Operation of adjusting internal pressure of the pneumatic rubber fender

Theoperationofthevalveforairchargingislikeaschargingacar

tire.Disassemblingtheprotectivecapontheendflange,putapressuregaugeuponthescrew-jointcoupling,

thepressuregaugeshowsthedatatobetheinternalpressure.

Ifinternalpressurebeinghigherthandesirablefigure,
 
adischargeoperationmustbeneedasfo...