Websterâ Fuel Pumps & Valves – Documentation

SPM Series Pump/Motor Units, Installation and Operating instructions

Bulletin Index

 Section One: General Installation Information

Locating Units

Filter or Strainer

Correct Suction Line Size

Correct Suction Line Size (continued)

Measuring Inlet Vacuum

Entrapment Caution

Combination Gas-Oil Furnaces

Distribution Piping

 Section Two: SPM Single and Duplex Manual Models

Specifications

Tank to Pump Connections

Pressure Sensing Switches

Correct Discharge Line Size

Correct Discharge Line Size (continued)

Multi-level Supply Systems

Open Loop Supply Systems

Electrical Connections

Setting Pump Pressure

Setting Pump Pressure (continued)

Typical Installation Diagrams

 Section Three: SPM Duplex Automatic Models

Specifications

Tank to Pump Connections

Typical Installation Diagrams

Automatic Control Action

Automatic Control Action (continued)

Correct Discharge Line Size

Correct Discharge Line Size (continued)

Electrical Connections

Setting Pump Press ure

 Section Four:

Installation Checklist