Job Description:

• 1) Operates portable hand pump or motor-driven air compressor to provide fresh air to DIVER: Places air pump or air compressor where DIVER enters water.

• 2) Turns hand crank or starts compressor motor to pump air.

• 3) Observes pressure gauge to ensure required pressure is maintained.

• 4) Oils cylinders and bearings of pump and replaces air filters.