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©2021 Lennox Industries Inc.
Dallas, Texas, USA
USER GUIDE
CONTROLS
508184-01
10/2021
Lennox Mini-Split Systems
Wireless Indoor Unit
Controller (22U52)
IMPORTANT!
Frequent changes to operating mode
may cause system malfunction.
Allow at least one minute between
mode changes to allow the system to
stabilize.
General
The mini-split wireless controller model
RG10A-CSWHB is a wireless local con-
troller for Lennox mini-split indoor unit
model M33C only.
This manual must be left with the
owner for future reference.
Shipping and Packing List
Package 1 of 1 contains;
1 – Wireless Controller
2 – AAA batteries
1 – Remote controller holder with
mounting screw
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