Graco Inc 311283D, 249318 Installation, Hydraulic Pump Replacement, ti7791, ti7846 ti7786, ti7806

Page 23

ti7791

8.Remove (2) top bolts (86) and 2 bottom nuts (84) securing reservoir (64) to frame.

ti7846

ti7786

Hydraulic Pump Replacement

9. Lift reservoir (64) out of frame.

ti7806

Installation

1.Install plug (102), return elbow (31), suction fitting (32), inlet screen (89) and filter assembly (111) in new reservoir (64).

111

102

311283D

Image 23

Contents 4000 psi 27.6 MPa, 275.8 bar Maximum Working Pressure RepairRelated Manuals Korean patentRECOIL HAZARD FIRE AND EXPLOSION HAZARDSKIN INJECTION HAZARD PRESSURIZED EQUIPMENT HAZARDSUCTION HAZARD EQUIPMENT MISUSE HAZARDMOVING PARTS HAZARD PRESSURIZED ALUMINUM PARTS HAZARDti7107b Component IdentificationComponent Identification ti7133Grounding Pressure Relief ProcedureOperation General Repair InformationFrequency MaintenanceProcedure Spark PlugTroubleshooting PROBLEMSOLUTION CAUSECAUSE Displacement Pump Replacement Displacement Pump ReplacementRemoval 2. Relieve pressure, pageti7779 Installation9. Connect suction hose 147 to pump outlet 7. Install clip pin 121 to secure8. Install filter housing 110, page 110 121 125ti7847 Pump Power Head Replacement1. Relieve pressure, page Pump Power Head Replacementti7777 101 100ti7853 Hydraulic Motor Hydraulic Motor1 450 in-lb 51 N.m 2 600 in-lb 68 N.m 3 60 in-lb 7 N.m 4 930 in-lb 105 N.m Torqued in 3 stepsti7850 Filter Housing ReplacementFilter Housing Replacement ti7845Draining Oil Hydraulic Pump Replacement2. Drain oil, Changing Hydraulic Oil procedure, page Changing Hydraulic Oilti7807 ti7796ti7795 ti778311. Remove hydraulic pump ti7812 ti7111b ti7810ti7767 ti7889Removing Belt Belt Removal and Replacement recommended methodInstalling Belt Alternate Belt Removal and Installation Replacing Oil Reservoir ti7806 ti7791ti7846 ti7786 ti7766 ti7781ti7784 Drain Plug 8. Replace capChanging Hydraulic Fluid Filter ti7802 Cooler ReplacementCooler Replacement ti77994. Replace bar and screws. Torque to 25-30 in-lb 2.8-3.4 N.m Removal Motor ReplacementInstallation Replacing Motor Fanti7797 Repositioning Handle Removing HandleFixed Mounting optional Securing Unit to Vehicle Bed Sound Levels Technical DataDimensions SprayerGraco reserves the right to make changes at any time without notice Warrantymm This manual contains English Warranty