TM 5-3895-373-20REFERENCE INFORMATIONDCA CIRCUITOIL FILTER PRESSURE DROP TEST - STE/ICE-R TEST 36DESCRIPTIONTEST PROCEDURESMeasures the pressure drop across the engine oil filter as1.Set TEST SELECT switches to 36.indicator of filter element clogging.2.Shut engine off.DCA Test Pins: AC and ADMeasurement Range: 0 to 25 psi3.Press and hold TEST button until CAL appears ondisplay.PRE-TEST PROCEDURES4.Release TEST button and wait for offset value toappear on display. If offset value is within -3.75 to+3.75 psi, proceed.Run confidence test per TM 9-4910-571-12&P.POSSIBLE ERROR MESSAGES5.Press and release TEST button.005Required offset test was not performed.6.Run warm engine at full speed per TM 5-3895-373-10.7.Observe displayed value. Displayed values are inpounds per inch (psi). Expected display value is 24psi, maximum.ENGINE COOLANT TEMPERATURE - STE/ICE-R TEST 38DESCRIPTIONTEST PROCEDURESMeasures the engine coolant temperature.1.Set TEST SELECT switches to 38.Transducer: 122589332.Set Zero Offset switch on DCA housing to TEST.DCA Test Pins: n and pMeasurement Range: 120 to 3000F3.Press and hold TEST button until CAL appears ondisplay.PRE-TEST PROCEDURESRun confidence test per TM 9-4910-571-24&P.4.Release TEST button and wait for offset value toappear on display. If offset value is within -45 and+45, proceed.5.Press and release TEST button.POSSIBLE ERROR MESSAGES005Required offset test was not performed.6.Set Zero Offset switch on DCA housing to RUN.7.Observe displayed value. Displayed values are indegrees Fahrenheit (°F). Expected value, undernormal loading/operating conditions, is between180° to 200°F.2-381
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