Suzuki DF150 Service Manual page 57

2-26 PERIODIC MAINTENANCE
5. Install oil pressure gauge adaptor into oil pressure switch
hole in place of oil pressure switch.
! 09915-77311: Oil pressure gauge
09915-78211: Oil pressure gauge adapter
6. Install the ring gear cover and air intake silencer case.
7. Start engine and allow to warm up as follows:
Summer : 5 min. at 2 000 r/min.
Winter : 10 min. at 2 000 r/min.
8. After warming up, shift into forward gear and increase
engine speed to 3 000 r/min., then compare pressure indi-
cated on gauge to specifications.
9. After testing, reinstall oil pressure switch.
(See page 3-70.)
Monitor-tachometer