Cooper & Hunter CH-CH10SNM, Service Manual, Page: 16 / 67

14
Mini Chiller
Service Manual
CONTROL
NO. Name Function description
1 MODE button It can switch between cooling and heating, this button is available only on cooling and heating unit.
2 CHECK button
Press it once under normal state to enter check mode, under check mode, press this button when “17”
is displayed can change the value of “17”. Under parameter set mode, press this once can switch
the adjusting objection between parameter and value, press this button for long (about 5s) to save
and quit this parameter setting.
3 Increasing button To increase present set value or change set/check object.
4 Decreasing button To decrease present set value or change set/check object.
5 EXIT button
Under Set and Check mode, press it once to quit this mode. Under parameter set mode, this set
value would not be saved. Press this button for long (about 5s) to set sound, and make sound
switches between always on and always off.
6 ON button To turn on the unit; when under compel operation, press it once to quit compel operation.
7 OFF button To turn off the unit; press it once to quit compel operation when the unit is under compel operation.
8 LCD display Display information of the unit.
Notes:
a. Turn On, Off Auxiliary Heater: It is only available for heat pump unit. Press Check once to enter Check
mode. Press ▲and ▼to change check object, press Check again till the present check object becomes
“17”, value “17” switches between 01/03 (auxiliary heater on) and 00/02 (auxiliary heater off). That is 00
Off
→
01 On
→
00 Off, or 02 Off
→
03 On
→
02 Off.
b. Check Parameter: After electrify for 20s, press EXIT
then ▲ to enter parameter checking mode. Under this
mode, Auxiliary display area shows the checking object, Main display area displays the value for the
checking object. Press ▲and ▼to change the checking object. Press
EXIT to quit from the check mode.
EXIT