Haier 1590 SA Bearing and Air Gasket Removal, Service, Tools Required, Disassembly, 310622L

Page 23
Bearing and Air Gasket Removal

4.Grease the length of the diaphragm shaft (121), and slide it through the housing (101).

5.Assemble the other diaphragm assembly to the shaft as explained in step 2.

6.Non 3A approved diaphragms: Using a 5/8 in. wrench hold the wrench flats of one diaphragm assembly and torque the other diaphragm to 60-70ft-lb(81-94 Nm).

3A approved diaphragms: Grip both diaphragms securely around the outer edge and handtighten.

Manual background Waterproof, sanitary lubricant may be applied to the clamp (135) and clamping surface of the cover

(234)to ease assembly.

7.Align the fluid covers (234) and the center housing. Secure the covers with the clamps (135) and hand tighten.

135 234

TI8771a

FIG. 20

8.Reassemble the ball check valves and manifolds as explained on page 19.

Service

Bearing and Air Gasket Removal

Tools Required

Torque wrench

10 mm socket wrench

Bearing puller

O-ring pick

Press, or block and mallet

Disassembly

Manual background Do not remove undamaged bearings.

1.Relieve the pressure.

2.Remove the manifolds and disassemble the ball check valves as explained on page 19.

3.Remove the fluid covers and diaphragm assemblies as explained on page 21.

Manual background If you are removing only the diaphragm shaft bearing (117), skip step 4.

4.Disassemble the air valve as explained on page 16.

5.Using a 10 mm socket wrench, remove the screws (122) holding the air covers (120) to the center housing (101).

101 119 120 122

TI4733a

FIG. 21

6.Remove the air cover gaskets (119). Always replace the gaskets with new ones.

7.Use a bearing puller to remove the diaphragm shaft bearings (117), air valve bearings (112) or pilot pin bearings (113). Do not remove undamaged bear- ings

310622L

23

Image 23
Contents 310622L Model SA3AAA ShownInstructions/Parts List High Sanitation PumpsTechnical Data ContentsContents Dimensional DrawingPRESSURIZED EQUIPMENT HAZARD WarningsWarnings FIRE AND EXPLOSION HAZARDPERSONAL PROTECTIVE EQUIPMENT BURN HAZARDLeak Detection System InstallationInstallation General InformationFluid Suction Line Ground Wire ConnectionMountings Air LineFluid Outlet Line Typical InstallationFIG. 3 Typical Floor-Mount Installation FIG. 4 Orientation of Fluid Ports Changing the Orientation of the Fluid Inlet and Outlet PortsAir Exhaust Ventilation C Air regulator D Air line quick disconnect FIG. 5 Venting Exhaust AirE Master air valve for accessories F Air line filter P Muffler A Air supply line B Bleed-type master air valve required for pumpSanitizing the Pump Before First Use Pressure Relief ProcedureStarting and Adjusting the Pump OperationLubrication MaintenanceRoutine Cleaning of Product Contact Section of Pump MaintenanceTask Preventive Maintenance ScheduleMaintenance Person Operator310622L Follow Pressure Relief Proce TroubleshootingTroubleshooting PROBLEMTighten clamp erly/cleanly due to imbalanceLeak in inlet or outlet sanitary fit Loose sanitary clampDisassembly ServiceRepairing the Air Valve ServiceReassembly 8. Install the valve carriage 105 so its tabs slip into the grooves on the narrow end of the actuator pis- tons 111. See FIG Check Valve Repair 3A Ball Check AssemblyTI8769a Service For Sanitary Ball Check pumps remove ball gasketSanitary Ball Check Assembly Flapper Check AssemblyTools Required Diaphragm Repairshaft side Sanitary Pump3A Pump diaphragm plate side high strength thread lockBearing and Air Gasket Removal 310622L Pump Matrix Pump Matrix3150 Stainless Steel Sanitary Pumps 1590 Stainless Steel Sanitary PumpsParts Drawing Sanitary Ball Check Valve AssemblyFlapper Check Valve Assembly Sanitary Diaphragm AssemblyParts List Parts ListPump Configuration Parts List Inlet and Outlet Parts List3150 Diaphragm Material Parts ListIndicates replacement parts † Indicates a recommended spare part PartIndicates replacement parts † Indicates a recommended spare part Check Ball Material Parts Listscrew threads and torque to 130-150 in-lbs center housing boreApply medium strength adhesive to outside Apply a medium strength thread locker toFluid Section Parts Leak Detector and Pump Stand Parts ListAir Section Parts 15D990 Leak Detector AccessoriesAccessories 3150 Conversion KitsTI8778a Dimensional DrawingModel ModelLoctite is a registered trademark of the Loctite Corporation Technical DataSantoprene is a registered trademark of the Monsanto Co To find Fluid Outlet Pressure Performance Chart1590 3A Performance Chart Test Conditions Pump tested in water with inlet submergedFlapper Check Valve Pumps 3A Ball Check Valve PumpsSanitary Ball Check Valve Pumps Santoprene is a registered trademark of the Monsanto Co 3150 3A Performance Chart 310622L Graco Information Graco Standard Pump WarrantyExtended Product Warranty Graco Warranties