Hunter Fan R410A manual Error display, Control of 1 remote controller VS multiple units

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Error display :		e10	[Control of 1 remote controller VS multiple units
			Excessive number of units (more than 17 units) ]
	Indoor unit				Outdoor unit
Red LED		Stays OFF		Red LED		Stays OFF
Green LED		Keeps flashing		Green LED		Keeps flashing

Note (1) The green LED in the outdoor unit is used in the FDCA301 ~ 601 models only.

Are more		YES
than 17 units connected			Reduce to 16 units
to a remote			or less
controller?
	NO

Defective indoor unit control PCB

Replacement

9

Error display : e16		[Fan motor abnormalities]
	Indoor unit			Outdoor unit
Red LED	Stays OFF		Red LED		Stays OFF
Green LED	Keeps flashing		Green LED		Keeps flashing

Note (1) The green LED in the outdoor unit is used in the FDCA301 ~ 601 models only.

SOnly case of FDTA501, 601 types

Abnormal data check with remote controller

After check reset, fan runs on weak.

White is GND.

CNM1

NO

1 and 3 (Red – White)

DC280V?

YES

3 is GND.

CNW9

NO

1 and 3 DC15V?

YES

(1)

DC 15VNO between CNW9- 3 and

CNM2 4 ?

Replacement indoor

unit power supply PCB

YES

Secondary

side of transformer

(red-red) 15V

or more

NO

Replacement transformer

Replacement indoor

unit control PCB

NO
Fan ON?
	YES
	NO	Check the
Was it reproduced?		circumstances.

YES

When the

NO motor is turning, does the voltage at CNM2 2

fluctuate between

0 ~ 15 V?

YES

Replacement indoor

Note (1) CNW9- 3 is GND.

YES

Does the

fan motor turn NO Detective fan motor smoothly by

hand?

unit control PCB

YES

(2)
Is the voltage	YES
at CNM2 3 DC 1V
or higher?

Note (2) CNW9- 3 is GND.

NO

Replacement indoor

unit control PCB

●Display conditions

If an indoor unit fan motor’s speed is detected to be less than 200 rpm continuously for 30 seconds, the fan motor stops for 2 seconds. After 2 seconds, it starts again, but this occurs 4 times within a period of 1 hour.

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