Our spa gives an OH code and then goes into watchdog mode
1 thought on “OH code”
Nigel
Allan you could have a bad temp sensor, bad hi limit sensor bad PWA and or transformer. If you would like a link to parts required send me the serial number of your spa. If all else fails contact our Service Support Desk to book a diagnostic and repair of your spa.
1 thought on “OH code”
Allan you could have a bad temp sensor, bad hi limit sensor bad PWA and or transformer. If you would like a link to parts required send me the serial number of your spa. If all else fails contact our Service Support Desk to book a diagnostic and repair of your spa.