Multiquip MVH-150D manual MVH-150GH/D Troubleshooting Engine, Engine Troubleshooting

Page 22

MVH-150GH/D TROUBLESHOOTING (ENGINE)

TABLE 8. ENGINE TROUBLESHOOTING

SYMPTON

POSSIBLE CAUSE

SOLUTION

 

 

 

 

Spark plug bridging?

Check gap, insulation or

 

replace spark plug.

 

 

 

 

 

Difficult to start, "fuel is available, but no

Carbon deposit on spark plug?

Clean or replace spark plug.

 

 

SPARK at spark plug".

Short circuit due to deficient spark plug

Check spark plug insulation,

 

 

insulation?

replace if worn.

 

 

 

 

Improper spark plug gap?

Set to proper gap.

 

 

 

 

ON/OFF switch is shorted?

Check switch wiring, replace

 

switch.

 

 

 

 

 

 

Ignition coil defective?

Replace ignition coil.

 

 

 

Difficult to start, "fuel is available, and

Improper spark gap, points dirtry?

Set correct spark gap and

clean points.

SPARK is present at the spark plug".

 

 

 

 

Condenser insulation worn or short

Replace condenser.

 

circuiting?

 

 

 

 

 

 

Spark plug wire broken or short circuiting?

Replace defective spark plug

 

wiring.

 

 

 

 

 

 

Wrong fuel type?

Flush fuel system, and replace

 

with correct type of fuel.

 

 

Difficult to start, "fuel is available, spark

 

 

Water or dust in fuel system?

Flush fuel system.

is present and compression is normal"

 

 

 

 

Air cleaner dirty?

Clean or replace air cleaner.

 

 

 

 

Suction/exhaust valve stuck or protruded?

Re-seat valves.

 

 

 

 

Piston ring and/or cylinder worn?

Replace piston rings and or

 

piston.

Difficult to start, "fuel is available, spark

 

 

 

 

 

is present and compression is low"

Cylinder head and/or spark plug not

Torque cylinder head bolts and

 

tightened properly?

spark plug.

 

 

 

 

Head gasket and/or spark plug gasket

Replace head and spark plug

 

damaged?

gaskets.

 

 

 

 

Fuel not available in fuel tank?

Fill with correct type of fuel.

 

 

 

 

Fuel cock does not open properly?

Apply lubricant to loosen fuel

 

cock lever, replace if necessary.

 

 

No fuel present at carburetor.

 

 

Fuel filter clogged?

Replace fuel filter.

 

 

 

 

 

Fuel tank cap breather hole clogged?

Clean or replace fuel tank cap.

 

 

 

 

Air in fuel line?

Bleed fuel line.

 

 

 

PAGE 22 — MVH-150GH/D — OPERATION AND PARTS MANUAL — REV. #2 (12/04/06)

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Contents Model MVH-150GH Engine exhaust and some of its Page Table of Contents Best Deal! Order via Internet Dealers Only Order via Fax Dealers OnlyIllness or taking DONOToperateorservicethisRules for Safe Operation MedicineNever lift the machine while the engine is running Maintenance SafetyLoading and Unloading Crane TransportingMVH-150GH/D Operation and Safety Decals Machine Safety DecalsOverall Height Honda Overall Height RobinMVH-150GH/D General Information Thus causing serious injury and bodily harm Information and related topicsStarting section of this manual Cannister to gain access to filter elementDo not over fill Flow of fuelEngine Oil Check MVH-150GH/D InspectionBefore Starting Gasoline CheckBelt Check To check theV-belt tension , remove upper belt coverPlace the throttle lever halfway between fast and slow Place the Engine ON/OFF switch in the on positionPlace the Choke Lever in the Open position MVH-150GH/D Initial Start Starter GripMVH-150GH/D Operation OperationInspection and Maintenance ServiceTables MVH-150GH/D MaintenanceDaily Service Air Filter Engine Oil ReplacementReinstalling the V-belt Replacing the V-beltReplacing Hydraulic Oil TroubleshootingHydraulic Oil After draining, reconnect the hydraulic hose to vibratorMVH-150GH/D Preparation for Long -TERM Storage Pump StorageMVH-150GH/D Troubleshooting Engine Engine TroubleshootingCheck float adjustment, re-build MVH-150GH/D Troubleshooting Plate Compactor Plate Compactor TroubleshootingPage QTY. Column NO. ColumnPart NO. Column Remarks ColumnMVH-150GH/D Suggested Spare Parts MVH-150GH/D -VIBRATING Plate Assy Bolt T Vibrating Plate MVHNUT M12 OIL Gauge MVR 65WMVH-150GH/D Body Honda GX200 Assy Clutch Washer Bolt 8X20 TWasher Dust CoverMVH-150GH/D Body Robin DY23-2D Assy MVH-150GH/D Body Robin DY-23D Assy MVH-150GH/D -VIBRATOR Assy Rotary Shaft Drive Connector PT PF1/4Vibrating Case Rotary Shaft DrivenMVH-150GH/D Control Assy NUT M10 HandleNUT M16 Pump AssyMVH-150GH/D Name Plate and Decals Honda GX200 only DECAL, CautionEAR Protection Label Robin DY23-2D onlyHonda GX200 Engine Cylinder Head Assy Gasket Cylinder Head Guide Inlet Valve O.SClip Valve Guide Cover Comp HeadHonda GX200 Engine Cylinder Barrel Assy Shaft Governor ARM Governor AssySlider Governor Bolt Drain PlugHonda GX200 Engine Crankcase Cover Assy Flange Bolt Packing Case CoverPacking OIL Filler CAP Ball BearingHonda GX200 Engine Crankshaft Assy Crank Shaft Comp Washer 8MMHonda GX200 Engine Piston Assy Piston STD Ring SET Piston STDRing SET Piston PistonHonda GX200 Engine Camshaft Assy Push ROD NUT Pibot AdjustingSeal Valve Stem ARM Valve RockerHonda GX200 Engine Recoil Starter Assy Ratchet Starter Case Comp StarterReel Recoil Starter Ratchet GuideHonda GX200 Engine FAN Cover Assy Cord Stop Switch 370MM Switch ASSY. Engine StopStop Switch Assy FAN Cover CompHonda GX200 Engine Carburetor Assy Float Valve SET Plate Lever SettingGasket SET Float SETHonda GX200 Engine AIR Cleaner Assy Collar AIR Cleaner Cover AIR CleanerGromet AIR Cleaner Collar B AIR CleanerHonda GX200 Engine Muffler Assy Protector Muffler Muffler CompStay Muffler Deflector MufflerHonda GX200 Engine Fueltank Assy Fuel Tank Comp Rubber Support 107MJoint Fuel Tank PackingHonda GX200 Engine Flywheel Assy Starter Pulley Woodruff KEYCooling FAN Ignition Coil COHonda GX200 Engine Control Assy Governor ARM Adjusting SpringWire Holder Governor RODRobin DY23-2D Engine Crankcase Assy Stud FlyweightDowel PIN PlugRobin DY23-2D Engine Cylinder Head Assy Rocker Cover CP Over SizeFlange NUT Robin DY23-2D Engine Crankshaft and Piston Assy Crankshaft Robin DY23-2D Engine Intake and Exhaust Assy Valve Spring Adjusting ScrewTappet Spring RetailerRobin DY23-2D Engine Muffler and AIR Cleaner Assy Robin DY23-2D Engine Muffler and AIR Cleaner Assy Robin DY23-2D Engine Governor Assy Control Link CP Wire BracketWire Bracket 2 CP Governor Lever UNRobin DY23-2D Engine Cooling and Starting Assy Flanfe Bolt Blower HousingCylinder Baffle Sprial SpringRobin DY23-2D Engine Fuel and Lubricant Assy 2436011621 2439190713Robin DY23-2D Engine Fuel System Assy Robin DY23-2DD Engine Fuel System Assy Robin DY23-2D Engine -GEAR Reduction Assy Label OIL Filter Reduction Case CPReduction Cover CP Label Lever Mark88 MVH-150GH/D Operation and Parts Manual REV. #2 12/04/06 Page Heres HOW to GET Help Your Local Dealer is
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