Error code

A.O. Smith All models code off120

For your safety

This fault is rated critical. 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

If there is a risk to life, first move to a safe place, then call 112. Do not follow remote repair instructions.

Call 112

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

All emergency numbers and province details

No approved translation for this record yet; showing the original text.

Meaning

(standard Cat 5 net- work cable). Plug UIM comm cable into other “internal” comm port on the MCB (page 32). • Closely inspect communication ports on MCB and UIM for damage or wear (page 32). Hot wire to terminal 8, neu- tral wire to terminal 9 (page 36). If not present check wiring from PDB J1 socket. Perform this test with the wiring harness plugged into the J1 Socket.

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

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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.