Download GX Service Manual PDF

TitleGX Service Manual
TagsInternal Combustion Engine Vehicle Parts Valve Horsepower Propulsion
File Size2.0 MB
Total Pages26
Table of Contents
                            A Few Words About Safety
	SERVICE INFORMATION
	For Your Customer’s Safety
	For Your Safety
	Important Safety Precautions
SYMBOLS
1. SPECIFICATIONS
	SERIAL NUMBER LOCATION
	TYPE CODE
	DIMENSIONS AND WEIGHTS SPECIFICATIONS
		P.T.O. VARIATION
	ENGINE SPECIFICATIONS
	DIMENSIONAL DRAWINGS
	P.T.O. DIMENSIONAL DRAWINGS
		Q TYPE* (GX270UT2)
		V TYPE*
2. SERVICE INFORMATION
	MAINTENANCE STANDARDS
	TORQUE VALUES
		ENGINE TORQUE VALUES
	LUBRICATION & SEAL POINT
	HARNESS AND TUBE ROUTING
3. MAINTENANCE
	MAINTENANCE SCHEDULE
	VALVE CLEARANCE CHECK/ ADJUSTMENT
	COMBUSTION CHAMBER CLEANING
	FUEL TUBE CHECK
4. TROUBLESHOOTING
	BEFORE TROUBLESHOOTING
	TROUBLESHOOTING
		GENERAL SYMPTOMS AND POSSIBLE CAUSES
		HARD STARTING
		ENGINE SPEED DOES NOT INCREASE OR STABILIZE
		ENGINE DOES NOT STOP WHEN COMBINATION SWITCH IS TURNED OFF
		ENGINE DOES NOT STOP WHEN ENGINE OIL LEVEL IS LOW
5. COVER
	FAN COVER REMOVAL/INSTALLATION
6. FUEL SYSTEM
	FUEL TANK REMOVAL/INSTALLATION
	CARBURETOR REMOVAL/ INSTALLATION
	CARBURETOR DISASSEMBLY/ ASSEMBLY
		ECM REMOVAL/INSTALLATION
		CONTROL GEAR BOX DISASSEMBLY/ ASSEMBLY
			CONTROL GEAR BOX DISASSEMBLY
			CONTROL GEAR BOX ASSEMBLY
		CARBURETOR DISASSEMBLY/ ASSEMBLY
	CHOKE SET REPLACEMENT
	CONTROL MOTOR/WAX HEATER INSPECTION
	TECHNICAL FEATURES/STR (Self Tuning Regulator) GOVERNOR
		OUTLINE
		CONSTRUCTION
			CHOKE SHAFT
			EXTRA CHOKE LEVER
			CHOKE CONTROL LEVER
			THROTTLE GEAR
			MIDDLE GEAR
			CONTROL MOTOR
			HEATER ASSY.
		FUNCTION
			When starting:
			After starting – Engine warming up:
			Engine warming up – Normal running:
			When stopping:
8. CHARGING SYSTEM
	SYSTEM DIAGRAM
	BEFORE TROUBLESHOOTING
	CHARGING SYSTEM TROUBLESHOOTING
	CHARGE / POWER COIL REMOVAL/ INSTALLATION
	CHARGE/POWER COIL INSPECTION
		POWER COIL
		CHARGE COIL
9. IGNITION SYSTEM
	SYSTEM DIAGRAM
	IGNITION SYSTEM TROUBLESHOOTING
		NO SPARK AT SPARK PLUG
	IGNITION COIL REMOVAL/ INSTALLATION
10. STARTING SYSTEM
	SYSTEM DIAGRAM
	STARTING SYSTEM TROUBLESHOOTING
		STARTER MOTOR DOES NOT OPERATE
	RECOIL STARTER REMOVAL/ INSTALLATION
	RECOIL STARTER DISASSEMBLY
	RECOIL STARTER ASSEMBLY
	RECOIL STARTER INSPECTION
		RECOIL STARTER OPERATION
		STARTER PULLEY
	STARTER MOTOR REMOVAL/ INSTALLATION
	STARTER MOTOR DISASSEMBLY/ ASSEMBLY
		FRONT BRACKET/REAR BRACKET ASSEMBLY
	INSPECTION
		PERFORMANCE TEST
		STARTER SOLENOID
		BRUSH LENGTH
		BRUSH CONTINUITY CHECK
		ARMATURE MICA DEPTH
		ARMATURE CONTINUITY CHECK - COMMUTATOR TO SHAFT
		ARMATURE CONTINUITY CHECK - COMMUTATOR SEGMENTS
		ARMATURE CONTINUITY CHECK - COMMUTATOR TO CORE
		OVERRUNNING CLUTCH
	BRUSH REPLACEMENT
11. OTHER ELECTRICAL
	COMPONENT LOCATION
	CONTROL BOX REMOVAL/ INSTALLATION
	CONTROL BOX DISASSEMBLY/ ASSEMBLY
	OIL LEVEL SWITCH REMOVAL/ INSTALLATION
	OIL LEVEL SWITCH INSPECTION
	COMBINATION SWITCH INSPECTION
	INDICATOR INSPECTION
	RECTIFIER INSPECTION
	ENGINE WIRE HARNESS REMOVAL/ INSTALLATION
13. CYLINDER HEAD/VALVES
	CYLINDER HEAD REMOVAL/ INSTALLATION
14. CRANKCASE
	CRANKCASE COVER REMOVAL/ INSTALLATION
	CRANKSHAFT/BALANCER/PISTON REMOVAL/INSTALLATION
15. WIRING DIAGRAMS
	WIRING DIAGRAMS
                        

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