Lennox M0STAT61Q-1 Instructions d'installation
©2018 Lennox Industries Inc.
Dallas, Texas, USA
INSTALLATION/
OPERATION
INSTRUCTIONS
CONTROLS
507561-04
8/2018
Supersedes 507561-03
This manual must be left with the
owner for future reference.
Shipping and Packing List
Package 1 of 1 contains;
1 – Wired Controller
1 – Installation and operation manual
1 – Cable with connector – 20 ft. (6 m)
IMPORTANT!
Frequent changes to operating mode
may cause system malfunction.
Allow at least one minute between
mode changes to allow the system to
stabilize.
Lennox Mini-Split
Systems Wired Indoor Unit
Controller (M0STAT61Q-1)
WARNING
Improper installation, adjustment,
alteration, service or maintenance
can cause property damage, personal
injury or loss of life.
Installation and service must be
performed by a licensed professional
HVAC installer (or equivalent) or
service agency.
2
Requirements
Turn off power supply before beginning
installation. Use this controller only as
described in this manual. Do not install
the controller on outside walls (where
there is unconditioned space on opposite
side of wall) or in locations where direct
sunlight may be present.
Installation
WARNING
IBe sure that power supply has
been turned off before beginning
installation.
CAUTION
Clean controller using a clean, damp
cloth. Do not spray cleanser on or
around controller.
WARNING
Do not operate controller with wet
hands.
CAUTION
Do not install controller in areas where
heavy oil, vapor, or gases containing
sulfur may exist or the controller may
be damaged.
IMPORTANT!
Read all of the information in this
manual before using this controller.
All wiring must conform to local and
national building and electrical codes
and ordinances. This is a 5 VDC
controller. Do not install on voltages
higher than 5 VDC.
• This manual provides the installation
instructions for this controller. Refer to
the included wiring diagram to connect
the controller to the indoor unit.
• The controller uses low voltage. Keep
a minimum distance of 12” (305 mm)
between low voltage control wire and
high voltage power wires.
• Ground the shielded control wiring.
• Do not use a megger to test insulation.
• The controller cable length should not
exceed 40 ft. (12 m).
3
IMPORTANT!
The provided cables must be used. Do not use excessive force while pulling the
cable or when making the connections.
1. Connect controller to indoor unit main control board by inserting the plug of the
5-conductor cable into the socket provided at the indoor unit.
Indoor unit
display board
5-conductor wire 5-conductor wire
Figure 1. Wiring Connection
2. Remove the cover from the wall plate using a at-head screwdriver. See gure 2.
3. Mount the wall plate as appropriate for your application. See gure 3.
NOTE: Provide for future maintenance by allowing enough slack in the wiring to
allow the controller to be removed from the wall if needed.
Slots
Figure 2. Remove Cover from Wall Plate
4
4. Attach the wall plate using the provided screws. See gure 3.
Back plate
Screws (M4×20)
J-box
Back plate
Screw (M4×20)
Screws (M4×25)
Figure 3. Mount Wall Plate
5. Reattach the cover to the wall plate. See gure 4.
Figure 4. Reattach Cover to Wall Plate
5
Field Wiring Diagram
RUN GND
+5V
Wired
Controller
5-Way Terminal
Shielded
5-Conductor Cable
Emitter Tube
Indoor Unit
Display Board
Figure 5. Typical Wiring Diagram
Specications
Table 1. Specications
Input Voltage 5VDC
Ambient Temperature 23~110°F (-5~43°C)
Ambient Humidity RH40%~RH90%
6
Display
1 2
1 12
Operation mode indication Follow me function
ON/OFF indication
Timer ON/OFF
Temperature display zone
Lock
Fan speed indication
Figure 6. Display
• Operation mode. These icons
show the current mode of operation.
Press the mode button to scroll
through the operation modes:
Auto → Cool → Dry → Heat → Fan.
• Timer ON/OFF. These icons light
to indicate that the indoor unit has a
timed auto-start or auto-stop set.
• Follow me. This icon displays when
the air temperature sensor in the
wired remote controller is the sensor
being used by the indoor unit. When
this function is off, the indoor unit uses
a built-in sensor.
• ON/OFF. This icon displays when the
indoor unit is turned on.
• Fan speed. Displays the current fan
speed.
• Lock. This icon displays when the
controller is locked.
• Temperature display. Displays
setpoint temperature.
7
Button Descriptions
MODE BUTTON
TIMER ON BUTTON
FOLLOW ME BUTTON
TIMER OFF BUTTON
RESET BUTTON
ON / OFF BUTTON
ADJUST BUTTON▲
ADJUST BUTTON▼
SWING BUTTON
ECONOMY BUTTON
FANSPEEDBUTTON
LOCK BUTTON
TIMER
ON
TIMER
OFF
FOLLOW
ME
MODE
RESET LOCK
FAN SPEED
ECO
SWING TEMP
Figure 7. Buttons
• Mode button. Press to scroll
through the operation modes:
Auto → Cool → Dry → Heat → Fan.
• Timer ON button. Press to set the
number of hours of delay before the
indoor unit begins operation.
• Timer OFF button. Press to set the
number of hours of delay before the
indoor unit stops operation.
• Follow Me button. Press to activate
the controller’s air temperature
sensor. This transfers the temperature
sensing function from the indoor unit
to the controller. The indoor unit’s air
temperature sensor will be disabled.
• Reset button. Using a blunt-tipped
device (paper clip), press to cancel
8
current settings and reset remote
controller to factory settings.
• On/Off button. Press to turn the
indoor unit on or off.
• Up arrow button. Press to increase
the temperature setpoint or to scroll
through settings options.
• Down arrow button. Press to
decrease the temperature setpoint or
scroll through settings options.
• Swing button. Press once to initiate
louver left & right oscillation. Press
again to stop louver oscillation.
Louvers remain in place where
stopped. Not available in all indoor
unit models.
• Economy button. Not used.
• Fan speed. Press to scroll through
the fan speeds: Auto → Low → Med
→ High.
• Lock button. Using a blunt-tipped
device (paper clip), press to lock or
unlock the current setting.
Operations
Start/Stop Operation
Press the LED power button.
• Controller ON: Power button LED lit
brightly.
• Controller OFF: Power button LED
not lit.
Select Fahrenheit or Celsius
Display
Press and Up and Down buttons at the
same time, and hold for three seconds to
toggle between Fahrenheit and Celsius.
To set the Operation Mode
Press the Mode button to scroll through
the mode selections.
• Auto – System operates in cooling or
heating mode as determined by the
setpoint and the room temperature.
NOTE: The use of Auto mode for multi-
zone units is not recommend.
All zones should be in the
same mode of operation to
ensure there is not a conict
error mode.
• Cool – System operates in cooling
mode.
9
• Dry – System removes humidity
according to preset conditions (fan
speed and setpoint temperature, not
a humidistat sensor). Cannot adjust
fan speed.
• Heat – System operates in heating
mode.
• Fan – Fan only, no heating or cooling.
To Set (or change) the Room
Temperature Setting (Set )Point)
Press the up arrow & down arrow buttons
to adjust the setpoint.
Dry mode
1. Press the Power button, an LED
light on the indoor unit displays.
2. Press the Mode button to select Dry.
3. Adjust the temperature setpoint
using up and down arrow buttons.
NOTE: Fan speed is not adjustable.
Timer Operation
Timer ON and Timer OFF are used to
turn on and turn off the indoor unit at
selected intervals.
Timer ON operation
1. Press the Timer ON button. The
Timer on icon, the last auto-on time,
and “h” will display.
2. Press the Timer ON button again to
set the amount of time before the
indoor unit begins operation. Each
press will increase the time in half
hour increments until 10 hours, then
the increment becomes 1 hour.
Timer OFF Operation
1. Press the Timer OFF button. The
Timer off icon, the last auto-off time,
and “h” will display.
2. Press the Timer OFF button again
to set the amount of time before the
indoor unit stops operation. Each
press will increase the time in half
hour increments until 10 hours, then
the increment becomes 1 hour.
Modify Timer ON/OFF Settings
1. Press either the Timer ON button or
the Timer OFF button to modify that
setting.
2. Continue to press the Timer ON or
Timer OFF button until the display
shows the new time. Each press
will increase the time in half hour
increments until 10 hours, then the
increment becomes 1 hour.
3. Set the timer to 0.0 to turn off timed
operation.
10
Troubleshooting
Table 2. Fault Codes (Indoor
Unit)
Code Description
E0 Indoor unit EEPROM error
E1 Communication error
between indoor unit and
outdoor unit
E3 Indoor fan speed error
E4 Indoor return air temperature
sensor error
E5 Indoor coil temperature
sensor error
EC Low refrigerant
EE High water level alarm
F0 Outdoor current overload
sensed
F1 Outdoor ambient
temperature sensor error
F2 Outdoor coil temperature
sensor error
F3 Compressor discharge
temperature sensor error
F4 Outdoor unit EEPROM error
Table 2. Fault Codes (Indoor
Unit)
Code Description
F5 Outdoor unit fan speed error
P0 Inverter module IPM error
P1 High or low voltage
protection
P3 Outdoor unit low temperature
lockout
P4 Compressor drive error
-- Mode conict
P6 Compressor high-pressure or
low-pressure switch open
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