For valve with Arrow PositionIndicator, add the letter "I" before the dash separator (e. g., 4423i-025).
对于带箭头位置指示器的阀门,在破折号之前加上字母“I”,例如:4423i - 025。
2
If flow rate is in excess of that specified, turn indicator knob towards closed position, noting pressure drop and valve setting and determining new flow rates from flow rate chart.
如果流量超过规定,将指示器旋钮旋转到关闭位置,注意压降和阀门设置,并从流量表中确定新的流量。
3
NOTE: the valve is shipped in the closed position. The indicator on the plastic sleeve is aligned with the vertical scribed line on the stem.