Honda GX390UT2 - Honda Engine Crankcase Service

13
13. CRANKCASE
TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-2
CRANKCASE COVER REMOVAL/
INSTALLATION . . . . . . . . . . . . . . . . . . . . . 13-4
CRANKSHAFT/BALANCER WEIGHT/PISTON
REMOVAL/INSTALLATION. . . . . . . . . . . . 13-5
BALANCER WEIGHT/CAMSHAFT
INSTALLATION . . . . . . . . . . . . . . . . . . . . . 13-6
1/2 OR 1/6 REDUCTION UNIT DISASSEMBLY/
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . 13-7
1/2 REDUCTION UNIT (CHAIN TYPE)
DISASSEMBLY/ASSEMBLY
(GX240 ONLY) . . . . . . . . . . . . . . . . . . . . . . 13-8
1/2 REDUCTION UNIT WITH CLUTCH
DISASSEMBLY/ASSEMBLY
(GX270 ONLY) . . . . . . . . . . . . . . . . . . . . . . 13-9
GOVERNOR DISASSEMBLY
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . 13-11
PISTON DISASSEMBLY/ASSEMBLY. . . 13-12
CRANKCASE COVER/CYLINDER BARREL/
PISTON/CONNECTING ROD/CRANKSHAFT/
CAMSHAFT INSPECTION . . . . . . . . . . . . 13-13
1/2 OR 1/6 REDUCTION UNIT
INSPECTION . . . . . . . . . . . . . . . . . . . . . . 13-22
1/2 REDUCTION UNIT (CHAIN TYPE)
INSPECTION (GX240 ONLY). . . . . . . . . . 13-23
1/2 REDUCTION UNIT WITH CLUTCH
INSPECTION (GX270 ONLY). . . . . . . . . . 13-24
GX240/GX270 CRANKSHAFT/BALANCER
WEIGHT BEARING/OIL SEAL
REPLACEMENT
(CRANKCASE COVER SIDE) . . . . . . . . . 13-25
GX340/GX390 CRANKSHAFT/BALANCER
WEIGHT BEARING/OIL SEAL
REPLACEMENT
(CRANKCASE COVER SIDE) . . . . . . . . . 13-27
GX240/GX270 CRANKSHAFT BEARING
REPLACEMENT (FLYWHEEL SIDE) . . . 13-30
GX340/GX390 CRANKSHAFT BEARING
REPLACEMENT (FLYWHEEL SIDE) . . . 13-31
GX270 CRANKSHAFT/BALANCER WEIGHT
BEARING/OIL SEAL REPLACEMENT
(CYLINDER BARREL SIDE) . . . . . . . . . . 13-32
GX340/GX390 CRANKSHAFT/BALANCER
WEIGHT BEARING/OIL SEAL
REPLACEMENT
(CYLINDER BARREL SIDE) . . . . . . . . . . 13-33
COUNTER SHAFT/P.T.O. SHAFT BEARING/
OIL SEAL REPLACEMENT
(GEAR CASE COVER SIDE). . . . . . . . . . 13-35
GX240/GX270 COUNTER SHAFT/P.T.O.
SHAFT BEARING REPLACEMENT
(CRANKCASE COVER SIDE) . . . . . . . . . 13-37
GX340/GX390 COUNTER SHAFT/P.T.O.
SHAFT BEARING REPLACEMENT
(CRANKCASE COVER SIDE) . . . . . . . . . 13-38
GX240/GX270 CRANKSHAFT/P.T.O. SHAFT
OIL SEAL REPLACEMENT (1/2 REDUCTION
WITH CLUTCH) . . . . . . . . . . . . . . . . . . . . 13-40
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