To Drain The Domestic Hot Water Tank - Daikin EKHWET-BV3 Installer's Reference Manual

13 | Maintenance and service

13.3 To drain the domestic hot water tank

Installer reference guide
100
NOTICE
The booster heater sealing must be replaced after every check. Tighten the booster
heater screws to 10 N•m of torque.
DANGER: RISK OF BURNING/SCALDING
The water in the tank can be very hot.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Close the cold water supply.
Prerequisite: Open all the hot water tapping points to allow air to enter the
system.
1 Remove the water inlet connection, the water will flow out of the tank.
a b
a DHW – hot water OUT (screw connection, ½")
b DHW – cold water IN (screw connection, ½")
EKHWET90+120B
R32 Split series – Domestic hot water tank
4P680077-1A – 2022.11