Manuals / Hunter Fan / Household Appliance / Air Conditioner

Hunter Fan R410A Error display, Heating overload, Abnormal Temperature Detection, Drain trouble

Models: R410A

1 48

Download 48 pages 23.34 Kb

Page 19

[Heating overload]

6

Error display		: e8	[Heating overload]

	Indoor unit				Outdoor unit
Red LED		1 time flash		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.

YES

Is the air filter clogged?

NO

Clean it.

Notes (1)	Check if the overload state exists or not using the following check points.
(	Is there a short circuit?	(
	Is the indoor heat exchanger dirty or clogged?
	Is the outdoor unit’s fan control normal?
	Is the indoor or outdoor air temperature too high?
(2)	See the figure page 142 for indoor heat exchanger thermistor characteristics.

	Are the connections to		YES		Are the characteristics of			YES
the indoor heat exchanger thermistor				the indoor heat exchanger thermistor
the indoor heat exchanger thermistor				the indoor heat exchanger thermistor
	OK?				OK?
	NO				NO

	Repair				Defective indoor unit heat
					exchanger thermistor
					exchanger thermistor
					Replacement

●Abnormal Temperature Detection

Check the remote controller for abnormal data.

Does the heating	YES		Adjust
overload state exist?			Adjust
overload state exist?
NO

Abnormal stop

Heating is possible.

5663

Indoor unit heat exchanger temp. (˚C)

Check the cooling system.

●Display condition

An abnormal stop occurs if this state is detected 5 times within 60 minutes of the first detection, or if the overload state is detected continuously for 6 minutes.

7

Error display		: e9	[Drain trouble]

	Indoor unit				Outdoor unit
Red LED		1 time flash		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.

Abnormal data check

in remote controller
		NO			DC 12 V	NO

Is there any
Is there any					at both terminals
overflow?					at both terminals
overflow?					of CNI?
					of CNI?
	YES				YES

					Float switch check
Drain motor ON from


remote controller.

Replacement indoor

unit PCB

DM

operation

YES

Is drain

piping unclogged?

Is the slop OK?

YES

DM check

NO

NO

Correction

- 17 -

AC 220/240 V	NO
AC 220/240 V
at both terminals
of CNR?
YES

DM check of
motor wiring

Replacement indoor

unit control PCB

Image 19

Hunter Fan R410A Error display, Heating overload, Abnormal Temperature Detection, Indoor unit heat exchanger temp. ˚C

Contents

FDA Series Split Systems FDA Series Multi Systems Page INDEX 1Evacuation 1.MAINTENANCE DATAEvacuation procedure 1.1 Servicing2Refrigerant charging 1.2 Trouble shooting for refrigerant circuitDiagnosing of microcomputer circuit 1Selfdiagnosis function aCheck Indicator Table1 Indoor unit side 2 Outdoor unit side 3Timing of error detection 1One kind errorDisplay corresponding to the error is shown 2More than one errorsIndoor unit Outdoor unit 2Procedures of trouble diagnosisFunction of DIP switch SW9 Usually all turned OFF Change by the jumper wireControl change switch SW5, SW9, SW10 Function of DIP switch SW5 Usually all turned OFFFunction of DIP switch SW9 Usually all turned OFF Change by the jumper wireControl change switch SW5, SW9, SW10 Function of DIP switch SW5 Usually all turned OFFFunction of DIP switch SW9 Usually all turned OFF Change by the jumper wireControl change switch SW5, SW9, SW10 Function of DIP switch SW5 Usually all turned OFFFunction of DIP switch SW9 Usually all turned OFF Change by the jumper wireControl change switch SW5, SW9, SW10 Function of DIP switch SW5 Usually all turned OFFLCD display No display cCheck method when the error code is displayError display No display Power supply line errorRed LED Outdoor unit Error display “WAIT ”151~251 Indoor unitOnly case of FDT Error display e1Cases of other than FDT Detective return air thermistor Error display e6Error display Display conditionHeating overload Error displayAbnormal Temperature Detection Error displayExcessive number of units more than 17 units Error displayControl of 1 remote controller VS multiple units Error display e16Only case of 301 type SOnly case of FDKN Only case of 151~251 typesDisplay conditions within a period of 1 hourDirective remote controller thermistor Error display e28board Parts layout on the outdoor unit PCB Change by the jumper wireSwitch SwitchSwitch Change by the jumper wireOvercurrent Setting SwitchFDCVA151~251 type Communications error during operation Error displayError display Error display AAAAAAAAAAAAAAAAAAAAAAAA Error displayError display e35 AAAAAAAAAAAAAAAAAAAAAAAApressor is stopped Error display e36Discharge temperature error Display conditionsDefective outdoor air temperature thermistor Error display e38Open phase at L3-phaseof 52C primary side DC Fan motor abnormal Only case of 151~251 type Error displayError display Display ConditionsError display Error display e56Insufficient refrigerant volume Error display e60 Error display e59N-U, N-V, N-W Check between the P-Nterminals 1Press the CHECK button Pull the cover downward to open it 1Remote controller aWired remote controller2OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER 27˚C2 Setting functions using the remote controller When “ FUNCTION” is selected FUNCTION I/U FUNCTIONAUTO RUN ON b Function setting methodWhen “I/U FUNCTION ” is selected I/U No.00Hi CEILING SET STANDARDRange of Possible Changes 4 Checking Operation Data 3 Cooling Test Operation ProcedurebCanceling the Cooling Test Operation aStarting the Cooling Test Operation5 Test run aTest run method cSetting SW5-1, SW5-2 on-sitebChecking the state of the unit in operation 1Indication board aFDEN Series Error code ~bFDKN Series c Wireless remote controller Page NATIONAL, STATE and LOCAL CODES Technical, Sales Admin., Spares, WarrantySales & Marketing Office