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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

Summary of Contents for 22U52

Page 1: ...n 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 ind...

Page 2: ...is pointed directly at the indoor unit If the remote controller is pointed direct ly toward the ceiling it will not control the indoor unit except cassette units if installed directly above the holde...

Page 3: ...in one degree increments maxi mum 86 F minimum 62 F NOTE Temperature cannot be adjust ed in FAN mode NOTE Press and hold both buttons for three seconds to alternate the temperature display between th...

Page 4: ...rgy efficiency of the unit NOTE Only available in cooling mode ECO Operation Sets unit to 75 F unit operation if setpoint is lower Sets fan to Auto operation if setpoint is over 75 F NOTE If setpoint...

Page 5: ...nd on 10 SWING Button Used to stop or start louver auto swing feature 11 BREEZE AWAY Button Prevents unit from blowing air directly on a person NOTE Only available in COOL FAN or DRY modes 12 CLEAN Bu...

Page 6: ...lean feature display Not applicable for this unit Sleep feature display Follow Me feature display Not applicable for this unit Low battery detection flashing Displays when LOCK feature is activated Si...

Page 7: ...lect DRY mode b Press the UP DOWN buttons to set the desired temperature c Press the ON OFF button to start the air conditioner Timer ON OFF Operation a Press the TIMER button The remote controller sh...

Page 8: ...system to automatically increase cooling or decrease heating in 2 F increments per hour for the first two hours then maintain a steady temperature for five hours System reverts back to previous op er...

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