Liberty Pumps GR20 User Manual

Installation Instruction

5678000B

Features:

 Heavy duty cast iron construction
 Accommodates single 1-1/4" rail and

discharge pipe

 Auto alignment feature
 Upper rail support bracket
 Includes grommets

IMPORTANT:
Prior to installation, record Model,

Serial and Code number from pump
nameplate for future reference.

MODEL ___________________
SERIAL ___________________
CODE ___________________

7000 Apple Tree Avenue
Bergen, NY 14416
Phone: [phone]
Fax: [phone]
www.libertypumps.com

GR20
Pump Disconnect

For use with LSG200 and LSGX200 Series Grinder
pumps only.

©Copyright 2010 Liberty Pumps Inc. All rights reserved 1

IMPORTANT: The LSG200 and LSGX200 series grinder pumps and systems are supplied with their own separate

1-1/4"
GUIDE RAIL PIPE

1-1/4"
DISCHARGE

INSTALL 3/8X16 HEX BOLTS
HERE. EVENLY TIGHTEN
BOTH SIDES SO THAT
GASKET IS PROPERLY
COMPRESSED.

ENSURE THAT RUBBER
GROMMET IS PROPERLY
INSTALLED HERE.

ENSURE THAT
GROMMET IS
PROPERLY
INSTALLED

Installation/Operation/Maintenance manuals. Ensure that you have received these manuals, and that you read and understand them
prior to installing this unit. Your familiarity with the grinder pump / system manual and the control panel manual is critical. This
instruction sheet gives a brief overview of the GR20 only. If you have any questions, call customer service at [phone].

GR20 Assembly

The GR20 quick disconnect assembly provided with your grinder package system is designed to allow easy installation
and removal of the pump. When installed correctly it will seal and provide a means to lift the pump without disconnecting
any of the discharge piping. Please ensure that installation is done as per the diagrams below.

DISCONNECTED POSITION PIPE GUIDE ASSEMBLY OPERATING POSITION

*A heavy guide rail pipe of Galvanized or Stainless Steel is recommended.

©Copyright 2010 Liberty Pumps Inc. All rights reserved 2