Daikin Altherma 3 H HT F - Page 250

13 | Maintenance and service
Installer reference guide
250
EPRA14~18D + ETVH16SU18+23E
Daikin Altherma 3 H HT F
4P644738-1A – 2022.03
CAUTION
Make sure to open the valve (if equipped) towards the expansion vessel, otherwise
the overpressure will be generated.
5 Open the stop valves and add water to the water circuit if needed.