Potable Water Filter (If Installed); Damaged Cables / Lines - Viessmann VITOCAL 150-A Operating Instructions For The System User

Maintenance
Inspection and maintenance

Potable water filter (if installed)

To maintain high hygienic standards, proceed as fol-
lows:
■ 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.

Damaged cables / lines

If there is damage to the connecting cables or lines of
the appliance or externally installed accessories, these
must be replaced with special cables or lines. Only use
Viessmann cables / lines as replacement. For this,
notify your qualified contractor.
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(cont.)