Vaillant flexoTHERM All models error codes
Codes
- 32Error codeBuilding circuit: Pressure low
- 33Error codeFan unit: Cleaning required
- 34Error codeEnvironment circuit: Pressure low
- 314Error codeBuilding circuit: Return temperature too high
- 352Error codeImmersion heater: Pressure too low
- 354Error codeImmersion heater: Phase failure
- 514Error codeSensor fault: Compr. inlet temp
- 517Error codeSensor fault: Compr. outlet temp
- 519Error codeSensor fault: Building circuit return temp
- 520Error codeSensor fault: Building circuit flow temp
- 532Error codeBuilding circuit: Flow rate too low
- 546Error codeSensor fault: High pressure
- 583Error codeBuilding circuit: Flow temp. too low
- 685Error codeConnection error: Contr. not recog- nised
- 701Error codeSensor fault: Env. circuit inlet temp
- 702Error codeSensor fault: Env. circuit outlet temp
- 703Error codeSensor fault: Low pressure
- 704Error codeSensor fault: Build. circ. pressure
- 705Error codeSensor fault: Env. circuit pressure
- 708Error codeConnection error: Fan unit 1
- 710Error codeEnv. circuit: Outlet temp. too low
- 714Error codeEnvironment circuit: Pressure too low
- 715Error codeEnv. circuit: Fault contact: Pump open
- 718Error codeFan unit 1: Fan blocked
- 719Error codeFan unit 1: Safety cut-out open
- 723Error codeBuilding circuit: Pressure too low
- 724Error codeSensor fault: Fan unit 1 fan inlet temp
- 725Error codeSensor fault: Fan unit 1 brine flow temp
- 731Error codeHigh-pressure switch open
- 732Error codeCompressor outlet temperature too high
- 733Error codeEvaporation temperature too low
- 735Error codeEvaporation temperature too high
- 740Error codeEnvironment circuit: Inlet temp. too low
- 741Error codeBuilding circuit: Return temp.too low
- 742Error codeEnvironment circuit: Inlet temp. too high
- 743Error codeBuilding circuit: Return temp. too high
- 782Error codeConnection error: Fan unit 2
- 783Error codeConnection error: Terminal block (TMB)
- 784Error codeConnection error: ICL
- 785Error codeFan unit 2: Fan blocked
- 786Error codeFan unit 2: Safety cut-out open
- 787Error codeEnvironment circuit: Pressure mon.
- 788Error codeBuilding circuit: Pump fault
- 789Error codeSensor fault: Fan unit 2 fan inlet temp
- 790Error codeSensor fault: Fan unit 2 brine flow temp
- 792Error codeSensor fault: VI inlet temp
- 793Error codeSensor fault: EEV-VI outlet temp
- 797Error codeSensor fault: Cooling flow temp
- 798Error codeSensor fault: Well inlet temp
- 799Error codeSensor fault: Well outlet temp