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Wayne CDU790 User Manual

Wayne CDU790
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SPECIFICATIONS
POWER SUPPLY REQUIREMENTS 120 V, 60 Hz
MOTOR Single Phase, Dielectric Oil Filled
HORSEPOWER
1 HP .................... (CDU1000)
3/4 HP ................ (CDU980E)
1/2 HP............ (CICDU800, CDU800,
............................. SPF50, CDT50)
1/3 HP ........... (CICDU790, CDU790,
................................SPF33, WST33)
CIRCUIT REQUIREMENTS 15 A (minimum)
DIMENSIONS
11-1/2 in. high x 9-3/4 in. base
ON LEVEL (FACTORY SET) Vertical: Approximately 9 in.
Tether: Approximately 13 in.
OFF LEVEL (FACTORY SET)
Vertical: Approximately 4 in.
Tether: Approximately 7 in.
600002-001 D 05/19
© 2018, WAYNE/Scott Fetzer Company
Submersible Sump Pump
www.waynepumps.com
Intended for Indoor Use Only
Vertical Float Switch
Tether Float Switch
Please read and save these instructions. Read carefully before attempting to assemble, install,
operate or maintain the product described. Protect yourself and others by observing all safety
information. Failure to comply with instructions could result in personal injury and/or property
damage! Retain instructions for future reference.
Operating Instructions and Parts Manual Sumps
*Images are for illustration purposes only.
Not all models are shown.
CONSTRUCTION
MOTOR HOUSING
Cast Iron
(CICDU800, CICDU790), Stainless Steel,
(CDU1000, CDU980E)
Coated Steel (
CDU800,
CDU790,
SPF33, SPF50, CDT50) Reinforced
Thermoplastic (WST33)
VOLUTE
CDU1000, CDU980E,
CDU800, CDU790, CDT50
Cast Iron
SPF33, SPF50, WST33
Glass Reinforced Thermoplastic
IMPELLER Glass Reinforced Thermoplastic
SHAFT Steel
DISCHARGE 1-1/2 in. NPT
PERFORMANCE GAL/HR
Model HP
Discharge Head (Lift Distance)
0 ft 5 ft 10 ft 15 ft 20 ft
CDU1000 1/2 6100 5460 5100 4560 3840
CDU980E 3/4 5490 5076 4600 4100 3500
CICDU800,
CDU800, CDT50
1/2 5100 4500 3840 3060 2040
CICDU790,
CDU790
1/3 4600 3810 3060 2220 1200
SPF50 1/2 4300 3900 3360 2700 1260
SPF33 1/3 3750 3300 2718 1920 -
WST33 1/3 3000 2610 2130 1404 400

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Wayne CDU790 Specifications

General IconGeneral
BrandWayne
ModelCDU790
CategoryWater Pump
LanguageEnglish

Summary

Pump Specifications

Sump Pump Description and Safety

Critical Safety Warnings and Precautions

Details essential electrical, grounding, and operational safety measures.

Safety Precautions and Installation Guidelines

General Safety Warnings

Covers handling, fluid types, water use restrictions, and extension cord prohibition.

Step-by-Step Installation Guide

Plumbing and Electrical Connections

Details discharge plumbing, check valve installation, and power connection.

Troubleshooting and Maintenance Warnings

Common Pump Issues and Solutions

Details problems like failure to start, cycling, or overheating with remedies.

Advanced Troubleshooting and Routine Maintenance

Troubleshooting Specific Problems

Addresses GFCI trips, noise, shutoff issues, and low flow problems.

Customer Support and Warranty Information

Limited Warranty Terms and Conditions

Covers warranty duration, coverage, exclusions, and claim process.

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