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second digit, after modifing all the values, press S to confirm and quit.
14.7 Setting of protection on field, fan coil simultaneous control and telephone remote control functions
Press button M for a long time, LCD will display the icons of protection on field, fan coil simultaneous
control and telephone remote control functions. Press button ∨ to activate the protection on field; press
button S to activate the fan coil simultaneous control function; press button T to activate the telephone
remote control function (equipped with the telephone connecting card), press M to confirm the selected
function.
14.8 Manual reset after troubleshooting and clear the alarm
After some malfunctions have been resolved, the unit only can be reset by pressing buttons ∧/∨
simultaneously. When a resumable malfunction signal appears 3 times within 30 minutes, the serious
malfunction sign will flash to hint that you only can reset in manual after maintenance.
When failure occurs, the red indicator on wired controller will flash, and the wired controller will alarm, the
relay will act. Press buttons ∧/∨ to cancel the alarm, LCD will display the cancelling icon.
14.9 Factory parameter setting
In standby state, press buttons ∧, M, T simultaneously to enter the factory parameter setting mode. There
will be parameter setting sign and password. The default password is 00 00, press button S to confirm. Fill
in the correct password and confirm, the parameter code will display and can be selected their first letter (A,
B, C, D, E, F) with buttons ∧/∨; you can select the number with button S, then you can modify the
parameter with the buttons ∧/∨, press button M 2 times and quit.
1)
Type A----defrosting condition
1.1 A1 permitted defrosting operation time
1.2 A2 defrosting interval time 1
1.3 A3 defrosting interval time 2
1.4 A4 fin temperature after finishing defrosting
1.5 A5 temperature difference between permitted defrosting
temp and the condenser fins
1.6 A6
dividing point of ambient temperature between two
kinds of defrosting interval time
2)
Type B - working temperature
2.1 B1 return difference of cooling temperature control
2.2 B2 return difference of heating temperature control
HAIER CHILLER
Default value
Setting range
5 min
1～20 min
30min
10～60 min
40min
10～60 min
25℃
10～30℃
8℃
3～15℃
5℃
1～20℃
3℃
1～10℃
3℃
1～10℃
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