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VACUUM SAMPLING
VACUUM
TOP VIEW
BLOWER
1. HOOK UP VACUUM BOX AS SHOWN
2. TURN ON VACUUM BOX PUMP
3. OPEN VALVE AND FILL SAMPLE BAG
4. CLOSE SAMPLE VALVE
5. TURN OFF VACUUM BOX PUMP
6. OPEN VACUUM RELEASE VALVE
7. REMOVE SAMPLE BAG
NOTE: EXTERNAL SHUTOFF VALVE ON VACUUM BOX
SHOULD BE CLOSED DURING SAMPLING FOR FASTES1
SAMPLING RATE.
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