Fisher PTTW-10-EC Series, Engineering Manual

Page: 28 / 34

THROUGH THE WALL UNIT 27
2.3 TIMER FUNCTION
2.3.1 When the air conditioner is on, press the control to set the timer to turn off. When the
unit is off, press the control to set the timer to turn on.
2.3.2 The temperature rising button is for one hour, press it and it will increase in one hour
steps. The temperature reducing button is for minutes, press it and it will increase in 10 minute
steps.
2.3.3 Clock setting: Press the clock key on the control, and then press the temperature
rising and reducing key to adjust the time. The temperature rising key is for one hour, press it
and it will increase in one hour steps. The temperature reducing key is for minutes, press it
and it will increase in 1 minute steps.
2.4 EMERGENCY OPERATION (NOT AVAILABLE FOR USER)
2.4.1 There is one emergency button on the unit. When the remote control is lost or
damaged, use this button to go into auto operation. If the unit stands by, pressing this button
can turn on the machine in auto mode with indoor unit operating in auto fan speed.
2.4.2 Pressing this button can turn off the machine when the machine is operating.
2.4.3 During emergency operation, when an effective signal from the remote control is
received, the unit will exit the emergency function and process the setting of the remote
control.