INDICATOR LIGHT ON INSTRUMENT PANEL IS ON.

TM 55-4920-426-13&P

Section IV. TROUBLESHOOTING - Continued

TROUBLESHOOTING CHART - Continued

3-8

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

HYDRAULIC SYSTEM D5-D HYDRAULIC TEST STAND (cont)

HIGH PRESSURE

FILTER ASSEMBLIES:

LOW PRESSURE

4. INDICATOR LIGHT ON INSTRUMENT PANEL IS ON.

Inspect for clogged filter element.

Replace (Para. 3-109, 3-114).

5. FLUID VOLUME FLOW DROPS OFF.

Step 1.

Inspect lines, tubing, and hoses for leaks.

Repair (Para. 4-15, 4-16 AVIM).

Inspect fitting for stripped threads.

Step 2.

Repair (Para. 4-15, 4-16 AVIM).

Inspect tubing for damaged flare.

Step 3.

Repair (Para. 4-15, 4-16 AVIM).

Step 4. Operate test stand and test for leaks after all repairs have been made (Paras. 2-3, 2-4 and 2-8).

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