Nova-Tech LMI Series G - SD Metering Pump User Manual
Page 3
TABLE OF CONTENTS
i
SECTION DESCRIPTION
PAGE
Series G Model D Pump Model Number and Options ................................................................................iii
1.0 DESCRIPTION ............................................................................................................................................ 1
1.1 General Information ........................................................................................................................... 1
1.2 Principles of Operation ...................................................................................................................... 2
1.3 General Specifications ...................................................................................................................... 3
2.0 INSTALLATION........................................................................................................................................... 5
2.1 Unpacking ........................................................................................................................................... 5
2.2 Storage ................................................................................................................................................ 5
2.3 Safety Precautions ............................................................................................................................. 5
2.4 Mounting ............................................................................................................................................. 6
2.5 Drip Collection .................................................................................................................................... 6
2.6 Installation .......................................................................................................................................... 6
2.6.1 NPSH Considerations ............................................................................................................... 8
2.6.2 General Piping Considerations ............................................................................................... 8
2.6.3 Suction Piping Considerations ................................................................................................ 8
2.6.4 Discharge Piping Considerations ............................................................................................ 9
2.7 Valves .................................................................................................................................................. 9
2.8 Electrical Connections ..................................................................................................................... 10
3.0 OPERATION ............................................................................................................................................. 11
3.1 Start-Up Procedures and Checks .................................................................................................... 11
3.2 Checking the Electrical Connection of the Motor .......................................................................... 11
3.3 Start-Up .............................................................................................................................................. 11
3.4 Capacity Calibration ........................................................................................................................ 11
4.0 MAINTENANCE......................................................................................................................................... 13
4.1 Preventative Maintenance ............................................................................................................... 13
4.2 Returning Pumps to the Factory for Repair ................................................................................... 13
4.3 Routine Maintenance ....................................................................................................................... 13
4.4 Spare Parts ....................................................................................................................................... 14
4.4.1 Size SD2 and SD4 Liquid Ends - PVC, PVDF, Polymer, and H
2
SO
4
.................................... 14
4.4.2 Size SD4 Liquid Ends - PVC, PVDF, Polymer, H
2
SO
4
,
and Slurry ...................................... 15
4.4.3 Size SD2 and SD4 Liquid Ends - Stainless Steel ................................................................. 15
4.4.4 Size SD7 and SD8 - Liquid Ends - PVC, PVDF, H
2
SO
4
,
Polymer, and Slurry ...................... 15
4.4.5 Size SD7 and SD8 - Liquid Ends - Stainless Steel .............................................................. 16