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• �pfTTUN Z '96 _11-24AM SMITH'ENVIRONMENTAL TECH C©RP""� NES P.�12 03 <br /> h . . <br /> .Sol Gas, Sampling PRS` System Operation <br /> Basics = -- <br /> "Isi"$,the Post-Run Tdbing System,one can delve probe rods <br /> to the 06ired sampling depth,then insen and seal an <br /> internal tubing-for spit gas sampling. The usual Geoprobe .. - <br /> Isrobe rpds and driving atcessoris s and the following tools <br /> .are required:. <br /> ••PAT Expendable Point Holder � _- <br /> ! P.kT Adapter . <br /> •,SelaaLed PRT Tubmg <br /> 4b . <br /> _ PreF�rdti�n <br /> I. Clean all paM prior to,use_ Install 4-rings on the = _ <br /> M138 and the PRT adapter. <br /> PAT SMEM PADS <br /> 2. lrrspmt the probe rods and clear them of all obstructions_ 'PRT D"ndabte Paint Holder,PRT Adapters,Tubing,and Q. <br /> rings, <br /> 3. TEST FIT the.adapter with the PRT Attinon the <br /> expendable point holder Ip assure that the ilimads are <br /> compatible and,fit togathor sn=lhty. <br /> MOTE: PRT florip are left-hand threaded. <br /> a.:Pusb the adapW Into the end of the selected tubi rig. <br /> Tape•rreay be used-on-the oumWe of the adapter and <br /> tubing to prevei* the tubing from spinning freely around <br /> the adapter durrrng connection-tesperially when using <br /> Teflon tubing(Figure 1). <br /> REMWI3ER: The sample will not cpntact the outside <br /> of d*tubing or adapter: ` <br /> Figure i. Securing adapter to tubing with tape. nOTIL Tape <br /> dans not contact soil gas sample. <br /> fr ° <br /> Figure 2. Insertion of tubing Figure 3. 'FAgeging thread: <br /> antd PRT adapter. try cotatini tubing. <br /> !c <br />