Zoeller 820 Owner's Manual

NOTICE TO INSTALLER: Instructions must remain with installation.
Product information presented
here re fl ects con di tions at time
of publication. Consult factory
re gard ing dis crep an cies or
in con sis ten cies.
visit our web site:
www.zoeller.com
MODEL 820 SUBMERSIBLE GRINDER UNITS
Congratulations on the purchase of the Zoeller 820 Series
submersible grinder pump. For over sixty years the name Zoeller
has rep re sent ed the standard for sub mers ible de w a ter ing and
sew age pumps. The same high quality work man ship and easy
main te nance design has been in cor po rat ed into this line of
heavy-duty sub mers ible grinder pumps. This Zoeller pump will
pro vide years of trou ble-free service when installed ac cord ing
to the manufacturer's recommendations.
This manual in cor po rates the in stal la tion, operation,
maintenance, and service instructions into one doc u ment to aid

Table of Contents

Safety Instructions ....................................................................... 1
Limited Warranty .......................................................................... 2
Preinstallation Checklist .............................................................. 3
General Information ..................................................................... 4
Pump Wiring Instructions ............................................................ 5
Typical Indoor Prepackaged System .......................................... 6
Indoor Prepackaged Installation Instructions ........................... 7
Typical Outdoor Prepackaged System ....................................... 8
Outdoor Prepackaged Installation Instructions ........................ 9
Operation ..................................................................................... 10
Cutter Maintenance .................................................................... 11
Service Checklist ........................................................................ 12
Owner's Information
Model Number: ______________ Date Code: _______________
Automatic
Packaged System
Job Name: ____________________________________________
Distributor: ____________________________________________
Date of Purchase: _________ Zoeller S/O No.: ______________
Contractor: ____________________________________________
Date of Installation: ____________________________________
System Readings During Start-up: Voltage _____ Amps ______
MAIL TO: P.O. BOX 16347 • Louisville, KY 40256-0347
SHIP TO: 3649 Cane Run Road • Louisville, KY 40211-1961
(502) 778-2731 • 1 (800) 928-PUMP • FAX (502) 774-3624
OWNER'S MANUAL
Nonautomatic
Field Assembled System
© Copyright 2008 Zoeller Co. All rights reserved.
in the own er ship of a Zoeller submersible wastewater prod-
uct. Please read and re view this manual before installing the
prod uct. Follow the steps in this manual for a proper start-up.
Many items con tained with in, when fol lowed cor rect ly, will not
only ensure a long and prob lem-free life for the pump, but also
save time and money during installation. Ref er ence FM1531
for re place ment parts on 820 Series Grind er Pumps. Should
fur ther as sis tance be necessary please call our Tech ni cal
Ser vice De part ment at 1-800-928-PUMP (7867).

Safety Instructions

TO AVOID SERIOUS OR FATAL PERSONAL INJURY OR MA-
JOR PROPERTY DAMAGE, READ AND FOLLOW ALL SAFETY
INSTRUCTIONS IN THIS MANUAL AND ON THE PUMP.
THIS MANUAL IS INTENDED TO ASSIST IN THE IN STAL LA TION
AND OPERATION OF THIS UNIT AND MUST BE KEPT WITH
THE PUMP.
This is a SAFETY ALERT SYMBOL.
When you see this symbol on the pump or in the
man u al, look for one of the following signal words
and be alert to the potential for personal injury or
property damage.
Warns of hazards that WILL cause serious personal
injury, death or major property damage.
Warns of hazards that CAN cause serious personal
injury, death or major property damage.
Warns of hazards that CAN cause personal injury
or prop er ty damage.
INDICATES SPECIAL INSTRUCTIONS WHICH ARE
VERY IMPORTANT AND MUST BE FOLLOWED.
THOROUGHLY REVIEW ALL INSTRUCTIONS AND WARNINGS
PRIOR TO PERFORMING ANY WORK ON THIS PUMP.
MAINTAIN ALL SAFETY DECALS.
PUMPS WITH THE "UL" MARK AND PUMPS WITH THE "US"
MARK ARE TESTED TO UL STANDARD UL778. CSA CERTIFIED
PUMPS ARE CERTIFIED TO CSA STANDARD C22.2 NO. 108.
REFER TO WARRANTY ON PAGE 2.
1
SECTION: 6.10.020
FM2167
1008
Supersedes
0906