Multiquip MP1415E, MP1420E, MP1455H manual Troubleshooting Gasoline Engine, Engine Troubleshooting

Page 38

TROUBLESHOOTING - GASOLINE ENGINE

TABLE 9. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

Difficult to start

 

 

 

 

 

 

Ignition plug being bridge?

Check ignition system.

 

 

 

Fuel is available but spark plug

Carbon deposit at ignition?

Clean or replace ignition.

 

 

will not ignite. (Power available

Short circuit due to defective

Replace insulators.

at high tension cable).

insulators?

 

 

 

 

 

 

 

Improper spark gap?

Set spark plug gap to the correct gap.

 

 

 

Fuel is available but spark plug

Short circuit at stop switch?

Check stop switch circuit. Replace stop switch if defective.

will not ignite. (Power NOT

 

 

 

 

available at high tension cable).

Ignition coil defective?

Replace ignition coil.

 

 

 

 

Muffler clogged with carbon

Clean or replace muffler.

 

deposits?

 

 

 

 

 

Mixed fuel quality is

Check fuel to oil mixture.

Fuel is available and spark plug

inadequate?

 

ignites (compression normal).

 

 

Fuel in use inadequate (water,

Flush fuel sytem and replace with fresh fuel.

 

 

dust)?

 

 

 

 

 

Air Cleaner clogged?

Clean or replace air cleaner.

 

 

 

 

Defective cylinder head gasket?

Tighten cylinder head bolts or replace head gasket.

Fuel is available and spark plug

 

 

Cylinder worn?

Replace cylinder.

ignites (compression low ).

 

 

 

Spark plug loose?

Tighen spark plug.

 

 

 

Operation not satisfactory

 

 

 

 

 

 

Air cleaner clogged?

Clean or replace air cleaner.

 

 

 

Not enough power available

Air in fuel line?

Bleed (remove air) from fuel line.

 

 

(compression normal, no miss-

Fuel level in carbureator float

 

firing).

Adjust carbureator float

chamber improper?

 

 

 

 

 

 

Carbon deposits in cylinder?

Clean or replace cylinder

 

 

 

 

Ignition coil defective?

Flush fuel sytem and replace with fresh fuel.

Not enough power available

 

 

Ignition plug often shorts?

Replace ignition wires, clean ignition.

(compression normal, miss-

 

 

firing).

Fuel in use inadequate (water,

Flush fuel sytem and replace with fresh fuel.

 

 

dust)?

 

 

 

 

 

Excessive carbon depostion in

Clean or replace crankcase.

 

combustion chamber?

 

 

 

 

Engine overheats.

Exhaust or muffler clogged with

Clean or replace muffler.

 

carbon.

 

 

 

 

 

Spark plug heat value incorrect?

Replace spark plug with correct type spark plug.

 

 

 

PAGE 38 — MP1 — OPERATION AND PARTS MANUAL — REV. #3 (03/29/10)

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Contents Models Proposition 65 Warning SILICOSIS/RESPIRATORY Warnings Silicosis Warning Respiratory HazardsTable of Contents DrawingsParts Ordering Procedures Ordering parts has never been easierSafety Message Alert Symbols Always Not Do not NeverRules for Safe Operation SafetySafety Gasoline Powered Engines Blade Safety Safety Electric Powered ModelsGeneral Safety Emergencies SAW Maintenance CleaningSawtransportation Safety MP1 Operation and Parts Manual REV. #3 03/29/10 Specifications SAW/ENGINE MP1 SAW SpecificationsDimensions DimensionsGeneral Information MP1 Operation and Parts Manual REV. #3 03/29/10 Controls and Components MP1 Saw Electric/GasolineMaterial is to be cut MP1 Electric Motor Components Electric Motor ComponentsMP1 Engine Components Initial SERVICING-GASOLINE EngineConveyor Cart Placement PRE-SETUP ElectricPRE-SETUP SAW Blade Definitions Figure Blade InstallationSAW Blades Connectingthe Power Figure Motor VoltageGfci Receptacle DRY Cutting Electric Saws onlyWET Cutting Gasoline only PRE-SETUP GasolineDRY Cutting Gasoline only Fuel Check Before StartingEngine OIL Check Operation Electric START-UP Electric MotorShutdown Procedure Wait for the cutting blade to stop rotatingOperation Gasoline START-UP Gasoline EngineThrottle Lever Stopping Do not NeverNever Basic Maintenance Maintenance SAWMaintenance Cutting Head Alignment Blade Vertical AdjustmentHorizontal Adjustment Bearing Lubrication CareMP1 Maintenance Engine EnginemaintenanceWeekly EngineaircleanerDaily Engine OILWiring Diagram Electric Motor Electric MotorWiring Diagram MP1 Operation and Parts Manual REV. #3 03/29/10 Troubleshooting Blade Blade TroubleshootingTroubleshooting Electric Motor Troubleshooting Electric MotorTroubleshooting Gasoline Engine Engine TroubleshootingEngine Troubleshooting Sample Parts List Explanation of Code in Remarks ColumnSuggested Spare Parts MP1 Masonry SAW 1TO 3 Units Electric Motor ModelsName Plate and Decals Part Name QTY Remarks Tray Assy Part Name QTY Cart Assy Insert Motor Plate & Shaft Assy GRIP, Hand Engine Honda 5.5 H.P Engine Honda 5.5 H.P Electric Motor Part Name Water Pump ASSY. Gasoline only PULLEY, Water Pump Support Stand Assy Stand Assembly Outer Honda GX160K1QXC9 AIR Cleaner Assy GASKET, Elbow Honda GX160K1QXC9 Camshaft Assy Part Name QTY. Remarks Honda GX160K1QXC9 Carburetor Assy Gasket SET Honda GX160K1QXC9 Control Assy ARM, Governor Honda GX160K1QXC9 Crankcase Cover Assy GASKET, OIL Filler CAP Honda GX160K1QXC9 Crankshaft Assy Crankshaft Q- Type Honda GX160K1QXC9 Cylinder Barrel Assy WEIGHT, Governor Honda GX160K1QXC9 Cylinder Head Assy GUIDE, Valve OS Optional Honda GX160K1QXC9 FAN Cover Assy COVER, FAN *R8* Bright RED Honda GX160K1QXC9 Flywheel Assy FAN, Cooling Honda GX160K1QXC9 Fuel Tank Assy RUBBER, Supporter 107MM Honda GX160K1QXC9 Ignition Coil Assy Coil ASSEMBLY, Ignition Honda GX160K1QXC9 Muffler Assy MUFFLER, Silent Honda GX160K1QXC9 Piston and Rings Assy Ring SET, Piston Standard Honda GX160K1QXC9 Recoil Starter Assy REEL, Recoil Starter No ART Work Honda GX160K1QXC9 Gasket KIT AssyGASKET, Cylinder Head Cover Honda GX160K1QXC9 Labels Assy Emblem Terms and Conditions of Sale Parts MP1 Operation and Parts Manual REV. #3 03/29/10 HERE’S HOW to GET Help
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