–77–
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
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