Multiquip manual MVH-120GH -TROUBLESHOOTING Engine, Engine Troubleshooting

Page 23

MVH-120GH —TROUBLESHOOTING (ENGINE)

TABLE 7. 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 dirty?

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?

Reseat 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.

 

 

 

MVH-120GH — OPERATION AND PARTS MANUAL — REV. #03 (10/24/07) — PAGE 23

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Contents Model MVH-120GH 2 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Proposition 65WARNINGMVH-120GH Operation and Parts Manual REV. #03 10/24/07 Table of Contents Order via Fax Dealers Only Parts Ordering ProceduresBest Deal! Order via Internet Dealers Only 6 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 SafetyAlways wear approved eye and hearing protection 8 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Rules for Safe OperationRules for Safe Operation 10 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH SpecificationsFrequency/Speed Definition of Plate CompactorVibratory Plates ReversibleVibratory PlatesForward 12 MVH-120GH Operation and Parts Manual REV. #3 10/24/07MVH-120GH Components Honda GX160 Engine 14 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH InspectionBelt Hazard Belt Check16 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Initial START-UPStopping the Engine Starter Grip18 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH OperationOperation Hours of Operation Inspection and Maintenance ServiceTablesDaily Service Machine Inspection20 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH MaintenanceReplacing Hydraulic Oil TroubleshootingHydraulic Oil 22 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Preparation for Long -TERM StorageEngine Troubleshooting MVH-120GH -TROUBLESHOOTING Engine24 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Engine TroubleshootingPlate Compactor Troubleshooting MVH-120GH -TROUBLESHOOTING Plate CompactorRemarks Column NO. ColumnPart NO. Column QTY. ColumnQty Description Remarks MVH-120GH Suggested Spare Parts28 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Name Plate and DecalsName Plate and Decals DECAL, Caution MVH-120 30 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH -VIBRATING Plate AssyVibrating Plate Assy 32 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Body ASSY. OLD VersionBody ASSY. Serial Number L3029 and below WASHER, Lock M8 34 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Body ASSY. NEW VersionBody ASSY. Body ASSY. Serial Number L3030 and Above BASE, Separate Handle Type 36 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH -VIBRATOR ASSY. OLD VersionVibrator ASSY. Serial Number L3112 and below MVH-120GH Vibrator ASSY. OLD Version 38 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH -VIBRATOR ASSY. NEW VersionVibrator ASSY. Serial Number L3113 and Above MVH-120GH Vibrator ASSY. NEW Version 40 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 MVH-120GH Control ASSY. OldversionControl ASSY. Serial NO. L3080 and below MVH-120GH Control ASSY. OLD Version 42 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Control ASSY. Serial NO. L3081 and AboveNUT M16 MVH-120GH Control ASSY. NEW Version44 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Cylinder Head AssyCylinder Head Assy Cover COMP., Head Includes Item W/ %CLIP, Vlave Guide GASKET, Cylinder Head46 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Cylinder Barrel AssyCylinder Barrel Assy PIN, Governor Weight Switch ASSY., OIL LevelWEIGHT, Governor HOLDER, Governor Weight48 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Crankcase Cover AssyCrankcase Cover Assy OIL Seal Gasket CrankcasePACKING, OIL Filler CAP 50 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Crankshaft AssyCrankshaft Assy Crankshaft Comp BoltWasher 8 MM KEY 5X5X33 Yellow52 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Piston AssyPiston Assy Piston STD BOLT, Connecting RODRing SET, Piston STD Ring SET, Piston54 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Camshaft AssyCamshaft Assy ARM, Valve Rocker SPRING, Weight ReturnNUT, Pivot Adjusting ROD, Push56 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Recoil Starter AssyRecoil Starter Assy GUIDE, Ratchet REEL, Recoil StarterRachet Starter PLATE, Friction58 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine FAN Cover AssyFAN Cover Assy Alert UNIT, OIL Cover COMP., FAN NH1Shroud Comp CLIP, Harness60 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Carburetor AssyCarburetor Assy Screw SET, Pilot PLATE, Lever SettingFloat Valve SET Float SET62 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine AIR Cleaner AssyAIR Cleaner Assy PACKING, Elbow COVER, AIR CleanerGROMET, AIR Cleaner COLLAR, AIR Cleaner64 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Muffler AssyMuffler Assy ARRESTOR, Spark Muffler CompPROTECTOR, Muffler Deflector Comp66 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Fueltank AssyFuel Tank Assy Flange NUT 6 MM Includes Item W/+FILTER, Fuel Fuel Tank Comp68 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Flywheel AssyFlywheel Assy PULLEY, Starter Flywheel CompWoodruff KEY FAN, Cooling70 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Ignition Coil AssyIgnition Coil Assy 36101ZE1010 72 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Control AssyControl Assy ARM, Governor Wire HolderSPRING, Governor BOLT, Governor ARM74 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine Label AssyLabel Assy MARK, Throttle Indication MARK, ChokeMARK, Choke Gray MARK, OIL Alert External76 MVH-120GH Operation and Parts Manual REV. #3 10/24/07 Honda GX160 Engine -TOOLS AssyTools Assy HANDLE, BOX Wrench Part NameFreight Policy 78 MVH-120GH Operation and Parts Manual REV. #3 10/24/07MVH-120GH Operation and Parts Manual REV. #03 10/24/07 HERE’S HOW to GET Help
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