Panasonic WH-TD20E3E5 Service Manual page 14

6.1.2 Charge the Water
Make sure Tank Unit filled up with water before switch on
the power.
1) Make sure all the piping installations are properly done.
2) Set the water supply valve "OPEN" and all hot water tap "OPEN".
3) Start filling water to the Tank Unit. After 20 ~ 40 min, water should flow out from hot water tap.
Else, please contact your local authorized dealer.
4) Switch ON the power supply of the Indoor unit. Then set the indoor control panel to "Tank Connection" to "Yes".
After that, change operation mode to "Tank Mode". Make sure water pump running.
Else, please contact your local authorized dealer.
5) Check and make sure no water leaking at the tube connecting points.
6.1.3 Examine the Anode once a year
To protect the pressure vessel an anode is placed inside the tank. The anode will, depending on the water quality,
corrode. When diameter is approx. 8 mm the anode must be replaced.
It is easy to check and replace the anode
1) Turn off power supply.
2) Close water supply valve.
3) Manually open the safety valve and drain approx. 2ltrs..
4) Unscrew the anode, check and if necessary replace.
6.1.4 Discharge of Water
1) Turn off power supply.
2) Close water supply valve.
3) Open safety valve, by turning knob counter-clockwise until it stays open.
4) After discharge, close valve continue turning counter-clockwise until the valve snaps shut.
6.1.5 Precaution on Usage
 When using hot water, it must be mixed with water.
Please check the hot water's temperature before using it.
(Hot water may cause scalding.)
 The water quality shall be in accordance with European Council Directive 98/83 EC, or revised version at the date
of installation, and is not fed with water from a private supply.
Particular: Chloride content:
Sulphate content:
Combination Chloride/sulphate: Max. 300 mg/l (in total)
WARNING
Max. 250 mg/l
Max. 250 mg/l
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