Lennox RG10F2-MMA User manual

INSTALLATION AND USER
INFORMATION GUIDE
©2023 Lennox Industries Inc.
Dallas, Texas, USA
CAUTION
As with any mechanical equipment,
contact with sharp sheet metal edges
can result in personal injury. Use caution
while handling this equipment. Wear
gloves and protective clothing.
IMPORTANT
Frequent changes to operating mode
may cause system malfunctions. Allow
at least one minute between mode
changes to allow the system to stabilize.
Shipping and Packing List
Package 1 of 1 contains:
1 – Wireless Controller
2 – AAA batteries
1 – Remote controller holder with
mounting screw
Lennox Mini-Split Systems
Indoor Wireless
Programmable Controller
(RG10F2-MMA)
CONTROLS
508415-01 9/2023
This manual must be left with the owner
for future reference.
Table of Contents
General...................................................2
Requirements .........................................2
Remote Controller Specications ...........2
Handling the Remote Controller .............2
Inserting and Replacing Batteries...... 2
Battery Disposal................................. 3
Remote Controller Tips ...................... 3
FCC Compliance Statement .............. 3
Buttons and Functions............................4
Screen Icons...........................................5
Basic Functions ......................................6
Setting the Temperature..................... 6
AUTO Mode ....................................... 6
COOL Mode....................................... 6
DRY Mode ......................................... 7
HEAT Mode........................................ 7
FAN Mode .......................................... 8
Setting the TIMER.............................. 8
Advanced Functions...............................9

2
General
The RG10F2-MMA is a wireless
programmable controller for the MLB/
MPC outdoor units with MMA indoor
units. It is capable of executing timed
schedules for daily operation. These
instructions are intended as a general
guide and do not supersede local codes
in any way. Consult authorities having
jurisdiction before installation.
Requirements
Verify the power supply has been
turned o󰀨 before beginning installation.
This controller should be used only as
described in this manual.
Do not install the controller on exterior
walls (where there is unconditioned
space on opposite side of wall) or in
locations where direct sunlight may be
present.
Remote Controller Specications
Model RG10F2-MMA
Rated Voltage 3.0V
(Dry batteries, AAA)
Signal Receiving
Range
26 feet (8 meters)
Environment 23°F~140°F
(-5°C~60°C)
Handling the Remote Controller
Inserting and Replacing Batteries
1. Slide the back cover on the remote
controller downward, exposing the
battery compartment.
2. Insert the batteries; match the (+)
and (-) ends of the batteries with
the symbols inside the battery
compartment.
3. Slide the battery cover back into
place.
Figure 1. Removing Battery Cover
NOTE: For optimum product
performance: Do not mix old
and new batteries, or batteries
of dierent types. Do not
leave batteries in the remote
controller if it will not be used
for more than two months.

3
Battery Disposal
Do not dispose of batteries as unsorted
municipal waste. Refer to local laws for
proper disposal of batteries.
Remote Controller Tips
• The remote controller must be used
within 26 feet (8 meters) of the unit.
• The unit beeps when remote signal is
received.
• Curtains, other materials, and direct
sunlight can interfere with the infrared
signal receiver.
• Remove batteries from the remote
controller if it will not be used for more
than two months.
FCC Compliance Statement
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference.
2. This device must accept any
interference received, including
interference that may cause
undesired operation.
NOTE: This equipment has been tested
and found to comply with the
limits for a Class A digital device,
pursuant to Part 15 of the FCC
Rules. These limits are designed
to provide reasonable protection
against harmful interference
when the equipment is operated
in a commercial environment.
This equipment generates, uses,
and can radiate radio frequency
energy, and if it is not installed
and used in accordance with the
instruction manual, it may cause
harmful interference to radio
communications.
Operation of this equipment in a
residential area is likely to cause
harmful interference, in which
case the user will be required to
correct the interference at their
own expense.
MODIFICATIONS:
Any modications made to this
device that are not approved by
Lennox International may void
the authority granted to the user
by the FCC to operate this equip-
ment.

4
The following is a brief overview of the remote controller. For instructions on how to
operate the unit, see “Basic Functions” on page 6 of this manual.
Figure 2. Controller Buttons and Functions
ON/OFF
Turns the unit on or o󰀨.
TEMP
Increases temperature in 1°F (1°C)
increments. Max. temperature is 86°F
(30°C). Also used to set the Timer On/
Timer O󰀨 functions.
TEMP
Decreases temperature in 1°F (1°C)
increments. Max. temperature is
60°F (16°C). Also used to set the
Timer On/Timer O󰀨 functions.
TIMER ON
Sets timer to turn unit on
(see How to Use Basic
Function for instructions).
TIMER OFF
Sets timer to turn unit o󰀨
(see How to Use Basic
Function for instructions).
MODE
Scrolls through operation modes as
follows: AUTO → COOL → DRY →
HEAT → FAN.
SWING
Not available.
OK
Used to conrm the
selected functions.
FAN SPEED
Selects fan speeds in fthe
following order AUTO →
LOW → MED → HIGH.
SHORTCUT
Used to restore the current
settings or resume previous
settings.
°C/°F
The temperature display
between the °C & °F.
SLEEP
Saves energy during sleep
hours.
LED
Not available.
Buttons and Functions
LOCK
Press to disable the button
functions of the controller.
SET
Scroll to locate
I SENSE ( ) function. Press the
OK button to conrm. Fresh and
AP mode are not functional with
this unit.

5
Screen Icons
Transmission Indicator
MODE
TIMER ON
FAN SPEED
TIMER OFF
LOCK
Not available for
this unit
Temperature/Timer/Fan speed
Not applicable for this unit
Sleep mode icon
I Sense icon
Not applicable for this unit
Low battery detection display
(If flashes)
Displays when LOCK feature
is activated.
Lights up when remote
sends signal to indoor
unit Displays the current
including:
mode,
Displays the set temperature
by default, or fan speed or
timer setting when using
TIMER ON/OFF functions.
Temperature range:
oo
16-30 C/60-86 F
Timer setting range:
0-24 hours
This display is blank when
operating in FAN mode.
Not applicable
for this unit.
LOW
MED
HIGH
AUTO
Displays selected fan speed:
This fan speed can not be
adjusted in AUTO or DRY
mode.
Note:
All icons are shown for display purposes only.
During actual unit operation, only active icons are displayed.
The following icons display after powering up the remote controller.
NOTE: All icons shown in Figure 3 are for display purposes only.
Only active icons display during unit operation.
Figure 3. Remote Controller Screen Icons

6
Basic Functions
Before operation, verify the unit is powered
up.
Setting the Temperature
The operating temperature range for units
is 60-86°F (16-30°C).
Users can increase or decrease the set
temperature in 1°F (1°C) increments.
AUTO Mode
In AUTO mode, the unit will automatically
select the COOL, FAN, or HEAT function
based on the set temperature.
1. Press the MODE button to select
AUTO.
1
3
2
2. Set the target temperature using the
TEMP or TEMP button.
3. Press the ON/OFF button to start the
unit.
NOTE: FAN SPEED cannot be set in
AUTO mode.
COOL Mode
1. Press the MODE button to select
COOL mode.
2. Set the target temperature using the
TEMP or TEMP button.
3. Press FAN button to select the fan
speed: AUTO, LOW, MED, HIGH.
4. Press the ON/OFF button to start the
unit.
1
3
2
4

7
DRY Mode
1. Press the MODE button to select
D R Y.
2. Set the target temperature using the
TEMP or TEMP button.
3. Press the ON/OFF button to start the
unit. FAN SPEED cannot be changed
in DRY mode.
1
3
2
HEAT Mode
1. Press the MODE button to select
HEAT mode.
2. Set the target temperature using the
TEMP or TEMP button.
3. Press FAN button to select the fan
speed: AUTO, LOW, MED, HIGH
4. Press the ON/OFF button to start the
unit.
NOTE: As outdoor temperature drops,
the performance of the unit’s
HEAT function may be aected.
In such instances, Lennox
recommends using this unit in
conjunction with other heating
appliances.
1
3
2
4

8
FAN Mode
1. Press the MODE button to select FAN
mode.
2. Press FAN button to select the fan
speed: AUTO, LOW, MED, HIGH.
3. Press the ON/OFF button to start the unit.
NOTE: The temperature can not be
set while in FAN mode. As a
result, your remote controller’s
LCD screen will not display
temperature.
Setting the TIMER
TIMER ON
1. Press TIMER ON to initiate the ON
time sequence.
1
2
3
2. Press the TEMP or TEMP
button to set the start time for the unit.
3. Point the remote controller toward the
unit and wait for one second.
The TIMER ON function is set.
TIMER OFF
1. Press TIMER OFF to initiate the OFF
time sequence.
2. Press the TEMP or TEMP
button to set the end time for the unit.
3. Point the remote controller toward the
unit and wait for one second.
The TIMER OFF function is set.
NOTE: When setting the TIMER
ON or TIMER OFF, the time
will increase by 30 minutes
increments with each press, up
to 10 hours. After 10 hours and
up to 24 hours, it will increase in
1 hour increments. (For example,
press 5 times to get 2.5h, and
press 10 times to get 5h. The
timer will revert to 0.0 after 24.)
Cancel either function by setting
its timer to 0.0h.
To Cancel TIMER ON/TIMER OFF
Cancel either function by setting the timer
to 0.0h.

9
• SWING
Not applicable for this unit.
• SHORTCUT
Press Shortcut and the system
automatically reverts to the previous
settings (including Operating Mode,
Setting Temperature, Fan Speed Lev-
el, and Sleep Feature, if set).
NOTE: If the Shortcut button is pressed
for longer than two seconds, the
system automatically restores the
current operation settings.
• °C/°F
Press °C/°F to alternate the tem-
perature display between celcius and
farenheit.
• LED Display
Press the LED button to turn on and
o󰀨 the LED display on the indoor unit.
• SLEEP
Press the Sleep button to decrease
the unit’s energy usage. This function
is benecial for users who do not
require the same temperature settings
to stay comfortable while sleeping.
Only the remote controller can acti-
vate the Sleep function.
NOTE: The Sleep function is not
available in FAN or DRY mode.
• LOCK
Press LED and °C/°F simultaneously
for ve seconds to activate the Lock
function. Once locked, all buttons lose
functionality. To restore functionality,
press LED and °C/°F simultaneously
for two seconds.
• SET
Press the SET button to enter the
function setting. Press SET, TEMP
or TEMP to select the target func-
tion. The selected symbol will ash on
the display area, press the OK button
to conrm.
To cancel the selected function, press
SET, TEMP or TEMP to locate
the function to cancel. After locating
the system function, press OK to
cancel it.
• I SENSE
Enables the remote controller to
measure the temperature at its
current location and send this signal
to the unit every three minutes. When
using AUTO, COOL or HEAT modes,
measuring ambient temperature from
the remote controller (instead of from
the indoor unit itself) enables the unit
to optimize the temperature to ensure
maximum comfort.
Advanced Functions