Mitsubishi Electric PUZ-A12NKA7 Service Manual page 90

12-1-2. Selecting functions using the IR wireless remote controller (Type C)
Functions can be selected with the IR wireless remote controller. Function selection using IR wireless remote controller is available only for
refrigerant system with wireless function. Refrigerant address cannot be specified by the IR wireless remote controller.
[Flow of function selection procedure]
CHECK
ON/OFF TEMP
AUTO STOP
FAN
AUTO START
MODE VANE
CHECK LOUVER h
TEST RUN min
RESET
SET CLOCK
[Operating instructions]
1 Check the function settings.
CHECK
2 Press the button twice continuously. CHECK is lit and "00" blinks.
Press the TEMP button once to set "50". Direct the IR wireless remote controller toward the receiver of the indoor unit and press
h
the button.
3 Set the unit number.
Press the TEMP button to set the unit number. (Press "01" to specify the indoor unit whose unit number is 01.)
Direct the IR wireless remote controller toward the receiver of the indoor unit and press the button.
By setting unit number with the button, specified indoor unit starts performing fan operation.
Detect which unit is assigned to which number using this function. If unit number is set to AL, all the indoor units in same
refrigerant system start performing fan operation simultaneously.
Notes:
1. If a unit number that cannot be recognized by the unit is entered, 3 beeps of 0.4 seconds will be heard. Reenter the unit number setting.
2. If the signal was not received by the sensor, you will not hear a beep or a "double ping sound" may be heard. Reenter the unit number setting.
4 Select a mode.
Press the TEMP button to set a mode. Press "24" to turn on the function that raises the set temperature by 4 degrees
during heat operation. Direct the IR wireless remote controller toward the sensor of the indoor unit and press the button.
The sensor-operation indicator will blink and beeps will be heard to indicate the current setting number.
Current setting number: 1 = 1 beep (one second)
Notes:
1. If a mode number that cannot be recognized by the unit is entered, 3 beeps of 0.4 seconds will be heard. Reenter the mode number.
2. If the signal was not received by the sensor, you will not hear a beep or a "double ping sound" may be heard. Reenter the mode number.
5 Select the setting number.
Press the TEMP button to select the setting number. (02: Not available)
Direct the IR wireless remote controller toward the receiver of the indoor unit and press the button.
The sensor-operation indicator will blink and beeps will be heard to indicate the setting number.
Setting number: 1 = 2 beeps (0.4 seconds each)
Notes:
1. If a setting number that cannot be recognized by the unit is entered, the setting will turn back to the original setting.
2. If the signal was not received by the sensor, you will not hear a beep or a "double ping sound" may be heard. Reenter the setting number.
6 Repeat steps 4 and 5 to make an additional setting without changing unit number.
7 Repeat steps 3 to 5 to change unit number and make function settings on it.
8 Complete the function settings
Press button.
Note: Do not use the IR wireless remote controller for 30 seconds after completing the function setting.
OCH636A
Flow of function selection procedure
The flow of the function selection procedure is shown below. This example shows how to turn
off the function that raises the set temperature by 4 degrees during HEAT operation.
The procedure is given after the flow chart.
1 Check the function selection setting.
2 Switch to function selection mode.
(Enter address "50" in troubleshooting
mode, then press the HOUR button.)
3 Specify unit No. "01" (since the function applies to unit 01).
(Set address "01" while still in troubleshooting mode, then press the MINUTE button.)
Note: You cannot specify the refrigerant address.
4 Select mode No. "24" (function that raises set temperature by 4 degrees during HEAT operation).
(Set address "24" while still in troubleshooting mode, then press the HOUR button.)
5 Select setting No. "02" (OFF).
(Set address "02" while still in troubleshooting mode, then press the HOUR button.)
Finished
8 End function selection mode.
(End troubleshooting mode.)
min
2 = 2 beeps (one second each)
3 = 3 beeps (one second each)
2 = 2 beeps (0.4 seconds each, repeated twice)
3 = 2 beeps (0.4 seconds each, repeated 3 times)
Troubleshooting mode is the mode entered when
you press the CHECK button twice to display
"CHECK".
NO
YES
Note: When you switch to function selection mode
on the IR wireless remote controller's operation
area, the unit ends function selection mode
automatically if nothing is input for 10 minutes
or longer.
90
Change
6
unit No.
NO
min
h
h
7
YES