Section IV. OPERATION OF EQUIPMENT

TM-5-4930-227-14 Lubricating and Servicing Unit: Power Operated Trailer Mounted 15 CFM Compressor Reciprocating Gasoline Engine Driven Manual
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TM 5-4930-227-14 Section IV. OPERATION OF EQUIPMENT 2-8. General a. The instructions in this section are published for the information and guidance of the person- nel responsible for the operation of the tank and pump unit. b. The operator must know how to perform capable. This section gives instructions on start- ing, stopping, and operating details of the tank and pump unit. Since nearly every application presents a different problem, the operator may have to vary given procedures to fit the individu- al job. 2-9. Starting a. Preparation for Starting. (1) See that suction hoses connecting tanks to pumping assembly are properly secured. Group pumping assembly before opening the filler plug of a tank. (2) Drive ground rod into earth near assem- bly. (3)Pull ground wires from ground reel (fig. 1-2) and ground one securely to ground rod. Attach other wire to vehicle being fueled. Caution: Always clip lead to ground rod before attaching lead to vehicle being fueled. (4) Open only the filler plug of the tank being filled. Do not fill two tanks at the same time unless operator has an assistant. Do not overfill the tanks. Refer to safety precautions. (5) Maintain a distance of 25 feet between vehicles being fueled. (6) Open hand-valves of sight glass assembly (fig. 2-5). Open petcock on lower valve to re- lease air if product does not appear in sight glass. (7) Check glass frequently for presence of water and drain when necessary. Note. A petcock is located at the bottom of the left side of the filter/separator. (8) Prime pump through priming port (fig. 1-4), if necessary. Note. Priming should not be necessary when tanks are full. b. Starting. Refer to figure 2-6 and start the engine. 2-12 Figure 2-6. Engine starting instructions. 2-10. Stopping Refer to figure 2-7 and stop the engine. 2-11. Unit Operation a. General. The tank and pump unit can be used to dispense all types of automotive and avi- ation fuels. However, only one grade of fuel should be carried in and dispensed from the unit at a time. Since the pumping assembly is high- ly adaptable, dispensing with the tank and pump

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