34 ProSpray 3.23GBRepairs at the unit17. Carefully tighten retainer nut (5) with adjusting wrench18. Slide the top of the piston (3) into the T-slot (9) on theslider assembly (4).19. Position the pump manifold (2) underneath the gear unithousing and push up until it rests against the gear unithousing.20. Attach pump manifold (2) to the gear unit housing.21. Screw pump manifold (2) tightly to gear unit housing.22. Lubricate O-ring (Fig. 11, Item 6) between pump manifold(2) and inlet valve housing with machine grease. Screwinlet valve housing to the pump manifold.23. Insert the elbow on the siphon assembly into the bottomof the pusher stem housing. Push the retaining clip upinto the groove inside the foot valve housing to secure thesiphon assembly in position. Place the return tube overthe return tube fitting and secure with the clip.24. Install front cover.11.4 ProSpray 3.23 connection diagramLOADLINEEMI FilterP/N 0522053GroundP/N 0522052GroundSwitchBlueBrownBlackBrownBrownBlueWhiteBlueWhiteRedBlackBlackRedRed (+)Black (-)BlackPower CordGroundCapacitorSurge suppressorP/N 0551758Motor controllerPressure sensorL.E.D.Hall sensorFuse blockFusePotentiometerMotor