Table Of Contents
Introduction
This manual was prepared to assist the installer and/or operator in understanding the proper method of
installing, operating and maintaining the NV Vertical Series pump. We recommend that you thoroughly under-
stand the proper installation and start-up procedures, prior to starting the pump. If these procedures are fol-
lowed, you will have years of trouble-free service.
1. Read these rules and instructions carefully. Failure to follow them could cause serious bodily injury and/or
property damage.
2. Check your local codes before installing.
3. For maximum safety, this product should be connected to a grounded circuit equipped with a ground fault
interrupter device.
4. Before installing this product, have the electrical circuit checked by an electrician to make sure it is
properly grounded.
5. Before installing or servicing your pump, BE CERTAIN pump power source is disconnected.
6. Make sure the line voltage and frequency of the electrical current supply agrees with the motor wiring.
If motor is dual voltage type, BE SURE it is wired correctly for your power supply.
7. Complete pump and piping system MUST be protected against below freezing temperature. Failure to do
so could cause severe damage and voids the Warranty.
8. Do not operate the pump in flammable and / or explosive atmosphere.
Introduction 2
General Information and Warnings 2
Specifications 3
Sectional View 4
Sectional View - Legend 5
Part Number Breakdown 5
Pump Checks 6
Installation 6
Operation 7
Motor and Mechanical Seal Removal 8
Motor and Mechanical Seal Installation 9
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Caution: The NV Series pumps with motor installed tend to be top heavy, care should be taken in handling
and transporting to prevent damage or injury caused by the pump falling over.
WARNING: Rules For Safe Installation And Operation
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