oil step pressure speed setting

oil step speed calibration

step speed setting terminal

air setting oil

correlation of oil-oil

Croton oil (Oil of tiglii)

Crude oil setting tank

engine oil step pressure

high speed oil

high speed oil protection valve

low speed oil protection valve

oil speed

oil step

oil step access hole

oil step adjustment access hole

oil step adjustment potentiometer

oil step function

oil step latch

oil step latch function