Use and Care Manual

7
INSSORB1017
ERROR CODES
CODE DEFINITION
LO
Temperature lower than 0 °C (32 °F), the unit will always heat.
HI
Temperature higher than 50°C (122°F), the unit will never heat.
--
In the temperature field: Defective temperature probe, heating not possible. Call customer service for assistance.
Err
The connection to the Zigbee network has failed. Make sure the Zigbee controller is near the unit and that it is in ASSOCIATION mode.
E1
Defective auxiliary temperature probe. The unit will still control the temperature, but the performance of the thermostat may be diminished.
Call customer service for assistance.
N.B. If you do not solve the problem after checking these points, cut off the power supply at the main electrical panel and contact
our customer service (please refer to the LIMITED WARRANTY to obtain the phone numbers).
TROUBLESHOOTING
PROBLEM DEFECTIVE PART OR PART TO CHECK
The unit does not work
• Open circuit breaker or fuse
• Faulty connections
• Defective thermostat
The unit runs continuously
• Heat losses greater than the unit capacity
• Temperature setpoint is set too high
• Defective thermostat
The housing is extremely hot • Blocked air vents
The desired room temperature cannot be reached
• One or more elements in the unit are defective
• Voltage lower than indicated on the nameplate
• Heat losses greater than the unit capacity
• Defective thermostat
• Fuse link activated
Overheating
• Temperature setpoint is too high
• Defective thermostat
The heater is on and the breaker trips
• Faulty connections
• Voltage higher than that indicated on the nameplate
The unit does not heat
• Thermal protection activated
• Fuse link activated
• One of more elements in the unit are defective
• Defective temperature probe
• Temperature setpoint set too low
• Open window detected
• Defective thermostat
Thermal protection is activated, which translates to ventilation
without heat. In the built-in electronic thermostat version, an
alarm is also displayed.
• Blocked air vents
• The unit must be cleaned (dusty)
• Wall-mounted thermostat: To reactivate, first make sure the product did not
overheat. Next, the unit must be powered back on: switch off the electrical
breaker for 10 minutes, then reset it.
Built-in electronic thermostat version: To reactivate, first make sure the prod-
uct did not overheat, then press any button to reactivate the system.
• If, after a new heat demand, the unit still does not heat, it may be because of a
defective internal component or because the thermal fuse link was activated. In
that case, contact the customer support.
The connectivity icon
(
)
flashes on the screen.
• There is a problem with the Zigbee radio. Reset the unit.
The temperature setpoint cannot be modified
• The unit is locked. Deactivate the control lock
(
)
• BOOST mode is active.
The unit does not stop instantly after the setpoint is set below
ambient temperature
• The unit is cooling off after heating. The fan continues to work for a time after
heating has stopped.