To Inspect The Inside Of The Domestic Hot Water Tank - Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual

14 | Maintenance and service

14.4 To inspect the inside of the domestic hot water tank

Installer reference guide
228
3 Use a drain hose and a pump to drain the tank via the access point.
1
4 Tightening torques for installation:
Tube connection
Temperature and pressure relief valve
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.
Prerequisite: Remove the top panel. See
1 Remove the clip that fixes the domestic hot water OUT pipe.
2 Disconnect the pipe such that the tank is accessible for visual inspection (e.g.
with an endoscope).
2
Item
"7.2.2 To open the indoor
Tightening torque
30 N•m
40 N•m
4
unit" [ 62].
EWSAH/X06UD
Daikin Altherma 3 WS
4P675765-1 – 2022.04