Service Manual

U-Match Series DC Inverter Service Manual
17
- button
 Preset temperature can be decreased by pressing this button. Pressing and holding this
button for more than 2 seconds can make the temperature changed quickly until release
this button and then transmit this order. The temperature adjustment is unavailable under
the Auto mode, but the order can be sent by pressing this button. Centigrade setting
range: 16~30; Fahrenheit scale setting range 61~86.
+ button
 Preset temperature can be increased by pressing this button. Pressing and holding this
button for more than 2 seconds can make the temperature changed quickly until release
the button and then transmit this order. The temperature adjustment is unavailable under
the Auto mode, but the order can be sent by pressing this button. Centigrade setting
range: 16~30; Fahrenheit scale setting range 61~86.
FAN button
 By pressing this button, Auto, Low, Middle, High speed can be circularly selected. After
power on, Auto fan speed is default.

Low speed
 Middle speed
 High speed
Note: Under the DRY mode, the fan will be kept running at the low speed and the fan speed
isn't adjustable.
SWING
UP/DOWN
button
 Press this button to set up the swing angle, which circularly changes as below:
 When the guide louver starts to swing up and down, if SWING functions are canceled, the
air guide louver will stop and remains at the current position.

Indicates the guide louver swings up and down among those five directions
(Simplified SWING function applicable for some Fan Coil Units: When the wireless
remote controller is energized initially with the unit under the OFF status, it should be set
by pressing the + button and the SWING button simultaneously, with the symbol
blinking twice. Then, after the unit is turned on, this function can be activated by pressing
the SWING button, with the displayed symbol indicating swing function is on and
without this displayed symbol indicating swing function is off).
CLOCK
button
 By pressing this button, the clock is allowed to be set, with blinking, and then press
the +/- button to adjust the clock within 5 seconds. If the +/-button is pressed down
constantly for more than 2 seconds, the clock setting will be increased or decreased 10
minutes every 0.5 seconds. After that, another press on the CLOCK button accepts the
setting. 12:00 is the default, when the wireless remote controller is energized.
TIMER ON
button
 When TIMER ON is activated, ON will blink while the symbol will disappear. Within 5
seconds it is allowed to set the ON time by pressing the +/- button. Each press will make
the time increase or decrease one minute. Besides, the time can also be set by pressing
the +/- button constantly. That is, in the early 2.5 seconds, the time will
increase/decrease quickly per single minute, and in the late 2.5, the time will
increase/decrease per ten minutes. After the desired time value is set, press TIENE ON
again to conform the setting within five seconds. After that, another press on TIMER ON
will cancel the setting. Prior to this setting, the clock shall be set to the actual time.