LCC20 107: Compressed Air

Question 1

HP air system

Answer 1

pressure greater than 1000 PSI. Our systems operate between 2800-3000 PSI. Two, 5 stage, reciprocating, motor driven, oil free air compressors manufactured by Worthington.

Question 2

LP air system

Answer 2

150 PSI or less. our ships LP is 115-125 PSI. Four, 2 Stage reciprocating, motor driven, oil free air compressors manufactured by RIX.

Question 3

High Pressure Air Compressors

Answer 3

Engine room, lower level, STBD side. Supply the EDG with air to start.

Question 4

Low Pressure Air Compressors

Answer 4

Engine room, 1 upper level, 3 lower level. used for pneumatic tools, laundry, and control air.

Question 5

Air Dehydrator

Answer 5

removes moisture from the air.

Question 6

HP to LP cross connect

Answer 6

reduces HP air to 150 PSI

Question 7

Receivers and Flasks

Answer 7

LP air uses receivers, 1 for each LPAC and 1 in Fire room.

HP air uses Flasks. 1 in each HPAC, 2 for each EDG.