Carver Pump GH - Page 12

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I-120

GH Pump 120 – 16.02.EN

6

10P Bearing Frame

20P Bearing Frame

30P Bearing Frame

Figure 1. Stuffing Box Dimensions

Table of Contents

Table of Contents5
General Description7
- General Information7
- Machinery Directive 2006/42/EC7
- Disclaimer7
- Personnel Qualification and Training7
- Pump Identification8
- Parts Inventory Guide8
- Parts Ordering8
- Unauthorized Modification and Manufacture of Spare Parts8
- Unauthorized Modes of Operation8
Safety8
- Safety Precautions8
- Summary of Safety Marking8
- Scope of Compliance9
- Safety Awareness9
- Safety Instructions for the Operator/User9
- Safety Instructions for Maintenance9
- Inspection and Installation Work9
- General Safety Instructions9
- Non-Compliance with Safety Instructions10
Maximum Discharge Pressure on Discharge Case10
III. Equipment Description10
Equipment Description10
IV. Effects of Fluids11
Effects of Fluids11
- Net Positive Suction Head (NPSH)11
- Changing Pump Speed11
- Effects of Viscosity11
- Effects of Specific Gravity11
Technical Data11
Key Component Materials13
Inspection and Storage14
- Inspection14
- Packing for Return14
- Storage of Pump14
Installation15
- Location15
- Handling15
- Foundation15
- VII. Installation15
- Leveling of Unit16
- Grouting16
- Coupling Alignment17
- Pre-Installation Procedures18
- Piping18
- Auxiliary Piping Connections and Gauges18
- Motor18
- Direction of Rotation18
Operation19
- Pre-Start Cautions19
- Priming19
- Starting the Pump19
- Operating Checks20
- Stopping the Pump20
- Indefinite Shutdown20
- Troubleshooting Operating Problems20
Pumping Unit Troubleshooting21
Maintenance23
- Lubrication of Pump Bearings23
- Lubrication of Motor Bearings24
- Torque Values24
Recommended Torque Values24
- Disassembly of Pump25
- Parts Inspection27
- Reassembly of Pump29
- Replacement of Packing31
- Replacement of Mechanical Seal32
- Replacement of Optional Wear Ring on Pump Equipped with Enclosed Impeller33
- Motor33
- Check Valve33
Service and Repair24
- Preparations for Disassembly of Pump24
Mechanical Seal33
Parts Lists and Drawings33
Parts List34
Exploded View - Frame Mounted (Shown with Mechanical Seal)35
Exploded View - Close-Coupled (Shown with Packing)36

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