Vaillant flexoTHERM exclusive VWF 117/4 Installation And Maintenance Instructions Manual page 47

Status code Meaning
S.212 Connection error: Control not detected
S.213 Connection error: Fan 1 not recognised
S.214 Connection error: Fan 2 not recognised
S.215 Connection error: TMB not recognised
S.216 Connection error: ICL not recognised
Displays relating to the environment circuit
S.242 Environment circuit: Outlet temperature
too low
S.246 Environment circuit: Pressure too low
S.247 Env. circuit: Fault contact: Pump open
S.248 Fan unit: De-icing with fan only
S.249 Fan unit: De-icing with de-icer
S.252 Fan unit 1: Fan blocked
S.253 Fan unit 1: Safety cut-out open
S.254 Fan unit 1: De-icing takes too long
S.255 Fan unit 1: Air inlet temp. too high
S.256 Fan unit 1: Air inlet temp. too low
S.260 Fan unit 2: Fan blocked
S.261 Fan unit 2: Safety cut-out open
S.262 Fan unit 2: De-icing takes too long
S.263 Fan unit 2: Air inlet temp. too high
S.264 Fan unit 2: Air inlet temp. too low
S.265 Environment circuit: Pressure mon. open
S.266 Environment cir. inlet temperature too
high
Displays relating to the building circuit
S.272 Building circuit: Remaining feed heads
limit active
S.273 Building circuit: Flow temperature too low
S.274 Building circuit: Pressure too low
S.275 Building circuit: Flow rate too low
S.276 Building cir.: Lockout contact S20 opened
S.277 Building circuit: Pump fault
Displays relating to the refrigeration circuit
S.302 High pressure switch opened
S.303 Compressor outlet temperature too high
S.304 Evaporation temperature too low
S.305 Condensation temperature too low
S.306 Evaporation temperature too high
S.308 Condensation temperature too high
S.311 Environment cir. inlet temperature too
low
S.312 Building circuit inlet Return temperature
too low
S.313 Environment cir. inlet temperature too
high
S.314 Building circuit inlet Return temperature
too low
S.240 Oil temperature too low
Displays relating to the auxiliary electric heating circuit
S.350 Heating rod: Safety cut-out open
S.351 Heating rod: Flow temp. too high
0020213394_01 flexoTHERM exclusive Installation and maintenance instructions
Appendix
47