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Specifications subject to change without notice.                                                                         OM-40MBD-04

REMOTE CONTROL

IMPORTANT: 

The remote control can operate the unit from a distance 

of up to 26 ft. (8 m) as long as there are no obstructions. 

NOTE: 

If a wireless remote controller is used, relocate the IR 

Receiver within line of sight of the remote location using the 6 ft. 
cable included. The factory location of the IR receiver is inside the 
control box.

 

When the timer function is used, the remote control should be kept in 
the vicinity of the fan coil (within 26 ft. (8 m).

The remote control can perform the following basic functions:
• Turn the system ON and OFF
• Select the operating mode
• Adjust room air temperature set point and fan speed
• Adjust right-left airflow direction

Refer to the “Remote LCD Screen Indicators” on page 5

 

for a detailed 

description of all the capabilities of the remote control.

Battery Installation

Two AAA 1.5v alkaline batteries (included) are required for remote 
control operation.

To install or replace batteries:

1. Slide the back cover off the control to open the battery 

compartment.

2. Insert the batteries. Follow the polarity markings inside the battery 

compartment.

3. Replace the battery compartment cover.

NOTES:

1. When replacing batteries, do not use old batteries or a different type 

battery. This may cause the remote control to malfunction.

2. If the remote is not going to be used for several weeks, remove the 

batteries. Otherwise, battery leakage may damage the remote 
control.

3. The average battery life under normal use is about 6 months.
4. Replace the batteries when there is no audible beep from the indoor 

unit or if the Transmission Indicator fails to light.

5. When batteries are removed, the remote control erases all 

programmed settings. The control must be reprogrammed after the 
insertion of new batteries.

Remote Control Operation - Quick Start

NOTE: 

When transmitting a command from the remote control to the 

unit, be sure to point the control toward the right side of the unit. The 
unit confirms receipt of a command by sounding an audible beep.

1. Turn the unit on by pushing 

ON/OFF

.

NOTE: 

If there is a preference for °C rather than °F (default), 

press and hold

   

  and        temperature set point buttons together 

for approximately 3 seconds.

2. Select the desired mode by pushing 

MODE

.

Fig. 5 —Modes

3. Select the temperature set point by pointing the control toward the 

unit and pressing the increase/decrease temperature set point 

buttons until the desired temperature appears on screen.

4. Press 

FAN

 to select the desired fan speed.

NOTE: 

If the unit is operating in 

DRY

 or 

AUTO

 mode, the fan 

speed will be automatically set.

Manual Operation

If the remote control is lost, damaged, or the batteries are exhausted, the 

MANUAL

 button located on the IR Receiver can be used to run the unit.

When 

MANUAL

 is pressed once, the 

AUTO

 mode takes affect (heat or 

cool). When this button is pressed twice, the system enters the 

TEST

 

mode and runs for 30 minutes in the 

COOLING

 mode (it will run in the 

AUTO

 mode afterward). When pressed three times, the system turns off.

Fig. 6 — IR Receiver Display Panel

The set conditions of manual operation are as follows:

• Preset set point: 76°F (24°C)
• Fan speed: AUTO

EQUIPMENT DAMAGE HAZARD

Failure to follow this caution may result in equipment damage. Handle the 

control with care and avoid getting the control wet.

CAUTION

AUTO

COOL

DRY

HEAT

FAN

Ÿ

ź

Summary of Contents for 40MBD Series

Page 1: ...ease record the model and serial numbers of your new equipment in the spaces provided This information along with the installation data and dealer contact information will be helpful should your syste...

Page 2: ...according to the user selected set point NOTE AUTO mode is recommended for use on single zone applications ONLY Using AUTO CHANGEOVER on multi zone applications could set an indoor unit to STANDBY mo...

Page 3: ...thout notice 3 PARTS LIST Table 1 Parts List Fig 1 Indoor Unit DISPLAY PANEL Fig 2 IR Receiver Display Panel PART NO PART NAME 1 Air outlet 2 Air inlet 3 Air filter 4 Electric Control Cabinet 5 Wired...

Page 4: ...ases temperature O O in 1 F 1 C increments Max temperatur e is O O 86 F 30 C Set timer to turn unit on or off Saves energy during sleeping hours Selects fan speeds in the following order AUTO LOW MED...

Page 5: ...f flashes Displays when LOCK feature is activated LOW MED HIGH AUTO Lights up when remote sends signal to indoor unit Displays selected fan speed Displays the current including mode This fan speed can...

Page 6: ...audible beep from the indoor unit or if the Transmission Indicator fails to light 5 When batteries are removed the remote control erases all programmed settings The control must be reprogrammed after...

Page 7: ...unction TIMER ON to start the unit and TIMER OFF to stop the unit can be used separately or together Timer ON only This function allows the unit to start automatically at the set time The TIMER ON can...

Page 8: ...s location The remote control sends this signal to the air conditioner every 3 minutes This function is not available for DRY and FAN modes Freeze Protection Mode Press FP for approximately 2 seconds...

Page 9: ...d Clean the filters and reposition them in the unit Operate the unit in FAN ONLY mode for 12 hours to dry all internal parts Turn the main power supply off and remove batteries from the remote control...

Page 10: ...the unit away from direct sunlight and heat as this may interfere with remote control transmissions Do not block air intakes and outlets on the indoor or outdoor units Energy Saving Recommendations T...

Page 11: ...reaker has tripped or a fuse has blown Power failure Diagnostic lights illuminate Voltage is too low Reset the circuit breaker or replace the fuse with the specified replacement fuse Call your service...

Page 12: ...erwood Parkway Atlanta GA 30339 Edition Date 10 20 Catalog No OM 40MBD 04 Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incu...

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