OPERATING INSTRUCTIONS FOR
MODEL HTVG 36, 37 AND 39,
3HP VERTICAL GRINDER

This tool is designed to operate on 90 psig (6.2 bar) maximum air pressure with 1/2” (12.7mm) hose.
Do not use a grinder without recommended wheel guard. Do not use any wheel for which the operating speed listed is lower than the actual free speed on the grinder.

SAFETY

1. Before operation check spindle speed with a tachometer. If RPM’s exceed the rated speed stamped on tool, servicing is required.
   
2. Inspect grinding wheels for bends, chips, nicks cracks or severe wear. If the wheel has any of these, or has been soaked in liquids do not use. On brushes check for loose wires that may fly off in operation.
   
3. Start new grinding wheels under a steel bench. Run at full throttle for one minute. Defective wheels usually come apart immediately. When starting a cold wheel apply to the work slowly, allow wheel to warm up gradually.
   
4. Safety levers are available from the manufacturer (VG3-sTL1).
   
5. Before mounting or removing a wheel disconnect grinder from air supply. The wheel should fit properly on arbor; do not use bushings or wheel flanges to adapt a wheel to any arbor unless recommended by manufacturer. (Wheel flanges should be at least 1/3 the diameter of the grinding wheel.)
   
6. ALWAYS wear safety goggles, gloves, hearing protection and other protective clothing. Continuous exposure to vibration may cause injury to your HANDS and ARMS. (see regulations).
   
7. Properly maintained air tools are less likely to fail or cause accidents. If tool vibrates or produces an unusual sound, repair immediately.

WARNING
Do not disassemble the governor. The governor is guaranteed for the life of the tool if it is not abused. Prior to re-assembly inspect governor for gouges, nicks or dents.