
55
ENGLISH
TROUBLESHOOTING
MESSAGE
PROBLEM
SOLUTION
A12
Room temperature probe
failure. The product is operating
in manual mode.
• Contact the technician
A13
Ducting room temperature
probe (if present) fault. The
product is operating in manual
mode.
• Contact the technician
A14
Ducting room temperature
probe (if present) fault. The
product is operating in manual
mode.
• Contact the technician
A20
Gearmotor TRIAC fault switch-
off
• Contact the technician
USER/INSTALLER