Checking The Heat Pump For Noise; Instructing The System User - Viessmann VITOCAL 300-G Installation And Service Instructions For Contractors

Closing the heat pump
!
Please note
Leaking hydraulic connections lead to appliance
damage.
■ Check for leaks in the internal and on-site
hydraulic connections.
In the event of leaks, switch off the appliance
■
immediately. Drain liquid via the drain & fill
valve. Check the seating of seal rings. Always
replace displaced seal rings.
!
Please note
If the casing is not securely sealed, this can lead
to damage from condensate, vibrations and
excessive noise.
■ Seal the casing door so it is soundproof and
diffusion-proof.
■ The outer panels must be fitted so as to be dif-
fusion-proof during operation. Only remove the
outer panels for maintenance and service
work.

Checking the heat pump for noise

Checking the appliance for unusual noises, e.g. oper-
ating noise of compressor and pumps. Venting again if
required.

Instructing the system user

The system installer should hand the operating instruc-
tions to the system user and instruct the user in oper-
ating the system.
Commissioning, inspection, maintenance
Danger
The absence of system component earthing can
lead to serious injury from electrical current and
component damage in the event of an electrical
fault.
All earth conductor connections must be recon-
nected.
The appliance and pipework must be connected
to the equipotential bonding of the building.
1. If necessary, close the wiring chamber: See
page 20.
2. Fit the front panels: See page 12.
This includes all components installed as accessories,
e.g. remote control units. In addition, the system instal-
ler must make the user aware of the required mainte-
nance work.
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