Zoeller 600 Series Repair Manual

NOTICE TO INSTALLER: Instructions must remain with installation.
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Product information presented here reflects conditions at time of publication. Consult factory regarding discrepancies or inconsistencies.
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 solids-handling submersible sewage pumps.
This manual incorporates the parts list and repair instructions into
one document to aid in the ownership of a Zoeller submersible non-
clog wastewater product. Please read and review this manual before

Table of Contents

Safety Instructions......................................................................... 1
Replacement Parts List ............................................................ 2-3
Disassembly Procedures .............................................................. 4
Assembly Procedures ............................................................... 5-6
Pump Wiring Diagrams ................................................................. 7
Service Checklist ........................................................................... 8
To Order Replacement Parts
PLEASE FURNISH THE FOLLOWING INFORMATION:
• Model Number
• Part Number of Pump
• Serial Number
• System Voltage
• Replacement Part Number and Description.(refer to pages
2 & 3)
Short Term Storage
Storage of six months or less will not damage the submersible
pump. However, to ensure the best possible protection, the
following is advised:
• Store pump inside whenever possible or cover with some
type of protective covering.
• Tape or seal in plastic bag the terminal ends of wire leads.
• Spray coat unpainted surfaces with rust-inhibiting oil.
• See FM1798-Owner's Manual before start-up.
®
MAIL TO: P.O. BOX 16347 • Louisville, KY 40256-0347
SHIP TO: 3649 Cane Run Road • Louisville, KY 40211-1961
Tel: (502) 778-2731 • 1 (800) 928-PUMP
REPAIR MANUAL
600 SERIES SUBMERSIBLE NON-CLOG UNITS
© Copyright 2025 Zoeller
repairing the product. Follow the steps and procedures listed on FM0990
for a proper start-up upon installation. 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 FM1798 for owner's manual on 600 Series Pumps. Should
further assistance be necessary please call our Technical Service
Department at 1-800-928-PUMP (7867).

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
CAUTION
injury 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.
Co. All rights reserved.
®
FM1799
0125
Supersedes
1014
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