HL Series Centrifugal Fire Pumps
Installation Instructions
Table of Contents
Introduction
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
General Description
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Operational Limits .................................................................................... 2
Available Pump Models ........................................................................... 2
Installation Instructions ........................................................................... 3
Pump Lifting Points ................................................................................ 3
Pump Mounting ...................................................................................... 4
Pump Intake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Low Pressure Discharge ........................................................................ 5
High Pressure Discharge ....................................................................... 5
High Pressure Inlet Strainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
High Pressure Relief Valve .................................................................... 5
Read through the installation
Thermal Relief Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
instructions carefully before
installing your Waterous HL
Series Fire Pump.
Piston Primers ....................................................................................... 6
Lubrication ............................................................................................. 7
Pedestal (Primer Housing) Fill and Drain ........................................... 7
K Series Transmission Fill and Drain . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Pump Water Drains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
NOTE: Instructions subject to change without notice
Tachometer Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Optional Items ...................................................................................... 10
Solenoid Valve for PIV (Priming Isolation Valve) . . . . . . . . . . . . . . . 10
RTP Foam Systems: ....................................................................... 11
Installed on Pump at Factory ....................................................... 11
Mounted Remotely from Pump .................................................... 11
Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Final Checks ........................................................................................... 13
Lubrication ........................................................................................... 13
Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
F-1031, Section 3032 (Rev: 6/7/19)
Waterous Company, 125 Hardman Avenue South, South St. Paul, Minnesota 55075 USA (651) 450-5000
