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7. HYDRO UNIT INSTALLATION MANUAL
Engineering Data Book
Contents
1 GENERAL INFORMATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
2 ACCESSORY PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
3 PREPARATIONS FOR INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
4 PRECAUTIONS FOR SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
5 EXAMPLE OF HYDRO UNIT INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
6 MAIN COMPONENTS OF HYDRO UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
7 HYDRO UNIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
8 START UP AND CONFIGURATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
9 TEST RUN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
10 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
11 SENSOR TEMPERATURE MONITORING FUNCTION . . . . . . . . . . . . . . . . . . . . . . . 101
12 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Please read this Installation Manual carefully before installing the Air to Water Heat Pump.
• This Manual describes the installation method of the hydro unit.
• For installation of the outdoor unit, follow the Installation Manual attached to the outdoor unit.
ADOPTION OF NEW REFRIGERANT
This Air to Water Heat Pump is a new type which adopts a new refrigerant HFC (R410A) instead of the
conventional refrigerant R22 in order to prevent destruction of the ozone layer.
1-EN
Summary of Contents for ESTIA HWS-1102H-E
Page 3: ...2 1 INTRODUCTION ...
Page 7: ...6 2 SYSTEM OVERVIEW ...
Page 10: ...9 3 SYSTEM SPECIFICATION ...
Page 12: ...11 4 HYDRO UNIT ...
Page 44: ...43 5 OUTDOOR UNIT ...
Page 57: ...56 6 HOT WATER CYLINDER ...
Page 63: ...62 7 HYDRO UNIT INSTALLATION MANUAL ...
Page 107: ...105 8 OUTDOOR UNIT INSTALLATION MANUAL ...
Page 131: ...129 9 OWNER S MANUAL ...
Page 146: ...Air to Water Heat Pump Engineering Data Book Aug 2009 ...