9
Control Action
1. Cooler and Fan Controls:
When cooler is on, a “Running ( Gear) ( )” icon will be shown on the LCD.
2. Pre-wet Action:
Pre-Wet will happen when the cooler pump is off for 10 minutes or more and call for cooling as the above control
diagram.--- If need to do Pre-wet, when the room/space temperature reach SP or above, the cooler pump will be on
for 1 minute only (i.e. no Fan). This action is called Pre-wet. And after Pre-wet finish, the Fan will return back to
appropriate speed.
During Pre-wet period, the icon of ice flake
will flash to indicate pre-wetting is in action.
Pre-wet might be postponed until drain action finished.
3. Drain Action:
(1) Automatic Drain: Every accumulative 4 hours(default and 2, 4, 6, 8, or 0(OFF) hours selectable) of cooler pump
operation will start drain pump for 2 minutes(default, and 2, 5 or 9 minutes selectable).
(2) Manual Drain: Press FAN push button for more than 3 seconds will command drain pump to activate for 1.5
minutes. It will reset the timed circulating cooler pump operation counter. This can be done even at system OFF but
not executed during Pre-wet period.
During dwell time, the icon of SUN
will be shown to indicate drain is in action.
Temperature
Fan Control for Cooling Mode
Band
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