Loading And Unloading The Trailer
^ CAUTION
Risk of injury from product fumes or dust. Exposure to product fumes and dust can result in minor or moderate injury. Wear the proper personal protective equipment during loading and unloading. 9. Load material into tank(s) distributing the material evenly throughout the trailer. 10. Weigh the trailer to be sure weight capacity of trailer, tires, axles and wheels have not been exceeded. 11. Close manhole covers and engage the latches.
5.1.2
VACUUM LOADING
1. Park the truck and trailer on a firm surface and set the parking brakes. 2. Verify all discharge valves (A) are closed. See Figure 5-1.
Figure 5-6 – Discharge Valve Closed
3. Verify manhole covers are closed and blow down valve (B) is closed.
Figure 5-7 – Blow Down Valve Closed
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