Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximum static head. The leakage shall not exceed the amount guaranteed by the Contractor.
对入口阀在最大静水压力下的密封泄漏试验。泄漏量不得超过承包商所保证的量。
2
And discusses the use of CUT-OFF valve on the hydrostatic bulldozer, points out adding the pressure into the controlling parameter of the diesel motor.