Lutz Pumps 0004-736 Drum Pump Motor, Repair Part Breakdown & Exploded View Diagram. MD2 xL (EX) AIR MOTOR PDF Service Manual. Ball Bearing, Cable, Clamp, Condenser, Connector. Jacket, Coupling, Cover, Electronic Speed Controller, Gasket, Housing. Key, Knob, Nut, Switch, O-Ring, Power Supply Cord, Rotor, Screw, Seal, Shaft. Sleeve, Socket, Sound Absorber, Spacer, Spare Parts Kit, Stator, Strap, Tie Rod, Valve, Vane, Washer Available for Sale.