Safety Valve (Dhw Cylinder); Potable Water Filter (If Installed) - Viessmann VITOCAL 300-A Operating Instructions Manual
Compact heat pump with electric drive, type awc-i, awc-i-m, aw-o, aw-o-m
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Also See for VITOCAL 300-A:
- Installation and service instructions manual (212 pages) ,
- Installation and service instructions for contractors (124 pages) ,
- Connection and wiring diagram (12 pages)
Table of Contents
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Inspection and maintenance
Safety valve (DHW cylinder)
The safety valve function should be
checked every six months by venting,
either by the system user or the local
heating contractor. The valve seat may
become contaminated (see the valve
manufacturer's instructions).
Potable water filter (if installed)
To maintain high hygienic standards,
proceed as follows:
■ Replace filter element on non-back
flushing filters every six months (visual
inspection every two months).
■ On back flushing filters, back flush
every two months.
(cont.)
Maintenance
55
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