210-10 ADL
40/62
599 75 60-77
E6 Malfunction
(4) Communication Malfunction between Indoor and Outdoor Units
Communication malfunction between indoor and outdoor units: E6 is displayed and operation LED lamp is off for 3s and blinks
for 6 times. (That the LED lamp is on for 0.5s and off for 0.5s is a blink.)
When communication between indoor and outdoor units is normal, communication LED lamp of indoor unit blinks ( off for 0.5s
and on for 0.5s). When correct signal has not been received for continuous 3 minutes, there is communication malfunction and
communication LED lamp will be off.
Diagram of Communication LED lamp of Indoor Unit:
Flowchart:
Indicator
of
communication signal
Start
Is communication wire
reliably earthed? Is there any
loose wire or poor contact?
Connect
communication
wire correctly.
Poor contact of
any line may incur
communication
malfunction.
Yes
Is malfunction
eliminated?
Do the mainboard mismatch display
board or are mainboards of IDU
and OUD mismatched?
Assemble
matched
controller
No
No
Yes
Is malfunction
eliminated?
Is there any wrong
wire connection?
Correct wire
connection
Is malfunction
eliminated?
Replace
controller
End
No
No
No
No
Yes
Yes
Yes
Summary of Contents for EXH09HL1W
Page 2: ...2010 10 ADL 2 62 599 73 60 74 ...
Page 5: ...210 10 ADL 5 62 599 75 60 77 2 ESD Requirements ...
Page 6: ...210 10 ADL 6 62 599 75 60 77 ...
Page 13: ...210 10 ADL 13 62 599 75 60 77 EXH09HL1W outdoor EXH12HL1W outdoor ...
Page 28: ...210 10 ADL 28 62 599 75 60 77 BOTTOM VIEW ...
Page 37: ...210 10 ADL 37 62 599 75 60 77 H6 Malfunction Flowchart ...
