Specifications

2
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Contents
SERVICE
SAFETY INFORMATION ...................................................................................... 3
DEFINITIONS: SAFETY GUIDELINES ............................................................... 3
SERVICE INFORMATION .................................................................................... 3
SERIAL NUMBER ................................................................................................ 3
SPECIFICATIONS .........................................................................................................4-6
DIMENSIONAL DRAWINGS......................................................................................... 7-9
P.T.O. DIMENSIONAL DRAWINGS ............................................................................... 10
WIRING DIAGRAMS ...................................................................................................... 11
MAINTENANCE STANDARDS .................................................................................12-13
TORQUE TABLE ............................................................................................................ 13
MAINTENANCE
MAINTENANCE CHART .................................................................................... 14
CLEANING AIR FLITER ELEMENT ................................................................... 14
OIL .............................................................................................................. 14
SPARK PLUG ..................................................................................................... 15
SPARK ARRESTER ........................................................................................... 15
VALVE CLEARANCE .......................................................................................... 15
FUEL SYSTEM ................................................................................................... 16
HIGH ALTITUDE OPERATION SERVICE .......................................................... 16
TROUBLESHOOTING
ENGINE .............................................................................................................. 17
STARTER/BATTERY ........................................................................................... 19
COMPRESSION ................................................................................................. 20
PERFORM TEST CHECKS
SPEED/GOVERNOR ADJUSTMENT ................................................................. 21
IGNITION TEST .................................................................................................. 21
OIL ALERT TEST ............................................................................................... 21
START MECHANISM .......................................................................................... 21
COMPRESSION TEST ....................................................................................... 22
BREAKDOWNS
AIR FILTER ......................................................................................................... 23
AIR CLEANER .................................................................................................... 24
MUFFLER ...................................................................................................... 25-27
RECOIL STARTER ............................................................................................. 28
ASSEMBLY .................................................................................................. 29
INSPECTION ............................................................................................... 30
CARBURETOR .............................................................................................. 31-33
CLEANING ................................................................................................... 34
GAS TANK .......................................................................................................... 35
GOVERNOR LINKAGE ....................................................................................... 36
GOVERNOR ....................................................................................................... 37
FLYWHEEL IGNITION ........................................................................................ 38
ADJUSTMENT ............................................................................................. 39
INSPECTION ............................................................................................... 39
STARTER MOTOR ..................................................................................................... 40
STARTER SOLENOID ........................................................................................ 41
BRUSH LENGTH ................................................................................................ 41
ARMATURE ........................................................................................................ 41
BRUSHES - CONTINUITY CHECK .................................................................... 41
OVERRUNNING CLUTCH .................................................................................. 41
CYLINDER HEAD VALVES
6.5 HORSEPOWER ............................................................................................ 42
9 AND 13 HORSEPOWER ................................................................................. 43
INSPECTION .......................................................................................... 44-46
GOVERNOR/LOW OIL SHUT-OFF ............................................................................ 47
COMPRESSION RELIEF ................................................................................... 48
INSPECTION ...................................................................................................... 48
PISTON .............................................................................................................. 49
INSPECTION ................................................................................................. 50-52