Training Bulletin 044- Rotary Saw Flashcards
Name the 4 types of 14” rotary saw blades?
- Abrasive
- Combi
- Diamond
- Carbide tooth
Abrasive blades should not be used on soft metals such as ________ or ______.
Aluminum or brass
Abrasive blades shall be a minimum of ___ to remain in front line service.
12”
Blades smaller than ___” may be used for training purposes. Blades below ___” shall be sent into the shops for replacement.
12”
9”
Are combi blade directional?
No. All Combi-blades are bi-directional.
The Combi-blade had a continuous cutting depth of ____”.
4 3/4”
Are diamond blades directional?
Yes. An arrow maybe stamped or printed on the blade indicating the proper rotation.
At a minimum, the following safety equipment should be used while operating the saw:
- Gloves
- Eye Protection
- Helmet
- Brush jacket/Turn out coat
When starting the K-970, press the air purge diaphragm ___ times.
6
The following is a way to clear the combustion chamber for a flooded rotary saw.
- Ensure the Choke is pushed in and the half throttle is engaged. This allows the maximum amount of air to flow through the carburetor, combustion chamber and out the exhaust.
- Pull starting cord and cycle the saw quickly about 4-5 times. As the air to fuel mixture in the combustion chamber lowers it will start.
This is the blade position of choice for forcible entry because it permits making flush cuts close to walls and floors.
Outboard
WEEKLY CHECKS
While the saw is running, the member will depress the throttle fully for ___ - ___ seconds to bring up the RPM’s and allow the saw to return to idle before repeating the process ___ - ___times.
1-2
2-3
Spark plug gap on a rotary saw should be?
.020” gap (0.5mm)
Sparks from a rotary saw can be thrown up to ___ feet.
30 ft.
