OPERATING AND SERVICE INSTRUCTIONS

READ SAFETY RECOMMENDATIONS BEFORE CON- NECTING TOOL.

The 15G Series Grinders are designed to operate on 90 psig (6.2 bar) maximum air pressure, using a 3/8" hose up to 8' in length. If additional length is required, the next larger hose size may be connected to the 8' whip hose.

LUBRICATION

An automatic in-line filter- regulator- lubricator is recom- mended as it increases tool life and keeps the tool in sustained operation. The in-line lubricator should be regu- larly checked and filled with a good grade of 10W machine oil. Proper adjustment of the in-line lubricator is performed by placing a sheet of paper next to the exhaust ports and holding the throttle open approximately 30 seconds. The lubricator is properly set when a light stain of oil collects on the paper. Excessive amounts of oil should be avoided.

STORAGE

In the event that it becomes necessary to store the tool for an extended period of time (overnight, weekend, etc.), it should receive a generous amount of lubrication at that time and again when returned to service. The tool should be stored in a clean and dry environment.

DISASSEMBLY

To disassemble the 15G model, remove the retainer ring, driving flange, exhaust deflector retainer ring, exhaust deflector, and unscrew the front bearing retainer, No. 865697, (left hand threads). The motor assembly may now be slipped out the front of the backhead.

REASSEMBLY

If the tool has been completely disassembled, assemble the various subassemblies per their instructions. After assembly of the complete tool, the R.P.M. must be checked.

To change the R.P.M. settting on the 15G, the governor will have to be removed (left hand threads) and the governor adjusting screw rotated clockwise to decrease the speed, and counter-clockwise to increase the speed.

Check speed of tool before mounting wheel. Mount wheel guard before mounting wheel.

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Cooper Bussmann 15G Series Read Safety Recommendations Before CON- Necting Tool, Lubrication, Storage, Disassembly