Mitsubishi Electronics PAR-FL32MA Self-Diagnosis, In case of a problem, Making a self-diagnosis

Conditions	Action of the signal receiving unit
Reception of a signal from the wireless remote controller	The temperature setting will be corrected to the maximum or minimum settable temperature and set to the
that corresponds to a preset temperature that is outside of	indoor unit.
the setting range	Example: When the setting range for the cooling operation of the indoor unit is between 19 °C and 30 °C
	and the signal to set the cooling temperature to 17 °C is received from the wireless remote controller.
	(Action) The signal receiving unit will read the temperature as 19 °C and set it to the indoor unit.)
Reception of a signal from the wireless remote controller	Even-numbered temperatures in Fahrenheit will be changed to odd-numbered temperatures in Fahrenheit
that corresponds to an even numbered temperature setting	and set to the indoor unit.
in Fahrenheit when the connected indoor unit is not	Example: Reception of a signal that corresponds to 78 °F when the connected indoor unit is not compatible
compatible with temperature setting in 1 °F increments.	with temperature setting in 1 °F increments.
	(Action) The signal receiving unit will read 78 °F as 77 °F and set it to the indoor unit.)

<In case of a problem>

Operation lamp will blink, indicating a problem with the air conditioner. When this happens, turn off the power to the air conditioner, and consult your dealer. Do not attempt to repair the unit by yourself.

<Making a self-diagnosis>

Refer to section 8 “Self-diagnosis.”

<Operating the emergency operation button on the signal receiving unit>

Confirmation sound that indicates signal reception: None

Operation lamp	During operation: Unlit
	While the unit is stopped: Lit
	When local control is prohibited, remote controller will be disabled.

8Self-Diagnosis

The following procedures are applicable to CITY MULTI air conditioners. (The following procedures cannot be performed when the unit is in error.)

CHECK

ON/OFF TEMP

FAN AUTO STOP

MODE VANE AUTO START

CHECK	LOUVER	h
TEST RUN		min

Refrigerant address display

CHECK display

TEMP buttons

ON/OFF button

hbutton CHECK button

[Operating Procedures]

1.Press the CHECK button twice.

2.Press the TEMP buttons.

3.Point the remote controller to the signal receiv- ing unit, and press the h button.

4.Point the remote controller to the signal receiv- ing unit, and press the ON/OFF button.

*CHECK will be lit, and refrigerant address “00” will blink.

• Make sure that the remote controller display indi- cates that the unit is stopped.

•Select the refrigerant address of the indoor unit to be self-diagnosed.

•When a problem with the connected air conditioner is detected, intermittent beeping sound will be heard from the signal receiving unit, and a check code will be output by the blinking of the operation lamp.

•Check mode will be cancelled.

SET RESET CLOCK

<Output of Check Codes>

Error content	Buzzer Sound	Operation Lamp
Indoor unit error	Beep ⋅ n times	One second ⋅ n times
Errors unrelated to indoor unit	Two short beeps ⋅ n times	(0.4 second +0.4 second) ⋅ n times
No error history	No output	Unlit
No applicable unit	Three staccato beeps	Unlit

Number(n) of beeps and blinking of operation lamp

NOTES:

Refer to the instruction manual that comes with the air conditioner for the details of error codes.

Signal receiving unit will beep and the operation lamp will blink certain times, depending on the error code that is received from the indoor unit.

Number of beeps/blinking	CITY MULTI Error Code	Error Content
8	0000 ~ 0999	Integration or combustion system error
1	1000 ~ 1999	Refrigerant system error
2	2000 ~ 2999	Water system error
3	3000 ~ 3999	Air system error
4	4000 ~ 4999	Unit, electrical error
5	5000 ~ 5999	Sensor error
6	6000 ~ 6999	Communication system error
7	7000 ~ 7999	System error
9	8000 and above	No errors

This product is designed and intended for use in a residential, commercial or light-industrial environment.

The product at hand is based on the following EU regulations:

• Electromagnetic Compatibility Directive 89/336/EEC

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