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ACCESSORIES INSTALLATION
ENGLISH
WARNING
!
Followings should be kept before installation
• Main power must be turned off during installing accessories.
• 3rd party accessories should be comply with supported specification.
• Proper tools should be chosen for installation.
• Never do installation with wet hands.
Domestic hot water expansion vessel – integrated into the unit
How to install DHW expansion vessel
[Parts of DHW expansion vessel]
Step 1. The vessel is delivered with a connection pipe(①). Screw the pipe to the dedicated
port(③) inside of the unit.
① DHW expansion vessel
② Connection pipe
③ The port for DHW expansion vessel
④ The Holder for DHW expansion vessel
⑤ Domestic hot water outlet pipe
⑥ Domestic cold water inlet pipe
⑦ DHW Re-circulation pipe
①
②
⑤
⑥
⑦
③
④
Before Installation
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