Table 71. Hydraulic and Pneumatic Systems Controls and Indicators

Table 71. Hydraulic and Pneumatic Systems Controls and Indicators (cont) - TM-1-1520-238-T-5_033

TM-1-1520-238-T-5 Army Model AH-64 Helicopter (NSN
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TM 1-1520-238-T-5 7–13 7–6. CONTROLS AND INDICATORS (cont) 7–6 Table 7–1. Hydraulic and Pneumatic Systems Controls and Indicators Primary/Utility Hydraulic Manifolds SWITCH/INDICATOR POSITION FUNCTION Pressure dirty filter indicator Up Indicates clogged pressure filter. Return dirty filter indicator Up Indicates clogged return filter. Fluid level indicator RED Indicates low fluid level. GREEN Indicates normal operating area. UTILITY HYDRAULIC MANIFOLD RETURN DIRTY FILTER INDICATOR UTILITY HYDRAULIC MANIFOLD PRESSURE DIRTY FILTER INDICATOR FLUID LEVEL INDICATOR M68-100 PRIMARY HYDRAULIC MANIFOLD RETURN DIRTY FILTER INDICATOR PRIMARY HYDRAULIC MANIFOLD PRESSURE DIRTY FILTER INDICATOR Primary/Utility Hydraulic Manifolds

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