Graco Inc 311283D, 249318, 253472, 253471, 249617 Installation, Remove hydraulic pump

Page 18
11. Remove hydraulic pump (3).

11. Remove hydraulic pump (3).

3

ti7800

12.Remove fittings (30, 34, 35) from pump (3) and set aside to use on the new pump.

34

(

3

Hydraulic Pump Replacement

2.Install new pump (3) in frame.

3.Install screws (9) and nuts (10). Torque to 225 + 10 in-lb (25.42 N.m).

3

9

10

ti7778

30

Installation

35

ti7816

4.Replace large pulley (4) on hydraulic pump shaft.

4

1.Install fittings (30, 34, 35) from old pump on new pump. Torque fitting 30 and 35 to 600 + 10 in-lb (67.8 N.m). Torque fitting 34 to 450 in-lb (50.8 N.m).

34

3

35

ti7813

5.Align pulley (4) on shaft. When properly positioned approximately 1/8 inch of shaft (139) will protrude.

1/8 inch

30Manual background ti7816

139

NOTE: Fill pump casing with hyraulic oil before installing fitting (34).

4

ti7835

18

311283D

Image 18
Contents Korean patent RepairRelated Manuals 4000 psi 27.6 MPa, 275.8 bar Maximum Working PressurePRESSURIZED EQUIPMENT HAZARD FIRE AND EXPLOSION HAZARDSKIN INJECTION HAZARD RECOIL HAZARDPRESSURIZED ALUMINUM PARTS HAZARD EQUIPMENT MISUSE HAZARDMOVING PARTS HAZARD SUCTION HAZARDti7133 Component IdentificationComponent Identification ti7107bGeneral Repair Information Pressure Relief ProcedureOperation GroundingSpark Plug MaintenanceProcedure FrequencyCAUSE PROBLEMSOLUTION TroubleshootingPROBLEM 2. Relieve pressure, page Displacement Pump ReplacementRemoval Displacement Pump ReplacementInstallation ti7779121 125 7. Install clip pin 121 to secure8. Install filter housing 110, page 110 9. Connect suction hose 147 to pump outletPump Power Head Replacement Pump Power Head Replacement1. Relieve pressure, page ti7847101 100 ti7853ti7777 4 930 in-lb 105 N.m Torqued in 3 steps Hydraulic Motor1 450 in-lb 51 N.m 2 600 in-lb 68 N.m 3 60 in-lb 7 N.m Hydraulic Motorti7845 Filter Housing ReplacementFilter Housing Replacement ti7850Changing Hydraulic Oil Hydraulic Pump Replacement2. Drain oil, Changing Hydraulic Oil procedure, page Draining Oilti7783 ti7796ti7795 ti780711. Remove hydraulic pump ti7889 ti7810ti7767 ti7812 ti7111bBelt Removal and Replacement recommended method Installing BeltRemoving Belt Alternate Belt Removal and Installation Replacing Oil Reservoir ti7791 ti7846 ti7786ti7806 ti7781 ti7766Drain Plug 8. Replace cap ti7784Changing Hydraulic Fluid Filter ti7799 Cooler ReplacementCooler Replacement ti78024. Replace bar and screws. Torque to 25-30 in-lb 2.8-3.4 N.m Replacing Motor Fan Motor ReplacementInstallation Removalti7797 Removing Handle Fixed Mounting optionalRepositioning Handle Securing Unit to Vehicle Bed Sprayer Technical DataDimensions Sound LevelsWarranty Warrantymm This manual contains English Graco reserves the right to make changes at any time without notice