2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 164Get this manual
1E-15 Engine Lubrication System:
Engine Oil Temperature Switch Inspection
Inspect the engine oil temperature switch in the following procedures: 1) Remove the engine oil temperature switchRefer to "Engine Oil Temperature Switch Removal and Installation (Page 1E-14)"2) Check the switch closing or opening temperatures by testing it at the bench as shown in the figure3) Connect the switch (1) to the circuit tester and place it in oil "A" contained in pan, which is placed on the stove4) Heat the oil to raise its temperature slowly and read the column thermometer (2) when the switch closes or opensIf any abnormality is found, replace the engine oil temperature switch with new one
B827H21506019
Oil Pressure Regulator Removal and Installation
Removal 1) Remove the generator coverRefer to "Generator Removal and Installation in Section 1J (Page 1J-5)"2) Remove the oil pressure regulator (1)