4.85 OIL OUTLET PIPE ASSEMBLY MAINTENANCE.

TM-9-6115-668-13 5Kw 28VDC Auxiliary Power Unit (APU) MEP 952B Manual
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TM 9-6115-668-13 4.85 OIL OUTLET PIPE ASSEMBLY MAINTENANCE. This task covers: a. Removal b. Installation Tools Equipment Conditions General Mechanic’s Tool Kit (item 2, appendix B) Automotive Fuel and Electrical System Repair, Tool Kit (item 3, appendix B) Materials/Parts Reference Generator Set 150 kW shut down, paragraph 2.5.2 Sealing rings Sealing tape (item 19, appendix E) 1. 2. 3. 4. Open flap (2, figure 4-65) on unit hood assembly (1). Unscrew collar nut (21), remove VELCRO strap and oil outlet pipe assembly (21 to 29) from scav- enge pump (6). Using a suitable hold clamp shutoff valve (26), unscrew hose nipple (29) and remove together with sealing rings (28, 27) from shutoff valve (26). Discard sealing rings (27, 28). Remove hose nipple (23) and remove together with sealing rings (25, 24) and oil line (22) from shutoff valve (26). Discard sealing rings (25, 24). 1. Using a suitable hold clamp shutoff valve (26), insert new sealing rings (25, 24) into shutoff valve (26) and screw in hose nipple (23) of oil line (22). 2. Insert new sealing rings (27, 28) into shutoff valve (26) and screw in hose nipple (29). 3. Install oil outlet pipe assembly (21 to 29) on scavenge pump (6) and screw on collar nut (21). 4. Coil up oil outlet pipe assembly (21 to 29) and secure with VELCRO Strap. 5. Close flap (2). 4-212

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