Hitachi S-4800 manual Water Supply and Drain

4.Water Supply and Drain

(1)	Water flow rate	1 to 1.5 L/min
(2)	Water pressure	50 to 100 kPa
(3)	Water temperature	10 to 20 °C (temperature variation: less than 0.5 °C/10 min)
(4)	Water supply port	One port, with Rc 3/8 taper internal thread.
		(If water contains significant deposit or impurities, consult
		Hitachi High-Technologies Corporation separately.)
(5)	Water drain port	One port, more than 20 mm in diameter
		(natural drainage type)

PRECAUTION - 13