Error code

Mitsubishi Electric klima code 6607

For your safety

This fault is rated high and involves an area that affects personal safety. No remote repair or do-it-yourself instructions are given; do not use the appliance or try to open or repair it.

Hazard area: mains voltage and refrigerant gas circuit

Do not use the appliance and call an authorised service. If there is a risk to life, move to a safe place and see the emergency numbers.

The emergency numbers here are for Turkey. If you are outside Turkey, call your local emergency number.

All emergency numbers and province details

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Meaning

System Generating compounit sition 1 2 3 system refrigerant Single (1): No ACK error When no ACK controller, Note) The the Display of Detecting address trouble method Outdoor Remote No reply unit controller (ACK) at IC (OC) (RC) transmission to OC Indoor Remote No reply unit (IC) controller (ACK) at RC (RC) transmission to IC Remote Remote No reply controlcontroller (ACK) at IC ler (RC) (RC) transmission to RC | (continued) System Generating compounit sition 1 2 refrigerants 3 plural using system operation Group (2): No ACK error When no ACK controller, the Note) The the Display of Detecting address trouble method Outdoor Remote No reply As unit controller (ACK) at IC (OC) (RC) transmission to OC Indoor Remote No reply 1) unit (IC) controller (ACK) at RC (RC) transmission 2) to IC 3) 4) 5) For ed ed. 6) Remote Remote No reply 1) controlcontroller (ACK) at IC ler (RC) (RC) transmission 2) to RC 3) 4) 5) At once, 6) | (continued) System Generating compounit sition 1 2 (MELANS) controller system 3 with system Connecting (3): No ACK error When no ACK controller, Note) The the Display of Detecting address trouble method Outdoor Remote No reply unit controller (ACK) at IC (OC) (RC) transmission to OC Indoor Remote No reply unit controller (ACK) at (IC) (RC) transmission of SC to IC Remote Remote No reply controller control- (ACK) at (RC) ler (RC) transmission of IC to RC No reply (ACK) at transmission of MELANS to RC | (continued) System Generating compounit sition 4 (MELANS) contr

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Possible causes

signal is detected in 6 continuous the transmission side detects error. address/attribute shown on remote answer (ACK). Cause (1) Poor contact of transmission line of (2) Damping of transmission line voltage/signal acceptable range of transmission ceeded. Farthest : Less than Remote controller wiring: Less than (3) Erroneous sizing of transmission within the range below). Wire diameter: 1.25 mm2 or more (4) Faulty control circuit board of OC (1) When IC unit address is changed during operation. (2) Faulty or slipping off of transmission IC. (3) Slipping off of IC unit connector (CN2M). (4) Faulty IC unit controller. (5) Faulty remote controller. (6) The transmission booster is defective, connected wires, or the power has off. (1) Faulty transmission wiring at IC unit (2) Faulty transmission wiring of RC. (3) When remote controller address or modified during operation. (4) Faulty remote controller. (5) The transmission booster is defective, connected wires, or the power has off. Meaning, detecting method signal is detected in 6 continuous times transmission side detects error. address/attribute shown on remote controller answer (ACK). same that for single refrigerant system. Cause of 1) ~ 5) of “Cause for single ant system”. Slipping off or short circuit of transmission of OC terminal block for centralized (TB7). Shut down of OC unit power source frigerant system. Neglecting insertion of OC unit power connector (CN40). Inserting more than 2 sets of power connector (CN40) for c

Solution

Solution steps are not shared for faults that may be dangerous.

No do-it-yourself solution is given for this fault. For your safety, call an authorised service.