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12.18 Two Ways Valve Control
Functionality of 2 ways valve:
Use to allow hot water to floor heating panel or block cold water to floor heating panel.
Control contents:
1 When indoor running in heat mode, OPEN the 2 ways valve.
2 When indoor running in cool mode, CLOSE the 2 ways valve.
3 Stop
condition:
a.
During stop mode, fix 2 ways valve in close condition.
* During pump down mode, fix 2 ways valve in close condition.
* During force mode, open 2 ways valve.
* Recommended Parts : SFA 21/18 (Siemens)
Содержание WH-SDC03E3E5 Series
Страница 12: ...12 4 Location of Controls and Components 4 1 Indoor Unit 4 1 1 Location of Control ...
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Страница 15: ...15 4 1 2 Weekly Timer Setting ...
Страница 16: ...16 4 1 3 Setting Up the Special Functions ...
Страница 17: ...17 4 1 4 Main Components 4 2 Outdoor Unit ...
Страница 18: ...18 5 Dimensions 5 1 Indoor Unit ...
Страница 19: ...19 5 2 Outdoor Unit ...
Страница 21: ...21 ...
Страница 22: ...22 7 Block Diagram ...
Страница 23: ...23 8 Wiring Connection Diagram 8 1 Indoor Unit ...
Страница 24: ...24 8 2 Outdoor Unit ...
Страница 25: ...25 9 Electronic Circuit Diagram 9 1 Indoor Unit ...
Страница 26: ...26 9 2 Outdoor Unit ...
Страница 27: ...27 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...
Страница 28: ...28 10 1 2 Solar Printed Circuit Board Optional ...
Страница 29: ...29 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board ...
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Страница 110: ...110 17 3 To Remove Pressure Gauge 17 4 To Remove Control Panel ...
Страница 111: ...111 17 5 To Remove RCCB 17 6 To Remove Transformer and Electronic Controller Board ...
Страница 123: ...123 18 4 Hydraulic Pump Performance ...