TM 10-3930-659-34 4-15. ENGINE OIL PRESSURE REGULATING VALVE REPLACEMENT. This Task Covers: a. Removal b.   Installation Initial Setup: Equipment Conditions: Tools/Test Equipment: Battery disconnect switch in OFF position (see General mechanic's tool kit (Item 71, Appendix E) TM 10-3930-659-10). Torque wrench, 0-175 lb.-ft.  (Item 81, Appendix E) Left engine upper sideshield opened (see TM 10- 3930-659-10). References: TM 10-3930-659-10 a. REMOVAL Remove plug (5), washer (4), spring (3), and engine oil pressure regulating valve (2) from engine timing gear cover (1). b. INSTALLATION I Install engine oil pressure regulating valve (2) and spring (3) on engine timing gear cover (1) with washer (4) and plug (5). Torque plug to 70 Ib.-ft.  (95 N•m). FOLLOW-ON TASKS: o Close left engine upper sideshield (see TM 10-3930-659-10). TA708105 4-66

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