2 - SAFETY PRECAUTIONS
NOTE: These safety precautions are intended primarily for the consumer or occasional user. When using a chain saw for logging purposes, refer to the Code of Federal Regulations, Section 1910.226(5); 2.5.1., of American National Standard Safety Requirements for Pulpwood Logging, ANSI
2-3. GENERAL SAFETY PRECAUTIONS FOR CHAIN SAW USERS
1. | Fatigue causes carelessness. Be more cautious |
| before rest periods and towards the end of your shift. |
2. | Personal protective clothing required by your safety |
| organizations, government regulations, or your |
| employer should be used. At all times when using a |
| chain saw, |
| safety footwear, and hand, leg, and hearing protection |
| should be worn. |
3. | Before fuelling, servicing, or transporting your chain |
| saw, switch off the engine. To help prevent fire, restart |
| your chain saw at least 9.1m (30ft) from the fuelling |
| area. |
4. | When a chain saw is being used, a fire extinguisher |
| should be available. |
5. | When felling, keep at least 2 tree lengths away from |
| your fellow workers. |
6. | Plan your work, ensuring an |
| and, in the case of felling, at least one escape path |
| from the falling tree. |
7. | Follow the instructions in your operator’s manual for |
| starting the chain saw and control the chain saw with |
| a firm grip on both handles when it is in operation. |
| Keep handles dry, clean, and free of oil. |
8. | When transporting your chain saw, use the appropri- |
| ate transportation covers, which should be available |
| for the guide bar and saw chain. |
9. | Never operate a chain saw that is damaged or improp- |
| erly adjusted or that is not completely and securely |
chain saw.
13.A chain saw is intended for
14.See section
15.When carrying a chain saw with the engine running, engage the chain brake.
16.Allow your chain saw to cool before refuelling, and do not smoke.
17.Keep other persons or animals a safe distance away from a running chain saw or the area where a tree is being felled.
18.Use extreme caution when cutting small brush and saplings because slender material can catch the saw chain and be whipped toward you.
19.When cutting a limb that is under tension or compres- sion, be alert for springback.
20.This
2-4. MORE ABOUT KICKBACK
WARNING
DANGER! BEWARE OF KICKBACK!
Kickback can lead to dangerous loss of control of the chain saw and result in serious or fatal injury to the saw operator or to anyone standing close by. Always be alert. Rotational kickback and
BEWARE OF:
ROTATIONAL KICKBACK (Figure
A = Kickback path
B = Kickback reaction zone
AB
| assembled. Be sure that the saw chain stops moving |
| when the power control system trigger is released. |
| Never adjust the guide bar or saw chain when the |
| engine is operating. |
10. | Beware of carbon monoxide poisoning. Operate the |
| chain saw in |
11. | Do not attempt a pruning or limbing operation in a |
| standing tree unless specifically trained to do so. |
A
A
12. Guard against kickback. Kickback is the upward |
motion of the guide bar that occurs when the saw |
chain, at the nose of the guide bar, contacts an object. |
Kickback can lead to dangerous loss of control of the |
4