top of page

Vaillant Fault Code F.20

F.20

Safety switch-off: Temperature limiter: Incorrect earth connection between cable harness and product, flow or return NTC defective (loose connection), black discharge via ignition cable, ignition plug or ignition electrode



Landlord gas safety inspection Cheshunt, Ware, Hertford
Landlord gas safety inspection Cheshunt, Ware, Hertford

 
 
 

Comments


LEAKS FIXED

Ware, Harlow, Hertford, Broxbourne, Hoddesdon, Roydon, Epping, Loughton, Woodford, Chingford, Enfield, Edmonton, Tottenham, Wood Green, Crouch End, Holloway, Hackney and Central London

  • Instagram - Black Circle
  • b-facebook
  • b-googleplus

© 2017 Hydro Gas Ltd. Proudly created with Wix.com

bottom of page