Mitsubishi MSY-A24NA Operating Instructions Manual page 10

When the remote controller cannot be used (emergency operation)
When the batteries of the remote controller run out or the remote controller malfunctions, the emergency operation
can be done using the EMERGENCY OPERATION switch.
1
Press the EMERGENCY OPERATION switch.
• Each time the EMERGENCY OPERATION switch is
pressed, the unit will operate in order of EMER-
GENCY COOL MODE and STOP MODE.
However, when the EMERGENCY OPERATION
switch is once pressed, the unit will operate in test
run for 30 minutes and then the operation mode
shifts to EMERGENCY MODE.
• Details of EMERGENCY MODE are as shown be-
low. However, the temperature control does not
work for 30 minutes in test run and the unit is set
to continuous operation. The fan speed is set to
High in test run and shifts to Medium after 30 min-
utes.
Operation mode
Set temperature
Fan speed
Horizontal vane
Vertical vane
• The operation mode is indicated by the Operation
Indicator lamp on the indoor unit as following fig-
ure.
Operation Indicator lamp
EMERGENCY COOL
Operation Indicator
COOL
75°F
Medium
Auto
Front
STOP
Operation Indicator
2
To stop the emergency operation, press the
EMERGENCY OPERATION switch twice (in
case of EMERGENCY COOL MODE).
5