VACUUM LOADING PROCESS 1. PosiƟon trailer for opƟmum loading. Rear of trailer should be located as close to the product storage outlet as possible 2. Retrieve product hose from hose stowage tubes and connect it to the load line. Note: The passenger side load line extends inward near the center of the vessel. This line is used to fill the front half of the trailer. The drivers’ side load line extends inward to the last manhole and is used to fill the rear half of the trailer.
Load Lines
3. AƩach opposite end of hose to adapter on storage facility discharge outlet. 4. Open the vacuum control box and engage the air actuated vacuum control valve. 5. AƩach vacuum hose to blower intake outlet and vacuum return line at the front of the trailer.
Vacuum Relief
Vacuum Return
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