2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 153Get this manual

2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 153

Engine Lubrication System: Diagnostic Information and Procedures Engine Lubrication Symptom Diagnosis Possible cause Insufficient
replace it 1) Remove the left footrest mudguardRefer to "Exterior Parts Removal and Installation in Section 9D (Page 9D-3)"2)
Connect the tachometer to spark plug high-tension cord3) Remove the main oil gallery plug (1) B827H21504002 Special tool
(A): 0991574511 (Oil pressure gauge set)0990026006 (Engine tachometer (solar cell type)) I827H1150050-01 5) Warm up the engine
as follows: Summer: 10 minat 000 rmin Winter: 20 minat 000 rmin 6) After warm up the engine, increase the engine speed to
000 rmin (Observe the tachometer), and read the oil pressure gaugeIf the oil pressure is lower or higher than the specification,
the following causes may be consideredOil pressure specification LT-A400F: 110 150 kPa (1.1 1.5 kgfcm2, 16 21 psi) at 000
rmin, Oil tempat 60 (140 F) LT-F400F: 60 100 kPa (0.6 1.0 kgfcm2, 14 psi) at 000 rmin, Oil tempat 60 (140 F) High oil pressure