Sinclair KJR-120A - Fault Alarm Processing

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(the parameter of δ1,δ2,Tj1 and Tj2 are
decided by the outdoor unit)
3: The adjusting logic of heating mode:
(the parameter of δ1,δ2,Tj1 and Tj2
are decided by the outdoor unit)
(TAL: total outlet water temperature)
● Fault alarm handing
1:When unit fails or the wire controller
detects failure of communication with the
the outdoor units, the indicator blinks.
After all fault of the system and the wire
controller are eliminated, the indicator
stops blinking. The fault indicator and
Unit start temperautre
Unit start temperautre
Loading region
Loading region
T
T
>
>
Ts
+
+ δ
Stable region
Stable region
T
s
s
<
<
T
T
≤
Ts
+
+ δ
Unloading region
Unloading region
T
j
j
1
1 <
T
T
≤
T
s
s
Abrupt stop region
Abrupt stop region
T
T
AL
AL
≥Ts
+
+ δ
1
1
T
T
≤
T
j
j
1
1
AL
AL
AL
AL
AL
AL
AL
AL
Unit start temperautre
Unit start temperautre
Loading region
Loading region
Stable region
Stable region
Unloading region
Unloading region
Abrupt stop region
Abrupt stop region
T
≤
Ts - δ
2
T
<
Ts +1
-
δ
Ts - 1+ δ
>
T
≥
Ts
+1
-
δ
Ts - 1+ δ
≤T
＜
Tj 2
T
≥Tj 2
AL
AL
AL
AL
AL
AL
AL
AL
AL
AL
the operation indicator share the same
LCD.
2:Some errors will be auto cleared after
the errors are cleared, and some error
must press the “ALARM CLEAR” button
and then be cleared after the errors are
cleared. The details can refer to the error
code table. If this type error come out
frequently, then need to check and
maitain the unit.