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Air compressors power... -:- (1) industrial equipment and (2) construction tools Examples of equipment powered by air compressor -:- pneumatic wrenches, lifts in auto service stations, paint spray booths Air compressors enable... -:- (1) efficient repair of all types of vehicles; and (2) ...

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fdny a 35 questions 100 correct answers lates
air compressors power 1 industrial equi

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FDNY A-35 Questions & 100% Correct
Answers- Latest Test | Graded A+ | Passed
Air compressors power...

✓ -:- (1) industrial equipment and (2) construction tools

Examples of equipment powered by air compressor

✓ -:- pneumatic wrenches, lifts in auto service stations, paint spray

booths

Air compressors enable...

✓ -:- (1) efficient repair of all types of vehicles; and (2) facilitate their

safe operation on public thoroughfares

Permit is required for air compressor

✓ -:- that compresses air above 100 PSI

Types of air compressors

✓ -:- (1) reciprocating;

(2) centrifugal;

(3) solar; and

1|Page | Grade A+| 2024/2025

,2024 /2025 |© copyright | This work may not be copied for profit gain | Excell!
(4) rotary

*Difference is the way in which they compress air

How do air compressors work

✓ -:- take the air in a room and force it into a container UNDER

PRESSURE. The more air forced into the container, the greater the

pressure. Compressed air can be discharged from the container at a

controlled rate.

Most common air compressor

✓ -:- Reciprocating

Air compressors are sometimes called

✓ -:- air pumps

Air compressors can be powered by:

✓ -:- (1) electric motors;

(2) internal combustion engines; or

(3) steam turbines

2|Page | Grade A+| 2024/2025

, 2024 /2025 |© copyright | This work may not be copied for profit gain | Excell!

Explosions & air compressors

✓ -:- If there is a build up of flammable gases (ex: in service stations

and workshops), those gases are heavier than air and fall to the floor

before spreading outward. These gases are easily ignited by sparks

and high temperatures--which INCLUDES the heat generated by an

air compressor.

To avoid explosions w/ air compressors

✓ -:- Raise air compressor at LEAST 5 feet above ground level so that

no flammable gases are drawn into the compressor. To meet the

height requirement you can place compressor on a shelf or bench OR

the air receiver tank may be turned and stood on end w/ the air

compressor bolted to the top of the tank.

Power to air compressor

✓ -:- entire unit is driven by an electric motor. Motor activates a

series of drive belts. Belts power the moving parts of the unit--like w/

power steering and alternator in automobile

Compression Chamber operation

3|Page | Grade A+| 2024/2025

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