TM 5-3805-261-20SENDING UNITS AND WARNING SWITCHES MAINTENANCE.7-92.EngineOilPressureandHourmeterSwitches. (Sheet 2 of 3)REMOVALNOTEThe following is a maintenanceprocedure for the engine oilpressure switch. The maintenanceprocedure for the hourmeter switchis identical.1.Remove two screws (1), washers (2,Figure 7-141) from lower rear, left side ofengine.NOTEAll wire, cable and harnessassemblies must be tagged beforedisconnecting to aid in installation.2.Disconnect two wire assemblies (3).3.Remove switch (4).4.Remove bushing (5).5.Remove elbow (6).CLEANINGClean all parts. Refer to Chapter 2.INSPECTIONInspect all parts. Refer to Chapter 2.Figure 7-141Go to Sheet 37-225
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