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7. HYDRO UNIT INSTALLATION MANUAL
Engineering Data Book
Water circuit
• Install a strainer with 30 to 40 meshes (procured locally) at the water inlet of the Hydro Unit.
• Install drain cocks (procured locally) for water charge and discharge at the lower part of the Hydro Unit.
• Make the piping route a closed circuit. (An open water circuit may cause a failure.)
▼
Fig. 7-11
Attention
To avoid water leak, exchange the seal
tapes to new one.
Attention
Water (used at test in factory before
shipping) may be found in the caps.
Hot water outlet
connection 1 1/4"
Water inlet connection
1 1/4"
▼
Fig. 7-12
Local arrangement
Isolating Ball Valve
Strainer (30 to 40
meshes)
Drain cock for
water charge
and discharge
Inlet
15-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 ...