Panasonic air conditioner error H 85
Meaning
Abnormal communication between indoor & wireless LAN module
Models
CS-AU12BKH-8, CS-AU9BKH-8, CS-LU12AKH-8, CS-LU18AKH-8, CS-LU9AKH-8, CS-PU12AKH-8, CS-PU12XKH-8M, CS-PU18AKH-8, CS-PU18XKH-8M, CS-PU24XKH-8M, CS-PU9AKH-8, CS-PU9XKH-8M, CS-RU12AKH-8, CS-RU18AKH-8, CS-RU9AKH-8, CS-U12BKH-8, CS-U12ZKH-8, CS-U18BKH-8, CS-U18ZKH-8, CS-U24BKH-8, CS-U24ZKH-8, CS-U9BKH-8, CS-U9ZKH-8, CS-WPU12XKH-8, CS-WPU18XKH-8, CS-WPU24XKH-8, CS-WPU9XKH-8, CS-XPU12XKH-8, CS-XPU18XKH-8, CS-XPU18XKH-8B and 66 more
Meaning
Abnormal communication between indoor & wireless LAN module — for 10 minutes for Communication error 3 times — Wireless LAN LED Off or timer LED blinking
Models
CS-XZ20XKEW, CS-XZ25XKEW, CS-XZ35XKEW, CS-Z20XKEW, CS-Z25XKEW, CS-Z35XKEW, CS-Z42XKEW, CU-Z20XKE, CU-Z25XKE, CU-Z35XKE, CU-Z42XKE
Meaning
Abnormal communication between indoor & wireless LAN module — Communication error for 10 minutes for 3 times — Wireless LAN LED Off or timer LED blinking
Models
CS-XE12WKUAW, CS-XE15WKUAW, CS-XE18WKUAW, CS-XE24WKUAW, CS-XE9WKUAW, CU-XE12WKUA, CU-XE15WKUA, CU-XE18WKUA, CU-XE24WKUA, CU-XE9WKUA
Causes and how to check
- 3 checks in order
- the repair procedure printed in the service manual
- the cited manual page, and follow-up questions
No account needed to look up codes.
Model series: CS/CU-AU, CS/CU-LU, CS/CU-PU, CS/CU-RU, CS/CU-U, CS/CU-WPU, CS/CU-XE, CS/CU-XPU, CS/CU-XU, CS/CU-XZ, CS/CU-YZ, CS/CU-Z
Guides
- Communication error between indoor and outdoor unit: what to check, in which order
Communication (transmission) error codes usually come from the connecting wire, the supply or a board. The checks from easy to hard.