Multiquip GX12061 manual MVC-64VH/VHW Troubleshooting Engine

Page 23

MVC-64VH/VHW — TROUBLESHOOTING (ENGINE)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the diagnosis based on the Engine Troubleshooting (Table 8) information shown below and on the proceeding page. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 8. ENGINE TROUBLESHOOTING

SYMPTOM

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.

 

 

 

MVC-64VH/VHW PLATE COMPACTOR — OPERATION & PARTS MANUAL — REV. #1 (03/01/07) — PAGE 23

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Contents MVC-64VH/VHW Page Page Table of Contents Order via Fax Dealers Only Parts Ordering ProceduresBest Deal! Order via Internet Dealers Only MVC-64VH/VHW MVC-64VH/VHW SpecificationsMVC-64VH/VHW Plate Compactor Dimensions MVC-64VH/VHW DimensionsMVC-64VH/VHW Safety Message Alert Symbols MVC-64VH/VHW Safety Message Alert Symbols MVC-64VH/VHW Rules for Safe Operation General SafetyLoading and Unloading Crane MVC-64VH/VHW Rules for Safe OperationOperation and Safety Decals Machine Safety DecalsEngine Definition of Plate CompactorVibratory Plate Frequency/SpeedWater tube Counter weightsCap to add water to the water tank FuelTank Cap Remove this cap to add fuelMVC-64VH/VHW Components Honda GX120U1SM12 Engine Fuel Check MVC-64VH/VHW InspectionBefore Starting Engine Oil CheckVibrator Oil Check MVC-64VH/VHW InspectionBelt Check Fuel Valve Lever MVC-64VH/VHW Initial START-UPOperation Stopping The EngineEngine Oil Replacement MVC-64VH/VHW MaintenanceInspection and Maintenance ServiceTables Daily ServiceReplacing the V-belt Reinstalling the V-beltChanging Vibrator Oil Checking and Replacing the V-Belt and ClutchCompactor Storage MVC-64VH/VHW Preparation for Long -TERM StorageMVC-64VH/VHW Troubleshooting Engine MVC-64VH/VHW Troubleshooting Engine MVC-64VH/VHW Troubleshooting Plate Compactor Remarks Column NO. ColumnPart NO. Column QTY. ColumnTo 3 Units MVC-64VH/VHW Suggested Spare PartsName Plate and Decals MVC-64VH/VHW Name Plate and DecalsMQ/WATER Tank Nameplate and DecalsWater Tank Main Body Assy MVC-64VH/VHW Main Body AssyNUT M10 Earth WireBase Shock Absorber D45-H41Vibrator Assy MVC-64VH/VHW -VIBRATOR AssyCase COVER/PULLEY Vibrating CaseWASHER, Lock M14 WASHER, Flat M14Water Tank Assy MVC-64VH/VHW Watertank AssyPipe HOLDER, L CAP, Water TankWasher 10.5X21X2 SUS Nylon NUT M10 SUSCylinder Head Assy Honda GX120U1SM12 Engine Cylinder Head AssyCOVER, Head GUIDE, Valve OS OptionalCLIP, Valve Guide GASKET, Cylinder HeadCylinder Barrel Assy Honda GX120U1SM12 Engine Cylinder Barrel AssyPIN, Governor Weight Switch ASSY., OIL LevelWEIGHT, Governor HOLDER, Governor WeightCrankcase Cover Assy Honda GX120U1SM12 Engine Crankcase Cover AssyDowel PIN GASKET, CrankcaseBEARING, Radial 62/22 Crankshaft Assy Honda GX120U1SM12 Engine Crankshaft AssyCrankshaft PISTON/CONNECTING Rodassy Honda GX120U1SM12 Engine PISTON/CONNECTING ROD AssyPISTON, OS BOLT, Connecting RODRing SET, Piston Standard PISTON, StandardCamshaft Assy Honda GX120U1SM12 Engine Camshaft Assy Recoil Starter Assy Honda GX120U1SM12 Engine Recoil Starter AssyRATCHET, Starter SCREW, SettingCASE, Recoil Starter *NH1 REEL, Recoil StarterFAN Cover Assy Honda GX120U1SM12 Engine FAN Cover AssyPLATE, Side OIL Alert GROMMET, Adjusting CoverWIRE, Stop Switch 370MM COVER, FAN *NH1Carburetor Assy Honda GX120U1SM12 Engine Carburetor Assy AIR Cleaner Assy Honda GX120U1SM12 Engine AIR Cleaner AssyCollar B, AIR Cleaner Includes Items W COVER, AIR CleanerGROMMET, AIR Cleaner COLLAR, AIR CleanerMuffler Assy Honda GX120U1SM12 Engine Muffler AssyARRESTER, Spark MufflerPROTECTOR, Muffler DeflectorFuel Tank Assy Honda GX120U1SM12 Engine Fueltank AssyGASKET, Fuel Filler CAP RUBBER, Supporter 107MMJOINT, Fuel Tank TANK, Fuel *NH1* BlackFlywheel Assy Honda GX120U1SM12 Engine Flywheel AssyNUT, Special 14MM FAN, CoolingPULLEY, Starter FlywheelIgnition Coil Assy Honda GX120U1SM12 Engine Ignition Coil AssyCoil ASSY., Ignition Control Assy Honda GX120U1SM12 Engine Control AssySPRING, Governor HOLDER, WireARM, Governor ROD, GovernorLabels Assy Honda GX120U1SM12 Engine Labels AssyMARK, Choke MARK, Operator CautionEmblem Payment Terms Page Heres HOW to GET Help

GX12061 specifications

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