P/N 229787
REV F 05/20/2022
MODELS
RFHU-22
RFHU-23
RFHU-24
RFHU-32
RFHU-34
RFHU-41
RFHU-42
U.S. and Foreign Patents Pending
This manual is Copyright © 2022 Duke Manufacturing Co. All rights reserved.
Reproduction without written permission is prohibited. Duke is a registered
trademark of the Duke Manufacturing Co.
CAUTION:
Please read this manual completely before attempting
to install, operate or service this equipment
Installation and
Operation Manual
WARNING for CA residents: go to www.dukemfg.com/prop65 for prop 65 warning