FDNY A35 QUESTIONS AND ANSWERS
Fdny permit is required when - Answers- Pressure exceeds 100psi unless stored
outside
Most common used air compressor - Answers- Reciprocating compressor
4 types of compressors - Answers- Reciprocating, centrifugal, rotary and solar
Must not be compressed - Answers- Flammable gasses
Compressor must be xx ft above the ground - Answers- 5ft
One cylinder and one piston - Answers- Single stage
More than one cylinder and piston usually called - Answers- Multi-stage compressor
Air receiver - Answers- Air tank
Unloading valve - Answers- Allows air to escape compression chamber under high
loads. Ex.start up
Check valve - Answers- Ensures compressed air does not go back into compression
chamber must be installed between compressor head line and unloading valve
Pressure gauge - Answers- Indicated pressure inside of air receiver
Pressure relief valve - Answers- Allows air to escape when pressure is too high.
Operates automatically
Air intake valve - Answers- Fitted with air filter to prevent dust from getting into cylinder
Filter and moisture separator assembly FMSA - Answers- Installed between air
compressor and air receiver to prevent moisture and dust from entering receiver
Automatic control device - Answers- Controls starting and stopping of compressor
Safety relief valve - Answers- Keeps air tank from bursting
Constant speed control switch - Answers- Allows compressor to run non stop at safe
speed for high demand jobs
Cooling system small compressor - Answers- Air cooled
Cooling system large compressor - Answers- Liquid cooled.
Fdny permit is required when - Answers- Pressure exceeds 100psi unless stored
outside
Most common used air compressor - Answers- Reciprocating compressor
4 types of compressors - Answers- Reciprocating, centrifugal, rotary and solar
Must not be compressed - Answers- Flammable gasses
Compressor must be xx ft above the ground - Answers- 5ft
One cylinder and one piston - Answers- Single stage
More than one cylinder and piston usually called - Answers- Multi-stage compressor
Air receiver - Answers- Air tank
Unloading valve - Answers- Allows air to escape compression chamber under high
loads. Ex.start up
Check valve - Answers- Ensures compressed air does not go back into compression
chamber must be installed between compressor head line and unloading valve
Pressure gauge - Answers- Indicated pressure inside of air receiver
Pressure relief valve - Answers- Allows air to escape when pressure is too high.
Operates automatically
Air intake valve - Answers- Fitted with air filter to prevent dust from getting into cylinder
Filter and moisture separator assembly FMSA - Answers- Installed between air
compressor and air receiver to prevent moisture and dust from entering receiver
Automatic control device - Answers- Controls starting and stopping of compressor
Safety relief valve - Answers- Keeps air tank from bursting
Constant speed control switch - Answers- Allows compressor to run non stop at safe
speed for high demand jobs
Cooling system small compressor - Answers- Air cooled
Cooling system large compressor - Answers- Liquid cooled.
