Tekno Point ATHENA A-07 Manual And Installation page 33

F6 Outdoor DC fan
failure
E0 Inlet water temp
sensor failure
E1 Outlet
sensor failure
E2 After throttling
temp sensor
failure
E3 Air suction temp
sensor failure
E4 Outdoor coil temp
sensor failure
E5 Outdoor
environment temp
sensor failure
E6 Exhaust
sensor failure
E7 EVI return circuit
air return temp
sensor failure
E8 High pressure
sensor failure
E9 Low pressure
sensor failure
EA Economizer inlet
temp sensor
failure
EB Indoor
environment temp
sensor failure
EC Economizer outlet
temp sensor
failure
ED Buffer tank sensor
Driving of DC fan is failure
The cable of the sensor
open
temp or shout circuit
The probe of the sensor fall
off
the sensor short circuit
temp
Reconnect the cable of the sensor
Retighten the probe
Repair or replace the cable
Replace PCB
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