Endura-Flo Pumps

Choose between Graco’s Endura-Flo Extended Pressure 4:1 models or Extended Durability 3:1.

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Endura-Flo Pump Service Videos

See how to service both air operated diaphragm pump models. Video playlists show how to remove and install the poppet valve and air valve. They also take you through pump disassembly and assembly.

4:1 Extended Pressure

4:1 Extended Pressure

Maintain and repair the 4:1 Endura-Flo Extended Pressure Diaphragm Pump. Playlist begins with a color change demonstration.

3:1 Extended Durability

3:1 Extended Durability

Maintain and repair the 3:1 Endura-Flo Extended Durability Diaphragm Pump. Disassembly instructions include how to convert a 4D150 pump to a 3D150 pump.

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