For pressure sewer applications, verify a Redundant Check Valve Assembly (curb stop and check valve) is installed between the pump
discharge and the street main, as close to the public right-of-way as possible, on all installations to protect from system pressures.
IMPORTANT: All Liberty Pumps products are supplied with their own
separate Installation/Operation/Maintenance manuals. Ensure receipt of
these manuals, and that they are read and understood prior to installation.
For questions, call Liberty Pumps customer service at 1-800-543-2550.
Installer: Manual must remain with owner or
system operator/maintainer.
Record information from pump nameplate:
System:
Model(s):
Keep this manual handy for future reference.
For replacement manual, visit LibertyPumps.com,
or contact Liberty Pumps at 1-800-543-2550.
Retain dated sales receipt for warranty.
Serial(s):
7000 Apple Tree Avenue
Bergen, NY 14416
ph: 1-800-543-2550
fax: 1-585-494-1839
www.LibertyPumps.com
Control Panel:
Mfg Date:
Install Date:
Installation Manual
7353000J
Copyright © Liberty Pumps, Inc. 2021
All rights reserved.
Duplex Grinder Systems
D3648/D3660/D3672/D3684/D3696/D36120-Series
• 36” Diameter Fiberglass Basin
• Available in 48”, 60”, 72”, 84”, 96” and 120” Heights
Features
• LSG Grinder Pump (2 hp, 208/230V)
-or-
• LSGX Grinder Pump (2 hp, 208–230V)
• Pre-mounted Float System
– QuickTree® Float System on heights to 84”
• GR20 Guide Rail System
• NEMA 4X Duplex Control Panel
• NEMA 4X Junction Box
To Next Page
Need help?
General
