Installing The Heat Pump Module - Viessmann Vitocal 300-G Series Installation And Service Instructions Manual

Installing the heat pump module

Install in reverse order to removal.
!
Please note
If a casing door is not securely closed this can
lead to damage from condensation, vibrations
and excessive noise.
Seal the casing door so it is soundproof and
■
diffusion-proof.
■ Ensure the diaphragm grommets at the hose
outlets are seated correctly. Seal hose outlets
with sealing tape if necessary: See page 46.
!
Please note
Leaking hydraulic connections lead to appliance
damage.
■ Check the internal and on-site hydraulic con-
nections for leaks.
■ In the event of leaks, switch OFF the appli-
ance immediately. Drain off liquid via the drain
valve. Check the seating of seal rings. Always
replace displaced seal rings.
Maintenance
71