Mitsubishi Electric City Multi PQHY-P72 Service Handbook page 94

[Operation Procedures]
1. Press the [ON/OFF] button on the remote controller to bring the unit to a stop. The display will appear as shown in the previous page (Normal
display).
2. Press buttons [CHECK] and [MODE] simultaneously for 2 seconds to go into the operation mode display selection mode
1
under the remote controller function selection mode. Press button
under the remote controller function selection mode.
Operation mode display selection mode (Display or non-display of room temperature on the remote controller.)
AUTO COOL/HEAT will blink, and either ON or OFF will light up.
state to switch between ON and OFF.
CENTRALLY CONTROLLED 1Hr.
DRY COOL
DAILY AUTO AUTO
TIMER
AUTO OFF
ON OFF
AUTO FAN FAN
CLOCK
SPEED
CHECK SET TEMP. REMAINDER
HEAT
VENTILATION
STAND BY
ERROR CODE NOT AVAILABLE
DEFROST
When it is set to ON, AUTO and COOL or AUTO and HEAT will appear on the display during automatic operation mode.
When it is set to OFF, only AUTO will appear on the display during automatic operation mode.
Room temperature display selection mode (Display or non-display of room temperature)
88 F will blink in the room temperature display window, and either ON or OFF will light up. Press button
in this state to switch between ON and OFF.
CENTRALLY CONTROLLED 1Hr.
DRY COOL
DAILY
AUTO AUTO
TIMER
AUTO OFF ON OFF
AUTO FAN FAN
CLOCK
SPEED
CHECK SET TEMP. REMAINDER
HEAT
VENTILATION
STAND BY
ERROR CODE NOT AVAILABLE
DEFROST
When it is set to ON, the room temperature will stay in the operation display window during operation.
When it is set to OFF, the room temperature will not appear in the operation display window during operation.
Narrowed preset temperature range mode (The range of preset temperature can be changed.)
1) Temperature range setting for the cooling/dry mode
COOL/DRY and LIMIT TEMP. will light up in the display window, and the temperature range for the cooling/dry mode will appear on the display.
The lower limit temperature will be blinking in the preset temperature display window. While it is blinking, the temperature setting can be changed.
[Selection range for the lower limit temperature] : 67 F
(The upper limit temperature is fixed at 87 F. Only the lower limit temperature is changeable.)
CENTRALLY CONTROLLED 1Hr.
DRY COOL
DAILY
AUTO AUTO
TIMER
AUTO OFF ON OFF
AUTO FAN FAN
CLOCK
SPEED
CHECK
SET TEMP. REMAINDER
HEAT
VENTILATION
STAND BY
ERROR CODE NOT AVAILABLE
DEFROST
[When the temperature range for the cooling or dry mode is set to 67 F to 87 F]
2) Press button [TIMER SET ( ) or ( )] to set the lower limit temperature to the desired temperature.
4
1Hr.
TIMER
CHECK
VENTILATION
STAND BY
NOT AVAILABLE
DEFROST
[When the temperature range is changed to 75 F - 87 F]
3) After completing the step above, press button
range for the heating operation.
HEAT and LIMIT TEMP will light up, and the temperature range for the heating mode will appear on the screen.
The upper limit temperature can be changed with button
[Selection range for the upper limit temperature] : 63 F
(The lower limit temperature is fixed at 63 F. Only the upper limit temperature is changeable.)
3. When all the necessary settings have been made, exit the remote controller function selection mode and go back to the Normal display by
pressing and holding buttons
1
2
SENSAOR
INSIDE
FILTER
CHECK MODE
[TIMER SET ( ) (( ))] button
TEST RUN
LIMIT TEMP.
SENSAOR
INSIDE
FILTER
[TIMER SET ( ) (( ))] button
CHECK MODE
TEST RUN
LIMIT TEMP.
87 F (Medium temperature range indoor unit 57 F
SENSAOR
INSIDE
FILTER
CHECK MODE
TEST RUN
LIMIT TEMP.
2 [SET TEMP. (
[TIMER SET (
4
83 F (Medium temperature range indoor unit 63 F
[CHECK] and [MODE] simultaneously for 2 seconds.
- 85 -
[SET TEMP. ( )] or [SET TEMP. (
3
Press button 4 [TIMER SET (
CENTRALLY CONTROLLED 1Hr.
DRY COOL
DAILY AUTO AUTO
TIMER
AUTO OFF
ON OFF
AUTO FAN FAN
CLOCK
SPEED
CHECK SET TEMP. REMAINDER
HEAT
VENTILATION
STAND BY
ERROR CODE NOT AVAILABLE
DEFROST
CENTRALLY CONTROLLED 1Hr.
DRY COOL
DAILY
AUTO AUTO
TIMER
AUTO OFF ON OFF
AUTO FAN FAN
CLOCK
SPEED
CHECK SET TEMP. REMAINDER
HEAT
VENTILATION
STAND BY
ERROR CODE NOT AVAILABLE
DEFROST
)] to go into the temperature range setting mode to set the temperature
) or ( )].
[ IV Remote Controller ]
)] to go into the other three modes
) or ( )] in this
SENSAOR
INSIDE
FILTER
CHECK MODE
TEST RUN
LIMIT TEMP.
4 [TIMER SET ( ) or (
SENSAOR
INSIDE
FILTER
CHECK MODE
TEST RUN
LIMIT TEMP.
87 F)
83 F)
)]