VACUUM LOADING PROCESS
6. Ensure all air control and product discharge valves are closed. 7. Engauge blower. Vacuum loading will begin immediately. 8. When unit has reached the tractor PTO controlled vacuum pressure, product can be felt moving inside the hose. 9. Monitor tank vacuum and filter cannister pressures. Vacuum must not exceed 13” Hg. The filter cannister pressure must not exceed 5 PSI 10. Once the front half of the trailer is loaded interrupt the vacuum process using the vacuum dump control valve and move loading hose from the passenger side load line to the drivers’ side load line. Note: Opening the vacuum dump control valve stops the loading process.
Vacuum Dump Valve
11. ConƟnue loading unƟl the trailer is filled to the desire payload. Notes:
Typically the desired payload load is achieved by monitoring the suspension load gauge and Ɵme. Payloads will vary based on federal and regional weight laws, and the bulk density of the material being transported.
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