M7 QA-111, Manual

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1. This tool should only be used as a hand operated tool. It is powered by compressed air and is not insulated against
electric shock.
2. This tool is specially designed for grinding sharp edges, burrs or surfaces on certain spots or inner holes. Any
application or use of this tool other than what it is designed for is strictly prohibited.
3. High sound levels may cause hearing damage. Always wear hearing protection when operating this tool.
4. Wearing eye/face protection can reduce the danger of high-speed materials being emitted from the tool.
5. User must wear proper clothing. Loose clothing, long hair, stings, straps, belts and jewelry should not be worn when
operating this tool.
6. Working with certain materials can create dust and fumes, which may cause a potential explosive environment
and a hazard to the health. Therefore, wearing proper breathing protection and taking preventive measures are
recommended.
7. Always wear gloves to reduce the risk of cuts or burns.
8. Make sure that all the specifications of the shank stone to be used are compatible with this tool.
9. Do not use cutting wheels on this tool.
10. Inspect the shank stone carefully before use. Use of chipped, cracked or otherwise defective implements will create
an unsafe condition.
11. Make sure that the allowed operating speed of the grinding shank stone is higher than this tool.
12. Make certain that the minimum gripping length on the stem of shank stone should be 10mm observed.
13. Make sure that the shank stone is correctly mounted and tightened before use. Then, run the tool at no-load for
30 seconds in a safe location to check the function and rotating direction. Stop immediately if there’s considerable
vibration or any other defects.
14. Ensure that the work piece is properly supported or fixed before operating.
15. Ensure that there is no bystander in the vicinity of working area.
16. Make sure that the direction of the sparks generated from the grinding shank stone is properly directed so as not to
create a hazard.
17. Release the throttle lever to avoid danger if there is a failure of energy supply and when connecting or disconnecting
the air hose.
18. To prevent an accidental start and cause a hazard, rest the idle grinder in a stable position.
19. Always turn off the air supply and disconnect the air hose before replacing grinding shank stone or making
adjustments on the tool.
20. Examine the shank stone thoroughly before re-use if this tool has been dropped.
21. Beware if the compressed air hose breaks unexpectedly, or is being connected or disconnected improperly. This
whipping action may cause injury.
22. Prolonged use will cause user fatigue. Periodic breaks are recommended for user safety.
23. It is recommended to stop operating the tool whenever the user experiences discomfort, tingling or pain during use.
24. Make sure there is no gas or combustible material stored near the tool when servicing, changing insert tools, or
storage.
25. Avoid storing this tool where it is subject to high humidity.
Warning: