Mitsubishi Electric PAC-SF44SRA Specifications download pdf (Page 15)

4. Troubleshooting

4-1. When "COLLECTIVE ON/OFF LAMP" and "ERROR

CODE" are flickering

• The air conditioner is stopped because a problem has occurred and operation cannot be

continued.

• Check the address of the unit where the error is occurring and the error code, and call your

nearest MITSUBISHI ELECTRIC supplier or dealer.

1. If an error occurs while the [Collective Setting/Monitor Screen] is displayed, the details of the

error for the group containing the first problem will appear.

2. If the error occurs while the [Group Setting/Monitor Screen] is displayed, the error will display

only when the currently selected group has the error.

3. If an error occurs in several groups, the operation status display for each group having an

error will flicker, so check the details of the error with "Checking errors in a different group".

• Checking errors in a different group

Press the GROUP switch to select the group with the error, and check the details of the

error.

1. If an error occurs in a group other than that displayed on the [Group Setting/Monitor

Screen], the COLLECTIVE ON/OFF lamp and the group operation status of the

group with the error will flicker.

2. The details of past errors can be confirmed. Refer to section "7. Error history monitor"

for details.

4-2. When "group operation status display" and "error code"

are flickering

• The air conditioner will continue operation, but there may be a problem.

• Check the error code and contact your dealer or service center.

The group No. of the faulty unit flickers.

The operation status for each group containing

the faulty unit is displayed.

The COLLECTIVE ON/OFF lamp flickers.

The address No. of the faulty unit and the attributes

alternately flicker and display.

The error code flickers and displays. (4-digit)

The error code flickers. (4-digit)

The operation status for each group containing

the faulty unit is displayed.

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Mitsubishi Electric PAC-SF44SRA Specifications Page 15