BRP Johnson 4HP Service Manual page 27

PERIODIC MAINTENANCE
CONTENTS
PERIODIC MAINTENANCE SCHEDULE ................................................................................................. 2-2
PERIODIC MAINTENANCE CHART
MAINTENANCE AND TUNE-UP PROCEDURES .................................................................................... 2-3
ENGINE OIL / ENGINE OIL FILTER
ENGINE OIL CHANGE
ENGINE OIL FILTER INSPECTION
GEAR OIL ................................................................................................................................................. 2-6
LUBRICATION ......................................................................................................................................... 2-7
COOLING SYSTEM FLUSHING .............................................................................................................. 2-8
SPARK PLUG ........................................................................................................................................... 2-9
SPARK PLUG GAP
CONDITION OF ELECTRODE / INSULATOR
VALVE CLEARANCE ............................................................................................................................. 2-10
CHECKING AND ADJUSTING VALVE CLEARANCE
IDLE SPEED ........................................................................................................................................... 2-12
CARBURETOR ....................................................................................................................................... 2-13
IGNITION TIMING ................................................................................................................................... 2-13
BREATHER HOSE AND FUEL LINE ..................................................................................................... 2-14
FUEL FILTER ......................................................................................................................................... 2-14
WATER PUMP / WATER PUMP IMPELLER ......................................................................................... 2-14
PROPELLER / NUT / COTTER PIN ....................................................................................................... 2-15
ANODES ................................................................................................................................................. 2-15
BOLTS AND NUTS ................................................................................................................................ 2-15
CYLINDER COMPRESSION .................................................................................................................. 2-16
......................................................................................................... 2-2
......................................................................................................... 2-3
........................................................................................................................... 2-4
.......................................................................................................... 2-5
............................................................................................................................... 2-9
............................................................................................ 2-9
PERIODIC MAINTENANCE
............................................................................... 2-10
CONTENTS
2-1