Troubleshooting - Niagara ECO IQ N9195 Instalación E Instrucciones De Operación

TROUBLESHOOTING

SYMPTOM
Display is Blank
No heat
No Cool
System turns on/off too
frequently or not enough
Display is not illuminated
Room temperature and
set point disagree
System fan runs
continuously
18
CORRECTIVE ACTION
Check thermostat wiring & connections.
Check circuit breaker/fuse panel.
Set system switch to HEAT and raise set point above room temperature.
If flame icon is blinking, allow the 5 minute compressor lock-out to expire. Check
thermostat wiring and connections. Check pilot light or HSI system on furnace.
Set system switch to COOL and lower set point below room temperature.
If snowflake icon is blinking, allow the 5 minute compressor lock-out to expire.
Check thermostat wiring & connections.
Adjust the differential setting on the thermostat.
A high differential decreases cycle rate and a low differential increases cycle rate.
Touch the up or down arrow key. Display will illuminate for 10 seconds.
Normal (depending on differential setting). Check for drafts that could quickly
change the room temperature before the system is able to correct it.
Set fan switch to AUTO. Check thermostat wiring & connections.