Graco 257100, 262300, 262288, 258907, 258906 manual Pressure Relief Procedure

Page 4

Pressure Relief Procedure

Pressure Relief Procedure

1.Turn flow control knob to fully counterclockwise to OFF position.

3.Turn prime valve handle to PRESSURE RELIEF position.

bar/psi ti15614a

4. Display will read “----” when all pressure is relieved.

ti8793a

2. Place deflector in hopper or suitable container.

ti14876a

4

3A0246C

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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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