7-1.3 FLIGHT CONTROL HYDRAULIC SYSTEM VISUAL CHECK

FLIGHT CONTROL HYDRAULIC SYSTEM WIRING DIAGRAM (CONT) - TM-55-1520-240-T-1_666

FLIGHT CONTROL HYDRAULIC SYSTEM VISUAL CHECK (Continued) - TM-55-1520-240-T-1_668

TM-55-1520-240-T-1 CH-47D Heilcopter Manual
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TM 55-1520-240-T 7-1.3 FLIGHT CONTROL HYDRAULIC SYSTEM VISUAL CHECK 7-1.3 INITIAL SETUP Applicable Configurations: All Tools: Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692 Materials: Cloths (E135) Personnel Required 67U10 Medium Helicopter Repairer (2) References: TM 55-1520-240-23 Equipment Condition: TM 55-1520-240-23: Battery Disconnected Electrical Power Off Hydraulic Power Off Forward Transmission Drip Pan Removed Left Aft Transmission Access Door Open Forward Work Platforms Open Pylon Access Doors Open Controls Closet Acoustic Blanket Removed Controls Closet Panel Open Cargo Ramp Open and Level (Task 7-3.4) TASK RESULT 1. 2. 3. 4. 5. 6 Check FLT CONTR switch (1). Check FLT CONT RESERVOIR LEVEL switch (2). Check FLT CONT RESERVOIR LEVEL indicator (3). Check four FILTER CHANGE lights (4). Check two PUMP FAULT lights (5). Check No. 2 flight control hydraulic pump (6). If switch (1) is loose or damaged, tighten or re- place it as required. If switch (2) is loose or damaged, tighten or re- place it as required. If indicator (3) is loose or damaged, tighten or re- place it as required. If any light (4) is damaged. repair rr replace it as required. If either light (5) is damaged, repair or replace it as required. If pump (6) is loose or damaged, tighten or replace it as required. If any hose to pump is loose is loose or damaged. tighten or replace it as required. GO TO NEXT PAGE Page 7-7 is a blank page. 7-8

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