CHAPTER 8 — Surface-Supplied Air Diving Operations
Change A 8-21
Figure 8-10. HP Compressor Assembly (top); MP Compressor Assembly (bottom).
MP Compressor Assembly
HP Compressor Assembly
Compressor Valves
Fourth Stage Cylinder
Piston Rings
Second Stage Cylinder
Compression Piston
and Piston Rod
Second stage valves
are located in the
side of the cylinder
and are not shown
in this view
Crosshead or
Guide Pistons
Connecting Rods
Oil Pump
Third Stage Cylinder
Compressor
Valves
First Stage Cylinder
Piston Rings
Compression Pistons
and Piston Rods
Oil Wiper Boxes
Flywheel
Crankshaft
First Stage Cylinder and Head
Second Stage Cylinder and Head
Compressor Valves
Piston Ring
Compression Pistons
and Piston Rod
Lower valves are
located in pockets
in the side of the
cylinder and are
not shown in this
view.
Oil Wiper Boxes
Crosshead or
Guide Pistons
Connecting Rods
Oil Pump
Crankshaft
Flywheel
Compression Piston
and Piston Rod
Piston Ring
Compressor
Valves
