Led Indication; Overview Of Error Messages; Indoor Unit Error - Sinclair SAI-01 User Manual

LED INDICATION

Table 4 below provides an overview and explanation of the LED indication.
LED LED
Relay
No. colour
LED 1 R1 Yellow
LED 2 R2 Yellow
LED 3 R3 Yellow
LED 4 - Green

OVERVIEW OF ERROR MESSAGES

A list of error codes and limitations is given in Tables 5 through 9 below. Diagnosis and repair may
only be carried out by an authorized person or a qualified service technician. Refer to the Sinclair A/C
service manuals for instructions on how to identify the cause of the malfunction and repair it.

INDOOR UNIT ERROR

Code Name
E2 IDU freezing protection
E8 IDU fan overload/failure
F1 Broken/shorted room temperature sensor
F2 Broken/shorted IDU evaporator temperature sensor
C5 Invalid power code
H6 Fan DC motor malfunction
JF WiFi module malfunction
Sinclair alarm interface unit SAI-01
Indication
Off
On
Off
On
Off
On
Off
Lights dimly
Blinks dimly (goes off)
Intense 1*flash (during
steady dim light)
Lights intensively
Table 4: LED indication
Table 5: IDU errors
Description
Relay is open (off)
Relay is closed (on)
Relay is open (off)
Relay is closed (on)
Relay is open (off)
Relay is closed (on)
The module is not connected to the power
supply
The module is powered, communication is
OK
Communication error (E6)
An erroneous message during monitoring
of communication between indoor and
outdoor units; the communication is OK if
the erroneous message does not occur
more than once per second
Communication error (E6)
Note
Does not appear on
the IDU display
10