Viessmann Tecto FI2 84 PI - Page 30

30
Tecto FI2 84 PI
EN 428001335137
Use and maintenance manual
16.1 USER INTERFACE
XR44CH
ALARMS
Code Cause
P1 Faulty temperature probe
P2 Faulty rst evaporator probe
P3 Faulty second evaporator probe
HA High temperature alarm
LA Low temperature alarm
EA External alarm
CA
External alarm (i1F=bAL)
Pressure switch alarm (i1F=PAL)
oFF Instrument in stand-by
dA Door open
POF Unlock door
POn Keyboard locked