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JG79A895H01
Connector Cable (CN24)
MAC-1702RA-U
Models
MAC-1710RA-U
[FOR INSTALLER]
INSTALLATION MANUAL
CONNECTION MANUAL
[POUR L'INSTALLATEUR]
MANUEL D'INSTALLATION
MANUEL DE BRANCHEMENT
[PARA EL INSTALADOR]
MANUAL DE INSTALACIÓN
MANUAL DE CONEXIÓN
HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
English
Installation manual
1. Outline
This product is an adapter which outputs the ON/OFF signals from the
air conditioner to the backup heater.
2. Backup heating function
1. How to connect the relay
• Connect the connector to CN24 on the indoor electronic P.C. board.
• Connect the electrical wires to the relay.
Indoor electronic
P.C. board
2. Operation details
(1) Starting conditions
When both a) and b) are satisfied, the relay turns ON.
a) The HEAT mode is selected. (The unit operates in the HEAT mode
when the AUTO operation is selected.)
b) In the figure below, the conditions for ON are satisfied. (NOTE1)
(2) Releasing conditions
When either a) or b) is satisfied, the relay turns OFF.
a) The modes other than HEAT are selected. (The unit operates in
the mode other than HEAT when the AUTO operation is selected.)
b) In the figure below, the conditions for OFF are satisfied. (NOTE1)
NOTE1:
The Backup heating function changes to be enabled or disabled according to
the ambient temperature.
Backup heating
function
Enabled
Disabled
Relay (heater) turns ON or OFF by the difference between the room
temperature and the set temperature.
Relay
(heater)
ON
OFF
Flow chart for setting the ambient temperature to enable/disable the backup heating function
Entering the setup mode for the ambient temperature to enable/disable the function
Turn ON the power supply.
1. While pressing both OPERATION SELECT button and FAN SPEED button on the remote controller at
the same time, press RESET button.
2. First, release RESET button.
Hold down the other two buttons for another 3 seconds. Make sure that the COOL(
DRY(
)OPERATION on the LCD screen shown in the right figure are displayed. Then release the buttons.
Deleting the memorized abnormal condition
1. Press OPERATION SELECT button, and the setup screen for the ambient temperature to
enable the function will appear. *2
2. Press OPERATE/STOP (ON/OFF) button on the remote controller with the remote controller
headed towards the indoor unit. *1
3. Press EMERGENCY OPERATION switch so that the memorized abnormal condition is deleted.
Selecting the ambient temperature to enable the function
On the setup screen for setting the ambient temperature to enable the function, press TEMP (+) or
TEMP (-) button to adjust the ambient temperature to enable the function. *2 *3
Setting the ambient temperature to enable the function
Before pressing OPERATE/STOP (ON/OFF) button, make sure that no beep is heard.
Press OPERATE/STOP (ON/OFF) button on the remote controller (the COOL (
with the remote controller headed towards the indoor unit. *1
The beep sounds when the setup has been completed successfully.
Selecting the ambient temperature to disable the function
On the setup screen for setting the ambient temperature to disable the function, press TEMP (+) or TEMP (-)
button to adjust the ambient temperature to disable the function. *2 *3
Setting the ambient temperature to disable the function
Before pressing OPERATE/STOP (ON/OFF) button, make sure that no beep is heard.
Press OPERATE/STOP (ON/OFF) button on the remote controller (the DRY (
with the remote controller headed towards the indoor unit. *1
The beep sounds when the setup has been completed successfully.
Are both ambient temperatures to enable and disable the function set?
Printed in Thailand
Releasing the setup mode for the ambient temperature to enable/disable the function
Press FAN SPEED button on the remote controller with the remote controller headed towards the indoor unit. *1
Connection manual
For details on the cable layout, refer to "Connecting an
INTERFACE/CONNECTOR CABLE to the air conditioner"
Provided with Indoor unit of the air conditioner.
1. Accessory
Part name
Mounting cord
clamp
Screw for
mounting
4×16
(Coil rating of DC 12V,
1W or less.) Use
Fastener
(for bundling the
relay with reinforced
wires)
insulation
Relay
2. Connecting an connector cable to the air conditioner
Models for which the mounting
cord clamp is used
Ambient temperature
Ambient temperature
(Default)
(During operation)
50°F (10°C) or less
more than 50°F (10°C)
50°F (10°C)
68°F (20°C)
Room temperature
Room temperature
minus set temperature
minus set temperature
Mounting
(Initial)
(During operation)
cord clamp
-3°F (-1.5°C) or less
more than -3°F (-1.5°C)
-3°F (-1.5°C)
-1°F (-0.5°C)
)OPERATION and
) OPERATION is displayed)
) OPERATION is displayed)
Illustration Q' ty
1
1
1
Models for which the fastener
is used
Fastener
*1 A short beep is emitted once the signal is received.
*2 The COOL ( ) OPERATION and DRY ( ) OPERATION
on the LCD screen changes as follows by pressing
OPERATION SELECT button.
Lit
Setting the ambient
Not lit
temperature to enable
[
]
[
]
the function
Lit
Setting the ambient
Not lit
temperature to disable
[
]
[
]
the function
*3 When the selected temperature is below 0 degrees
Celsius, the icon [ ] to the left of the temperature on
the LCD screen will be lit.
Summary of Contents for Mitsubishi Electric MAC-1702RA-U
- Page 1 2. Backup heating function Part name Illustration Q' ty 1. How to connect the relay Mounting cord MAC-1702RA-U • Connect the connector to CN24 on the indoor electronic P.C. board. Models clamp • Connect the electrical wires to the relay.
- Page 2 Français Español Manuel d’installation Manuel de branchement Manual de Instalación Manual de conexión Pour le détail du schéma de câblage, reportez-vous au « Raccordement Para obtener más información sobre el cableado, consulte la explicación 1. Vue d’ensemble 1. Resumen d’un CÂBLE D’INTERFACE/CÂBLE DE CONNECTEUR au climatiseur » “Conexión de una INTERFAZ o un CABLE CONECTOR al acondicionador fourni avec l’appareil intérieur du climatiseur.