9
INSSIRHC402-1_0720
PROBLEM
DEFECTIVE PART OR PART TO CHECK
The dimmer is hot.
• Under normal operating conditions, the dimmer housing can reach nearly
40° C at maximum load. This is normal and will not adversely affect the
operation of the dimmer.
Heating is always on even if the
display reads ---.
• Check if the dimmer is properly connected. Refer to the installation
section.
Heating does not work even
though the dimmer indicates
it is on.
• Check if the dimmer is properly connected. Refer to the installation
section.
The display does not come on.
• Check if the dimmer is properly connected. Refer to the installation
section. Check the power supply at the electrical panel.
The display is dim when the
heating is on.
• The load is lower than the minimum load. Install a heating unit that is
within the load limits of the dimmer.
Weak luminosity of the display.
•
Possibility of a bad contact. Check the dimmer connections. Refer to the
installation section.
N.B. If you are unable to solve the problem after having verified these points, please communicate with our
customer service. Consult our website for the phone numbers.
TROUBLESHOOTING
