Zoeller 840 Owner's Manual

Product information presented
here reflects conditions at time of
publication. Consult factory regarding
discrepancies or inconsistencies.
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Zoeller Pump Company
Product on our website:
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MODELS 840, 841 & 842 SUBMERSIBLE GRINDER UNITS
Congratulations on the purchase of a Zoeller submersible
grinder pump. Since 1939, the name Zoeller has represented
the standard for submersible dewatering and sewage pumps.
The same high-quality workmanship and easy maintenance
design has been incorporated into this line of heavy-duty
submersible grinder pumps. This Zoeller pump will provide
years of trouble-free service when installed according to the
manufacturer's recommendations.
This manual incorporates the installation, operation,
maintenance, and service instructions into one document to

Table of Contents

Safety Instructions ....................................................................... 1
Limited Warranty and Application .............................................. 2
Preinstallation Checklist ...........................................................2-3
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: _______________
 Simplex

 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 USA
SHIP TO: 3649 Cane Run Road • Louisville, KY 40211-1961 USA
+1 (502) 778-2731 • 1-800-928-7867 • FAX +1 (502) 774-3624
OWNER'S MANUAL
Duplex
Field Assembled System
© Copyright 2015 Zoeller
aid in the ownership of a Zoeller submersible wastewater
product. Please read and review this manual before installing
the product. Follow the steps in this manual for a proper start-
up. Many items contained within, when followed correctly,
will not only ensure a long and problem-free life for the pump,
but also save time and money during installation. Reference
FM1308 for model 840, FM2445 for model 842 and FM2180
for model 841 replacement parts. Should further assistance
be necessary, please call our Product Support Department at
+1-502-778-2731.

Safety Instructions

TO AVOID SERIOUS OR FATAL PERSONAL INJURY OR MAJOR
PROPERTY DAMAGE, READ AND FOLLOW ALL SAFETY
INSTRUCTIONS IN THIS MANUAL AND ON THE PUMP.
THIS MANUAL IS INTENDED TO ASSIST IN THE INSTALLATION
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
manual, 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
CAUTION
or property 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.
Co. All rights reserved.
®
1
SECTION: W2.40.020
50/60Hz
visit our web site:
zoellerpumps.com
FM2168_Ec
0815
Supersedes
1114