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AO Study Program Carlos Cativo > TB 044 - Rotary Saw > Flashcards

TB 044 - Rotary Saw Flashcards

1
Q

The LAFD carries 4 types of ___” rotary saw blades

A

14

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2
Q

Each rotary saw should be accompanied by a blade board that has an assortment of blades that best fits the needs of the district. All companies shall have at least __ of each blade type available

A

1

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3
Q

METAL CUTTING ABRASIVE BLADES - The cutting material on abrasive blades consists of grit bonded by an _________ ________.

A

Organic Binder

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4
Q

METAL CUTTING ABRASIVE BLADES - Blades shall be a minimum of ___” to remain in front line service

A

12

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5
Q

METAL CUTTING ABRASIVE BLADES - Blades smaller than ___” may be used for training purposes

A

12

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6
Q

METAL CUTTING ABRASIVE BLADES - Blades below __” shall be sent into the shops for replacement

A

9

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7
Q

Abrasive blades shall be removed from service if there are signs of __________ product contamination or _______ which could render the blade unsafe

A

Petroleum
Cracks

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8
Q

METAL CUTTING ABRASIVE BLADES - Blades that are no longer safe for use shall be marked with a F-175 Tag and the word “________” shall be marked on the blade before forwarding to Supply and Maintenance for replacement

A

UNSAFE

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9
Q

COMBINATION “COMBI” BLADE - All Combi-blades are ___-__________.

A

BI-DIRECTIONAL

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10
Q

The Combi-blade is not designed to cut _____ metals such as brass or aluminum, however it can cut thin, soft metal found on train siding, aircraft siding, metal clad doors, or aluminum gates.

A

Soft

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11
Q

COMBINATION “COMBI” BLADE - Any glazing or buildup of material on the diamond segment can be cleaned by cutting into a soft material such as ______, ________ block or ________.

A

Brick
Cinder
Asphalt

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12
Q

The Combi-blade had a continuous cutting depth of ____”

A

4¾

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13
Q

Combi-blades shall be forwarded to Supply and Maintenance for replacement when:
● Any one segment is __________, ________ or missing.
● ______ spots along any of the segments occur.
● Matrix bond is equal to the thickness of the blade body; a step or lip no longer exists.

A

Fractured, Broken
Bald

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14
Q

Concrete diamond blades are designed as a ____________ cutting rotation

A

Directional

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15
Q

CARBIDE TIP BLADE - If a missing _____ or a visible _______ appears, fill out a F-175 tag and send the blade to Supply and Maintenance for replacement

A

Tip
Radius

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16
Q

On the K-970, press the air purge diaphragm __ times

A

6

17
Q

FLOODING PROCEDURE - 2. Pull starting cord and cycle the saw quickly about __-__ times. As the air to fuel mixture in the combustion chamber lowers it will start

A

4 to 5

18
Q

To set the depth of your cuts, you should use the blade guard as a _______ _______ and the lower portion of the carrying handle as a pivot and skid

A

Depth Guard

19
Q

The key to proper cutting positions is keeping the weight of the saw close to the body of the __________

A

Operator

20
Q

OPTIONS FOR CARRYING ALOFT - ___’ utility strap

A

12

21
Q

Rotary Saw:
Gallon (Gas) - 1 to Ounces (2 cycle Oil) ___

A

2.6

22
Q

Gallon (Gas) - 2 1/2 to Ounces (2 cycle Oil) ___

A

6.5

23
Q

Gallon (Gas) - 5 to Ounces (2 cycle Oil) ___

A

13

24
Q

WEEKLY CHECKS 973W -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

A

1 to 2
2 to 3

25
Q

WEEKLY CHECKS 973W - The rotary saw should not be allowed to run at full RPM without a load for more than a ___ seconds or engine damage may occur

A

Few

26
Q

MONTHLY CHECKS 973M - ____________ air or __________ should not be used to clean a paper filter

A

Compressed
Solvents

27
Q

MONTHLY CHECKS 973M - If the spark plug is dirty, clean it with a wire brush and at the same time check that the electrode gap is .____” (0.5 mm).

A

.020”

28
Q

CLEANING - Water with mild ___________ may be used to clean the exterior of the saw. The saw should never be submerged in water

A

Detergent

29
Q

CLEANING - When cleaning the engine parts, particular attention should be paid to cylinder and head fins if soiled with such material as molten tar, clean with _________

A

Degreaser

30
Q

Blade coasting The cutting blade continues to rotate up to __ minute after the engine has stopped

A

1

31
Q

Sparks - can be thrown up to ___ feet

A

30

32
Q

Fuel cap - Do not use a tool to tighten the fuel cap, ______ tighten only.

A

Hand

33
Q

FLOODING PROCEDURE - 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

A

.

AO Study Program Carlos Cativo (154 decks)

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