TM 5-3895-383-24Testing and AdjustingTroubleshootingTroubleshooting can be difficult. The Troubleshooting Indexgives a list of possible problems. To make a repair to aproblem, make reference to the cause and correction on thepages that follow.This list of problems, causes, and corrections will only give anindication of where a possible problem can be, and whatrepairs a needed. Normally, more or other repair work isneeded beyond the recommendations in the list.Remember that a problem is not normally caused only by onepart, but by the relation of one part with other parts. This list isonly a guide and cannot give all possible problems andcorrections. The serviceman must find the problem and itssource, then make the necessary repairs.NOTE:For each problem, a list of possible causes andcorrections is given. The list of probable causesand corrections should be performed in numericsequence.Troubleshooting Problem List1. Contactor Switch For Water Temperature Activates AtWrong Temperature.2. Contactor Switch For Oil Pressure Does NotActivate Shutoff Solenoid.Troubleshooting ProblemsProblem 1: Contactor Switch For WaterTemperature Activates At Wrong Temperature.Probable Cause:1. Wrong Setting Of SwitchMake a test of temperature setting and ifnecessary install new contactor switch withcorrect setting. See specifications.Problem 2: Contactor Switch For Oil Pressure DoesNot Activate Shutoff Solenoid.Probable Cause:1.Wrong ConnectionsCheck connections, wiring and correct wherenecessary.2.Wrong Setting Of SwitchMake a test of temperature setting and ifnecessary install new contactor switch withcorrect setting. See specifications.7-25
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