ELECTRIC Quick Release Valve , Door Emergency Valve

Product Attribute:

Applicationt: 

ankai, yutong, kinglong,

Production Description:

Pneumatic Bus Door Parts - Quick Release Valve , Door Emergency Valve

Pneumatic bus door emergency valve, fast relase valve, quick release valve

Door control valve:

In emergency: open valve cover  turn relief valve clockwist, open the door manually

After use: open inner relief valve clockwist close outer relief valve counterclockwise, keep the door entirely open. close inner relief valve.