Emergency Operation - Johnson Controls YORK YHMH 20 Notice D'instructions

EMERGENCY OPERATION

Displayer indicator light control of the unit
It's a special selective button for the users, who are not
accustomed to the light at sleeping.
- Get the displayer indicator light on: When setting the light
function, the mark will display on the remote controller
screen by pressing this button. In which case, the display-
er indicator light will be on if the AC receives this signal.
- Get the displayer indicator light off: If cancel the light func-
tion , the mark will disappear on the remote controller
screen by pressing this button. In which case, the display-
er indicator light will be off if the AC receives this signal.
Emergency operation
If the wireless remote control is lost or broken, please use
the manual switch button. At this time, the unit will run at the
Fan mode, but the temperature and fan speed cannot be
changed. The operation was shown as below:
- Turn on the unit: At unit turned off, press the button , the
unit will run at Fan mode immediately. The microcomputer
will accord to the indoor temperature to select (Cooling,
Heating, Fan) and obtain the comfortable effect.
- To switch ON hi-wall unit with manual switch button,
remove cabinet of the appliance as described in mainte-
nance section.
- Press button for at least 3 second using a tool.
20
GB
User