INSTALLATION & MAINTENANCE INSTRUCTIONS
PREMA
CEILING VOID ENERGY RECOVERY VENTILATION UNITS
26
Fault Diagnostics
In the event of a fault, Exx error code shows on user display.
Error Description
E000
No connection between CTRL-DSP and motherboard
E001
No rotation of fan 1 (supply)
E002
No rotation of fan 2 (extract)
E003
T11 thermistor fault
E004
T12 thermistor fault
E005
T21 thermistor fault
E006
T22 thermistor fault
E007
(Spare)
E008
CTRL-DSP internal clock error