Dantherm HCV 4 Manuel D'installation page 18

Preventive maintenance,
Warranty conditions The factory warranty is only valid with documented preventive maintenance. Mainte-
Service log
16
continued
nance must have been carried out at intervals of a minimum of six months. The docu-
mentation must be in the form of a written log/journal.
Complete the log at every service visit:
Date Description of the service carried out/parts replaced Engineer/initials