P.42
WARNING The pump casing, inlet piping and exhaust piping become
extremely hot during operation and for some time after
stopping. Be sure that pump and exhaust piping do not
come in contact with humans or inflammable substances.
Do not remove the pump cover during operation.
CAUTION The exhaust piping made by polyvinyl chloride causes the noise
thrugh the pipe.
4.2.2 Cooling Water Piping
Be sure to connect the cooling water pipes to the correct inlet and outlet ports.
The connector ports are provided with couplers. Push in the plug till the end of
socket. Socket sleeve returns to front.
Be sure that the supply/return plugs are not connected in reverse. The diameters
are slightly different. In/Out markings are provided on each plugs.
When the coupler is pulled out the water pipe will be automatically blocked. Use
cooling water corresponding to the specifications of Table 4.1 below.
Table 4.1 Industrial Water Supply Quality Specification
(Japan Industrial Water Association, Industrial
Water Quality Standards Committee)
Turbidity
pH
Alkalinity(CaCO3)
Hardness(CaCO3)
Evaporation residue
Chlorine ion
Iron
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