3-14.1. COMPRESSOR LUBRICATION SYSTEM

FIGURE 3-9. COMPRESSOR OIL PUMP AND DRAIN PLUG

TM-5-4310-393-14 Air Compressor Diesel Engine Driven 20 CFM 3200 PSI Model KA7-DA Manual
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TM 5-4310-393-14 3-14.1. COMPRESSOR LUBRICATION SYSTEM. This task covers: A. Inspect B. Service C. Adjust Tools: Materials/Parts: Tool kit, General Mechanic's Set Oil Brush NSN 8020-00-224-8021 Cloth, Lint-Free NSN 7920-00-044-9281 Equipment Conditions: Compressor Unit Shut D own Purge All Air Pressure A. Inspect. 1. Checking the Compressor Oil Level. NOTE Check oil level every day prior to putting compressor into operation. WARNING ENSURE THE UNIT IS SHUT DOWN AND THAT THE SYSTEM PRESSURE HAS BEEN BLED TO ZERO. a. Unscrew and pull oil dipstick out (located at the top of the block). FIGURE 3-8. COMPRESSOR OIL LEVEL b. Wipe off dipstick with lint-free cloth; screw the dip stick all the way in, then remove again and examine (see figure 3-8). c. Oil level should rest between the indentation marks on the dipstick. d. If oil is required, add oil as necessary to fill compressor to level of full mark. Do not over fill. B. Service. 1. Changing the Compressor Lube Oil. CAUTION The Federal Water Pollution Control Act prohibits the discharge of oil or oily waste into or upon the navigable waters of the United States or the waters of the contiguous zone, if the discharge causes a film or discoloration of the surface of the water or causes a sludge or emulsion beneath the surface of the water. Ensure a container of sufficient size is used when draining the oil. a. Run the compressor unit until it is warm. Turn off the compressor. 3-16

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