Vaillant uniSTOR VIH SW GB 500 BES, Руководство по эксплуатации

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Operating instructions 0020235303_03
Appendix
A Troubleshooting
Fault Solution
Leak at the product If possible, catch
the liquid in a vessel
and inform a com-
petent person.
Hot water temperat-
ure too low. Check the hot water
temperature setting
on the controller
and check whether
the heat generator
has been switched
on. If the problem
persists, inform a
competent person.
Leak at the expan-
sion relief valve. Inform a competent
person.