Mitsubishi Electronics MR-G50J-SS-NZ manual FLOWCHART OF SELF-CHECK MR-G50J-NZ

6-2 FLOWCHART OF SELF-CHECK

MR-G50J-NZ

(1) Troubleshooting with self-check

This refrigerator has self-check feature to clarify and indicate where & what the trouble is. You can perform operation checks and identify malfunction of electric or electronic parts. Error history is recorded and can be displayed by the refrigerator.

ASelf-check

Operate the ice-making test. (Current displayed error: Refer to 1 in the table below.)

The display of ice making compart- ment setting will blink during the test.

	Is error displayed?
	Yes
B Locate the trouble according to LED
	indication. (See page 15,16)
	Unplug the power cord from outlet.
	Repair /replace defective part(s)
	according to LCD indication.
c	Self-check
	Plug the power cord into outlet.
	(Current displayed error:
	Refer to 2 in the table below.)
Yes	Is error displayed?
	No

During the ice-making test mode, watch the operation ice-maker gear box and water pump in refrigerator.

No

*Wait 10 minutes before inserting the cord once it's unplugged. (if the cord is plugged in within 10 minutes, error may be displayed.)

DError history mode (Refer to 6.1(8)) Problem may recover automatically. Perform the following if error is not displayed before treatment or the error which was displayed

at the time power of the unit was turned on is not displayed.

Set the error display mode.

No Release error displayed

Is error displayed?	mode, and the self-check
Yes	is finished.

Perform self-check
procedures B through C.
Reset the error history.
(Refer to 6.1(8))
Yes	No	Release error display
Is error displayed?		mode and perform the
		self-check again.
		(go to A)

Note1: Self-check cannot detect abnormalities in the following parts. See page 19-31 for troubleshooting.

Door switch Motor damper

Heater (Water pipe / Vegetable compartment heater, etc.) Water pump motor

Was more than one error displayed during repair?

Yes

Was the error which was

displayed at the service-call received

was turned on displayed? Was treatment performed?

No

No

D

Perform error history mode.

D

Perform error history mode.

Note2: If any abnormality is found when switch is turned on, compressor and fan motor are suspended for 10 minutes.

Note3: The alarm beeps when some abnormalities (motor-locked) have occurred at the refrigerator fan motor restarts its normal operation.

Note4: If any abnormality occurs in compressor's inverter circuit,

the compressor and the refrigerator fan motor stop for 10 minutes (not only when plugging the power cord).

Yes

Self-check is finished.

●Self-check and error display method and operation

Self-check	(current displayed
	error)
history.	Display error

Item	Operation method		Display or self-check operation			Display time	Others
1Ice making test operation.			1.Conduct the automatic ice making test.			For 10 minutes	Self-check is not available
	Press the	switch.	(The display of ice making compartment			after setting.	during child lock, cooking
All items except (*6) listed	for 5 seconds.		setting is blinked)				timer, changing the rotati-
up on the table at page
			2.When trouble is found, all error codes				onal speed of compressor,
17 will be checked.
			except	-	are displayed.		checking the temperature
			3.When error is not found, nothing is				of thermistor, damper ope-
			displayed.				ration and demonstration
							modes.
2Power input.	Plug the power		1.When trouble is found, all trouble except			For 10 minutes	Self-check is not available
All items except (*6) listed	cord into outlet.		-	and displayed.		after power is	during demonstration
up on the table at page			2.When error is not found, nothing is			supplied.	mode.
17 will be checked.			displayed.
3Error history	Refer to 6.2(3)		1.When trouble is found, all trouble except			For one hour	Self-check is not available
	Error history		-	and displayed.		after setting,	during child lock, cooking
	display mode.		2.When error is not found, nothing is			or until mode	timer, changing the rotati-
			displayed.			is released.	onal speed of compressor,
							checking the temperature
							of thermistor, damper ope-
							ration and demonstration
							modes.

●Release of self-check display mode

self-check finishes automatically. Error cord display is automatically released 10 minutes later.

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