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(307IO) MODEL HP3220 HEAT PUMP ENGLISH 7.5” X 10.3” PANTONE 295U 10/10/2017
English
307
IO
SAVE THESE INSTRUCTIONS
English
Page 13
Lock / Unlock:
To lock the control unit panel buttons to prevent unauthorized changes, press
and
at the same time for 5 seconds. The LED display will show a lock
icon. The
button is also locked. To unlock, press
and
at the same time for
5 seconds and the lock
icon will disappear.
Mode Setting Button:
For qualified technician use only.
Remarks:
TEMP ROOM = ambient room temperature
TEMP IN / OUT = water inlet / outlet temperatures
Standby status means the unit is electrically connected but not running.
M
DISPLAY CONTROL PANEL OPERATION (continued)