TM 9-2350-267-10PRIMARY HYDRAULIC PUMP OPERATION - Continued2. Open hydraulic dump valve by turning knob (2) fully counterclockwise.3. Push in BACK-UP HYDRAULIC SYSTEM selector valve knob (3).4. Start APU (p 2-116).5. Check pressure gage (4) on hydrau-lic control panel. With pump operat-ing, but no hydraulic actuators oper-ating, pressure gage should indicatebetween 100 to 300 psi.6. Operate hydraulic system as neces-sary (p 2-129 to 2-130 and 2-148thru 2-171).7. To turn off primary pump, shut downAPU (p 2-122).2-130
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
