Air-Operated Diaphragm Pump

Which one of the following parts is NOT found in an Air-Operated Double-Diaphragm pump ?

• Electric motor

• Discharge manifold

• Suction manifold

• Air exhaust muffler

The fluid chamber is indicated by number

• '3'

• '4'

• '7'

• '10'

The suction manifold is indicated by number

• '2'

• '7'

• '8'

• '10'

The clamp type air-operated diaphragm is chosen for

• no apparent reason.

• ease of maintenance.

• better leak resistance.

• higher pressure application.

Which one of the following components joins the inner plate, outer plate and diaphragm at both chambers?

• Main shaft

• Air distribution valve

• Discharge manifold

• Suction manifold

What type of ball is recommended when the air-operated diaphragm is used to pump thick and viscous fluid?

• Dark colour

• Bright colour

• Heavy weight

• Light weight

What are the main maintenance tasks for air-operated diaphragm pump?

• Ensure air suply quality is maintained.

• Inspect the inlet and outlet for clog

• Examine the pump’s elastic components regularly

• All the above

Can the air-operated diaphragm pump be submerged during operation

• Yes

• No