Safety Precautions
Names and functions of each part
Operation
When you press the COLLECTIVE ON/OFF switch, all groups will turn ON or OFF. Each time you press the MODE switch, the mode changes in order. Each time you press the MODE switch, the mode changes in the order shown on the right.
The screen will change as shown on the right each time the FAN SPEED switch is pressed. Each time the FAN SPEED switch is pressed, the display will change as shown on the right from the currently displayed fan speed state. Start/stop will be repeated each time the LOUVER switch is pressed, and the display will change as shown below.
The display will change as shown below each time the AIR DIRECTION key is pressed. Each time the AIR DIRECTION switch is pressed, the display will change as shown to the right from the currently displayed air direction condition. The lower limit temperature will change by 1°C each time the TEMP or switch is pressed.
The upper limit temperature changes by 1 °C each time TEMP or the switch is pressed.
Troubleshooting
If an error occurs while the [Collective Setting/Monitor Screen] is displayed, details of the error appear for the group containing the first problem. If the error occurs while the [Group Setting/Monitor Screen] is displayed, the error is displayed only if the currently selected group has the error. If an error occurs in multiple groups, the operating status display for each group with an error will flash. Therefore, check the details of the error with "Check errors in another group".
Setting/Monitor Screen], only the group operation status display of the group with the error will flicker.
When an external input signal is input
Initial settings
Error history monitor
Setting the functions
After setting the group and the linked unit, hold down the FILTER and LOUVER keys simultaneously for two or more seconds. Save the group setting information and related unit setting information, etc., with this step, and then perform the system boot communication. Register LOSSNAY to interface with the indoor unit using the interface unit setting.).
Select the unit, etc., to be registered in the group selected in step 1. Registering the unit in a group 4. Displayed details {Set the temperature display section. When groups 1 and 2 are not registered and indoor unit address 005 is registered in group 3. 1) Select the unit to be registered in the group selected in step 1. in the set temperature display section will change according to ranking whenever TEMP. When the FILTER key is pressed twice in this state, the unit registered in the group will be deleted.
Linked units cannot be placed until the units are registered in the group in which the linked units are to be placed. When registering the interlocking unit, if an indoor unit and the interlocking unit in a certain group are to be connected, always register the indoor unit with the smallest address number. If the unit is not registered for interlocking, the intercom unit cannot be used (switching ventilation) with the local remote control.
The screens will alternate between the group setting screen and the interlocked device setting screen each time the COL./GROUP switch is pressed. in which the locked device must be registered. When group 1 is not registered and the address 003 indoor unit is registered in group 2. on the indoor unit, it should be registered as the locked unit by pressing the COLLECTIVE ON/OFF switch. Selecting the interlocked device address number of the interlocked device to be registered with the indoor unit selected in step 3. Press TEMP while the indoor unit from step 3 is selected. of the locked device changes in the following order each time the switch is pressed.
Perform steps 3 and 5 to register a different indoor unit in the same group to the linked unit. Perform steps 2, 3, and 5 to register an indoor unit to a group other than the nested unit. Perform step 4 to display the address number of the linked unit for which the setting needs to be confirmed.
If the MODE LOCK switch is pressed again in this state, other units connected to the intercom unit can be confirmed.
Using the external input/output
The operation will start with the input of the work signal and end with the input of the stop signal. This applies to prohibition and permission.). When the handheld remote controller is set to prohibit, power on/off, operation mode, set temperature, and filter reset using the handheld remote controller will be prohibited. All operations using this controller and local remote control are prohibited when the emergency stop contact is ON.
To use the external signal output, use the 4-wire external output cable supplied with the device. In the event that one or more units are “ON” and an error occurs in one or more units, a signal is issued indicating that an error has occurred.
System limits
Specifications
The current time can be set collectively for system controllers and remote controls equipped with the time setting function. The set temperature range can be set collectively for remote controls equipped with the temperature range limit setting function. Set whether to prohibit operation with the local remote control using this controller or with another controller.
0 to 4 units (Includes the number of local remote controllers for one group.) 0 to 3 units in group with one local remote controller Number of system controllers.
