User Manual

1. Before connecting the air hose to this tool or after operating, apply

4 or 5 drops of pneumatic oil into the air inlet and run it for several

seconds, referring this operation to the attached picture.

2. Maintain this tool regularly by performing the same oiling application

every 3 to 4 hours of operation.

3. Do not lubricate tools with ammable or volatile liquids. Use only the

lubricant recommended by Mighty-Seven or authorized dealers.

Any other lubricant will lead to reduce performance of the tool and

permanent damage. Whenever any unauthorized lubricant is used by

accident, ush it immediately with recommended pneumatic oil.

4. Follow all the recycling laws of waste disposal once this tool is no

longer usable.

Maintenance:

Pneumatic oil

Air inlet

Regular maintenance

Shank stone replacing:

Use the supplied spanners to replace.

Note: Turn counterclockwise to open and replace.

QA-412 QA-421 QA-432