500 89 lb. (40 kg) 13.5" (343 mm) 16" (406 mm) 17" (432 mm)
65014 2" W x 36" L 11.5 230 1 60 Hz 4,500 89 lb. (40 kg) 13.5" (343 mm) 16" (406 mm) 17" (432 mm)
65016 2" W x 36" L 9.7 230 1 50 Hz 4,500 89 lb. (40 kg) 13.5" (343 mm) 16" (406 mm) 17" (432 mm)
Model Hz
Abrasive Belt
Tension
64991
60 Air-Powered
64993
50 Air-Powered
65014
60 Manual Lever
65016
50 Manual Lever
2
TABLE OF CONTENTS
MACHINE SPECIFICATIONS .................................................................................................... 1
DESCRIPTION........................................................................................................................... 3
INTENDED USE ........................................................................................................................ 3
FORESEEABLE MISUSE ......................................................................................................... 3
IMPORTANT SAFETY INSTRUCTIONS ................................................................................... 4
Machine Setup
...................................................................................................................... 4
Abrasive Installation
............................................................................................................. 5
Machine Operation
............................................................................................................... 6
Maintenance
......................................................................................................................... 6
Troubleshooting
.................................................................................................................... 6
WARRANTY .............................................................................................................................. 7
INSTRUCTIONS FOR USE ....................................................................................................... 8
Machine Setup
..................................................................................................................... 8
Machine Operation
............................................................................................................... 9
Maintenance
......................................................................................................................... 9
FEATURES .............................................................................................................................. 10
ELECTRICAL SCHEMATICS ................................................................................................... 11
EXPLODED PARTS VIEW .................................................................................................. 12-15
64991, 64993
................................................................................................................ 12-13
65014, 65016
................................................................................................................ 14-15
ACCESSORIES ....................................................................................................................... 16
3
DESCRIPTION
The 2" x 36" Electric Tool Post Grinder is a lathe attachment which uses an abrasive belt driven by
an electric motor to grind and polish cylindrical parts. The abrasive belt is either backed by a contact
wheel at the point of contact with the rotating cylindrical part or the abrasive belt is supported between
two rollers near the point of contact for low pressure grinding and polishing.
INTENDED USE
The 2" x 36" Electric Tool Post Grinder is for industrial use on lathes by trained machinists who have
read and understood this manual. Set-up, maintenance and troubleshooting must be done by trained
industrial technicians who have read and understood this manual.
FORESEEABLE MISUSE
Set up or troubleshooting by unqualified technicians or without consulting this manual.
Use outdoors.
Use while not attached to a lathe.
Use by untrained or unauthorized operators.
Use with flammable liquids for part cooling.
Use in Class 1 or Class 2 hazardous areas
Neglecting maintenance.
4
IMPORTANT SAFETY INSTRUCTIONS
READ ALL PARTS OF THIS MANUAL CAREFULLY BEFORE USE
KEEP FOR FUTURE REFERENCE
Definitions
DANGER
Indicates a hazardous situation that, if not avoided, will result in death or serious injury.
WARNING
Indicates a hazardous situation that, if not avoided, could result in death or serious injury.
CAUTION
Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.
MACHINE SETUP
WARNING Death or serious injury can occur from crushing if the 2" x 36" Electric Tool Post Grinder
tips or falls when lifting from shipping box or pallet. Use lifting hook when removing.
WARNING Death or serious injury can occur from electrocution or arc flash if incorrect connections
are made when connecting electric power. Connections must be made by trained industrial
technicians or electricians only.
WARNING Death or serious injury can occur from fire if the 2" x 36" Electric Tool Post Grinder is
not connected to a rated fuse or circuit breaker. The 2" x 36" Electric Tool Post Grinder
does not come with overcurrent protection and must be connected to a rated fuse or
circuit breaker.
WARNING Death or serious injury can occur from electrocution if the 2" x 36" Electric Tool Post
Grinder is not connected to a rated ground fault protection device. The 2" x 36" Electric
Tool Post Grinder does not come with ground fault protection and must be connected to
a ground fault protection device.
WARNING Death or serious injury can occur from electrocution if the 2" x 36" Electric Tool Post
Grinder is not connected to a rated ground fault protection device. The 2" x 36" Electric
Tool Post Grinder does not come with ground fault protection and must be connected to
a ground fault protection device.
Continued on next page.
5
MACHINE SETUP
(CONTINUED)
WARNING Death or serious injury can occur from electrocution or arc flash if electric cord is dam-
aged. Do not pull cord or use cord to move machine.
CAUTION Injury from crushing or cutting is possible if hands or fingers are caught under the 2" x 36"
Electric Tool Post Grinder during installation. Keep hands and fingers clear during installation.
CAUTION Injury from impact is possible from air hose or fitting failure when connecting
compressed air lines.
• Do not exceed 90 PSI.
• Fitting must be prevented from rotating when connecting air line. Use wrench on fittings.
• Connections must be made by trained industrial technicians.
ABRASIVE INSTALLATION
CAUTION On models 64993 and 64991 injury from crushing or cutting is possible if hands or fingers
are caught under belt and pneumatic cylinder actuates unexpectedly when installing abrasive belt. Disconnect compressed air before installing abrasive belt.
CAUTION Injury from crushing or cutting is possible if hands or fingers are caught under belt when
applying tension. Install guards and keep hands and fingers clear during belt tensioning.
CAUTION On models 65014 and 65016 injury from impact is possible if the belt release lever slips
when releasing or applying belt tension. Wear gloves and use a firm grip when operating
the belt release lever.
CAUTION Injury from straining is possible if abrasive belt tension is not released before removing or
installing abrasive belt. Release tension before removing or installing abrasive belt.
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