TM 9-2350-247-20-1LOW AIR PRESSURE WARNING LIGHT DOES NOT LIGHT WHEN AIRPRESSURE FALLS BELOW 60 PSI (414 KPA) (M548A1)0097 00INITIAL SETUP:Maintenance LevelUnitTools and Special ToolsGeneral Mechanic’s Tool Kit (WP 0541 00, Item 57)Multimeter (WP 0541 00, Item 29)Personnel RequiredUnit MechanicReferencesSee your -10Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)T1. Disconnect circuit 1C plug (1) from LOW AIR PRESSUREwarning light (2).2. Turn MASTER SWITCH ON.3. Measure voltage between circuit 1C plug (1) and ground.4. Does multimeter read 17 volts or more?YESNOTN1. Repair faulty circuit 1C(WP 0294 00).2. Verify no faults found.0097 00-1
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