Dometic CCC2 error code E1
Loss of communication between the CCC2 thermostat and one or more control boards. The affected control board shuts down until comms are restored.
What to check, and in what order, is in the app. The flow Dometic CCC2 — E1 communication failure walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
Start free trial 14 days free, no card neededDocumented in
- Dometic_CCC2_Install_Operating_3314080.txt
Related codes
- E2Open or out-of-range indoor temperature sensor. Heat, cool, and…
- E3Shorted indoor temperature sensor. Heat, cool, and dehumidify lock…
- E4Open or out-of-range outdoor temperature sensor (heat-pump models).…
- E5Open or out-of-range freeze sensor. A/C and dehumidify lock out; heat…
All Air Conditioning (Rooftop) error codes · Look up another code