Husky Husky Diaphragm Pump 2200 2200

Perform steps 1-3 under Replace Complete Air Valve

Use a T10 Torx screwdriver to remove two screws

Remove the valve plate and cup assembly

Remove the retaining ring from each end of the air valve

Use the piston to push the end cap out of one end

Remove the u-cup seal from the piston

NOTE: Diaphragm kits are available in a range of materials and styles.

Disassemble the Diaphragm and Center Section

Followed the Pressure Relief Procedure?

Shut off the air supply to the pump?

Opened the fluid drain valve to relieve fluid pressure?

Removed the manifolds and disassembled the ball check valves?

NOTE: Kits are available for new check valve balls and seats in a range of materials. O-ring and fastener kits also are available.

NOTE: To ensure proper seating of the check balls, always replace the seats when replacing the balls. Also, replace the o-rings every time the manifold is removed.

Followed the Pressure Relief Procedure

Air supply to the pump shut off

Opened the fluid drain valve to relieve fluid pressure

Manifold fasteners removed using a 17 mm (11/16 in) socket wrench

Shut off the air supply to the pump

Open the fluid drain valve and catch the drainage

Disconnect the air line to the motor

Remove the air valve and gasket

Align the new air valve gasket on the center housing

Reconnect the air line to the motor

Sign off on the air valve replacement