Graco 262300, 262288, 258907, 258906, 257100 manual Prime Valve Handle

Page 20

Prime Valve Handle

Prime Valve Handle

Removal

1.Perform Pressure Relief Procedure, see page 4. Wait 5 minutes before servicing.

2.Use 3/32 in. punch and hammer to tap out handle pin (72c) (pliers may be required to pull out handle pin). Pull off handle (72a) and base (72b).

3.Use crescent wrench to unscrew prime valve (71).

NOTE: Make sure that the seat and gasket are removed from the manifold.

71

72c

72a

72b

4.Clear out any material that is lodged in valve (71) or manifold (70).

Installation

1.Tighten prime valve (71) into manifold (70). Use thread sealant on housing threads and torque to 190 to 210 in-lb.

2.Install prime valve base (72b). Pin in base must align with hole in manifold (70).

3.Orient hole in prime valve stem (71) vertically.

4.Place prime valve handle (72a) over prime valve base (72b) with handle in “apply” mode. Align hole in handle (72a) w/hole in prime valve stem (71).

5.Use hammer to tap prime valve handle pin (72c) back into place.

70

ti15633a

20

3A0246C

Image 20 Contents
Drywall Feed Pump Electric Shock Hazard Moving Parts Hazard Pressure Relief Procedure Drive and Bearing Housing Installation Power Module Perform Pressure Relief Procedure, see PumpPush pump up until pump threads engage Motor Reconnect three wire harnesses see Wiring Diagrams, pages Motor Control Board 120V ModelsRemove two top screws 61 and control box UK and 240V Models Remove top two screws 61 and control box Apply new thermal paste into both pockets of heat sink Connect white power cord conductor D to motor control board UK and 240V Models Reconnect material hose 79 to pump 18a Prime Valve Handle Pressure Transducer 33b Flow Control Adjust Potentiometer Connect display connector a to motor control board Prime/Tool Fill/Recirculation Reed Switch Removal InstallationDigital Display Inline Valve Changing the NeedleReplacing the Battery Box Slide ControlParts Description QtyPump Module Parts Pump Module Parts List Part Description QtyInline Valve Parts 24F538 CableBox Slide Parts 24F463 Wiring Diagrams VAC NA UnitsVAC UK VAC Units Technical Data Unit Technical Data Pump3A0246C 3A0246C Graco Standard Warranty Graco Information
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