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62Z7B000.book 1 ページ 2012年9月27日 木曜日 午前10時21分

INDEX

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AIR CLEANER CHECK/CLEANING/REPLACEMENT ···3-6
A
AIR CLEANER REMOVAL/INSTALLATION ···················6-4
AUTO THROTTLE (IF EQUIPPED) REMOVAL/
INSTALLATION·······························································7-5
BALANCER WEIGHT/CAMSHAFT INSTALLATION
B
(GX390H1 ONLY) ·························································14-7
BEFORE TROUBLESHOOTING
CHARGING SYSTEM ················································8-4
TROUBLESHOOTING ···············································4-2
CARBURETOR BODY CLEANING ······························6-15
C
CARBURETOR DISASSEMBLY/ASSEMBLY ··············6-11
CARBURETOR INSPECTION ······································6-15
CARBURETOR REMOVAL/INSTALLATION··················6-9
CHARGE/LAMP COIL (IF EQUIPPED) REMOVAL/
INSTALLATION·······························································8-7
CHARGE/LAMP COIL INSPECTION······························8-8
CHOKE DIAPHRAGM DISASSEMBLY/ASSEMBLY····6-14
CHOKE DIAPHRAGM INSPECTION····························6-16
CHOKE SET REPLACEMENT ·····································6-18
CIRCUIT PROTECTOR INSPECTION ·························11-7
CLUTCH WEIGHT HOLDER Assy. DISASSEMBLY/
ASSEMBLY·································································14-11
COMBINATION SWITCH INSPECTION·······················11-6
COMBUSTION CHAMBER CLEANING ·······················3-15
COMPONENT LOCATION
OTHER ELECTRICAL ··············································11-2
CONTROL BASE ASSY. DISASSEMBLY/
ASSEMBLY·····································································7-6
CONTROL BOX DISASSEMBLY/ASSEMBLY ·············11-4
CONTROL BOX REMOVAL/INSTALLATION···············11-3
COOLING FAN/FLYWHEEL REMOVAL/
INSTALLATION·······························································8-5
CRANKCASE COVER REMOVAL/INSTALLATION·····14-4
CRANKCASE COVER/CYLINDER BARREL/PISTON/
CONNECTING ROD/CRANKSHAFT/CAMSHAFT
INSPECTION ······························································14-14
CRANKSHAFT BEARING REPLACEMENT (FLYWHEEL
SIDE)···········································································14-26
CRANKSHAFT/BALANCER WEIGHT BEARING/OIL SEAL
REPLACEMENT (CRANKCASE COVER SIDE) ········14-24
CRANKSHAFT/BALANCER/PISTON REMOVAL/
INSTALLATION·····························································14-6
CYLINDER HEAD DISASSEMBLY/ASSEMBLY ··········13-4
CYLINDER HEAD REMOVAL/INSTALLATION············13-3
CYLINDER HEAD/VALVES INSPECTION ···················13-5
CYLINDER STUD BOLT REPLACEMENT···················6-18
DIMENSIONAL DRAWINGS···········································1-9
D
DIMENSIONS AND WEIGHTS SPECIFICATIONS ········1-4
ENGINE OIL LEVEL CHECK/CHANGE ·························3-3
E
ENGINE SPECIFICATIONS ···········································1-5
ENGINE STOP SWITCH INSPECTION ·······················11-6
EXHAUST PIPE STUD BOLT REPLACEMENT···········12-4
FAN COVER REMOVAL/INSTALLATION ······················5-2
F
FUEL TANK AND FILTER CLEANING ·························3-15
FUEL TANK REMOVAL/INSTALLATION ·······················6-3
FUEL TUBE CHECK·····················································3-16
FUSE INSPECTION······················································11-7
GOVERNOR ARM/CONTROL BASE ASSY. REMOVAL/
G
INSTALLATION·······························································7-2
GOVERNOR DISASSEMBLY/ASSEMBLY ················14-12
GX270H COUNTERSHAFT/P.T.O. SHAFT BEARING
REPLACEMENT (CRANKCASE COVER SIDE) ········14-32
GX270H CRANKSHAFT OIL SEAL REPLACEMENT
(CYLINDER BARREL SIDE)·······································14-27
GX270H CRANKSHAFT/P.T.O.SHAFT OIL SEAL
REPLACEMENT (1/2 REDUCTION CLUTCH
TYPE)··········································································14-28
GX390H1 BALANCER WEIGHT BEARING/GOVERNOR
ARM SHAFT OIL SEAL/CRANKSHAFT OIL SEAL
REPLACEMENT (CYLINDER BARREL SIDE) ·········· 14-27
GX390H1 COUNTERSHAFT/P.T.O. SHAFT BEARING
REPLACEMENT (CRANKCASE COVER SIDE)········ 14-33
GX390H1 COUNTERSHAFT/P.T.O. SHAFT BEARING/OIL
SEAL REPLACEMENT (1/6 REDUCTION GEAR
TYPE) ········································································· 14-30
HARNESS AND TUBE ROUTING································ 2-10
H
HOW TO READ WIRING DIAGRAM & RELATED
INFORMATION····························································· 15-2
IDLE SPEED CHECK/ADJUSTMENT·························· 3-13
I
IGNITION COIL AIR GAP CHECK/ADJUSTMENT ········ 9-5
IGNITION COIL INSPESTION········································ 9-6
IGNITION COIL REMOVAL/INSTALLATION ················· 9-4
LUBRICATION & SEAL POINT ······································ 2-6
L
MAINTENANCE SCHEDULE ········································· 3-2
M
MAINTENANCE STANDARDS ······································ 2-2
MAXIMUM SPEED ADJUSTMENT ································ 7-8
MUFFLER REMOVAL/INSTALLATION························ 12-2
OIL ALERT UNIT INSPECTION ··································· 11-5
O
OIL ALERT UNIT REMOVAL/INSTALLATION············· 11-5
OIL LEVEL SWITCH INSPECTION······························ 11-5
P.T.O. DIMENSIONAL DRAWINGS····························· 1-13
P
PERFORMANCE CURVES············································ 1-7
PILOT SCREW REPLACEMENT ································· 6-17
PISTON DISASSEMBLY/ASSEMBLY························ 14-13
RECOIL STARTER Assy. DISASSEMBLY/
R
ASSEMBLY ·································································· 10-4
RECOIL STARTER INSPECTION································ 10-8
RECOIL STARTER REMOVAL/INSTALLATION ········· 10-3
REDUCTION CASE OIL LEVEL CHECK/CHANGE······· 3-4
REDUCTION UNIT DISASSEMBLY/REASSEMBLY ··· 14-8
REDUCTION UNIT INSPECTION ······························ 14-21
SEDIMENT CUP CLEANING ········································· 3-9
S
SERIAL NUMBER LOCATION ······································· 1-2
SILICON RECTIFIER INSPECTION ···························· 11-6
SOLENOID (AUTO THROTTLE) INSPECTION············· 7-9
SPARK ARRESTER CLEANING·································· 3-12
SPARK PLUG CAP INSPECTION ································· 9-5
SPARK PLUG CHECK/ADJUSTMENT ·························· 3-9
SPARK PLUG REPLACEMENT··································· 3-11
SPARK TEST ································································· 9-5
STARTER MOTOR DISASSEMBLY/ASSEMBLY······ 10-10
STARTER MOTOR INSPECTION······························ 10-12
STARTER MOTOR REMOVAL/INSTALLATION ········· 10-9
SYSTEM DIAGRAM
CHARGING SYSTEM ················································ 8-3
IGNITION SYSTEM ··················································· 9-2
STARTING SYSTEM ··············································· 10-2
TOOL
T
CHARGING SYSTEM ················································ 8-2
FUEL SYSTEM ·························································· 6-2
TOOLS
CRANKCASE··························································· 14-2
CYLINDER HEAD/VALVES ····································· 13-2
SERVICE INFORMATION ········································· 2-7
TORQUE VALUES ························································· 2-5
TROUBLESHOOTING
CHARGING SYSTEM ················································ 8-4
IGNITION SYSTEM ··················································· 9-3
STARTING SYSTEM ··············································· 10-2
TROUBLESHOOTING ··············································· 4-2
TYPE CODE ··································································· 1-3
VALVE CLEARANCE CHECK/ADJUSTMENT ············ 3-13
V
VALVE GUIDE REAMING ············································ 13-9
VALVE GUIDE REPLACEMENT·································· 13-8
VALVE SEAT RECONDITIONING ····························· 13-10
WIRING DIAGRAMS ···················································· 15-4
W
INDEX
16
16-1

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