E-
20
Pressure relief valve
A pressure relief valve is integrated on heater vessel of hydro unit and shall work in abnormal condition for
protecting the hydro unit.
Piping insulation
The complete water circuit, including all piping must be insulated to prevent condensation forming on the
surface of the pipe and heat loss to external environment.
X
The pressure relief valve will operate releasing the pressure by flowing out some water through
the drain hose.
X
Make certain that the discharged water out of drain pan can not contact any electrical parts.
Pipe work (Continued)
Summary of Contents for AEN080YDEHA
Page 1: ......
Page 11: ...E 11 ENGLISH Dimensional drawing 131 7 78 5 103 7 104 0 125 0 490 22 0 39 2 850 0 510 0 314 6 ...
Page 22: ...E 22 Wiring diagram AEN160YDGHA Wiring work Continued ...
Page 23: ...E 23 ENGLISH Wiring diagram AEN160YDEHA AEN080YDEHA ...
Page 38: ...E 38 DHW tank Continued Accessories Leg 3 Anode bar 1 Conduit 1 ...
Page 48: ......