Multiquip manual MDR-9D -TROUBLESHOOTING, Engine Troubleshooting

Page 30

MDR-9D —TROUBLESHOOTING

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 and Roller Troubleshooting (Tables 8 and 9) 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 PROBLEM

SOLUTION

 

 

 

 

Speed control lever is in "STOP" position?

Set speed control lever to "START" position.

 

 

 

 

No fuel reaching injection pump?

Add fuel. Check entire fuel system.

 

 

 

 

Defective fuel pump?

Replace fuel pump.

 

 

 

 

Fuel filter clogged?

Replace fuel filter and clean tank.

 

 

 

Engine will not start or start is

Faulty fuel supply line?

Replace or repair fuel line.

 

 

delayed, although engine can be

Compression too low?

Check piston, cylinder and valves. Adjust or

turned over.

repair per engine repair manual.

 

 

 

 

 

Fuel injector not working correctly?

Repair or replace injector in accordance with

 

engine repair manual.

 

 

 

 

 

 

Oil pressure too low?

Check engine oil pressure.

 

 

 

 

Low starting temperature limit exceeded?

Comply with cold starting instructions and

 

proper oil viscosity.

 

 

 

 

 

 

 

Check whether clear (not turbid) fuel emerges

 

Fuel separates has inadequate resistance to

from the fuel line (detach from injection pump).

 

If the fuel is turbid or separated, warm up the

At low temperatures engine will

low temperatures?

engine or drain the complete fuel supply

 

not start.

 

system. Refuel with winter grade diesel fuel.

 

 

 

 

Engine oil too thick?

Refill engine crankcase with correct type of oil

 

for winter environment.

 

 

 

 

 

 

Throttle lever in STOP position?

Reposition throttle lever to RUN position.

Engine fires but stops soon as

 

 

Fuel filter blocked?

Replace fuel filter.

starter is switched off.

 

 

 

Fuel supply blocked?

Check the entire fuel system.

 

 

 

Engine stops by itself during

Fuel tank empty?

Add fuel.

 

 

normal operation.

Fuel filter blocked?

Replace fuel filter.

 

 

 

 

 

Fuel tank empty?

Replace fuel filter.

 

 

 

 

Fuel filter clogged?

Replace fuel filter.

 

 

 

Low engine power, output and

Fuel tank venting is inadequate?

Ensure that tank is adequately vented.

speed.

 

 

Speed control lever does not remain in

See engine manual for corrective action.

 

 

selected position?

 

 

 

 

 

Engine oil level too full?

Correct engine oil level.

 

 

 

 

Air filter blocked?

Clean or replace air filter.

Low engine power output and

 

 

Incorrect valve clearances?

Adjust valves per engine specification.

low speed, black exhaust smoke.

 

Malfunction at injector?

See engine manual.

 

 

 

PAGE 30 — MQ-MIKASA MDR-9D VIBRATORY ROLLER — OPERATION AND PARTS MANUAL — REV. #0 (12/17/03)

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Contents MDR-9D Page Heres HOW to GET Help Table of Contents Parts Ordering Procedures FaxMDR-9D Safety Message Alert Symbols Seriously injured if you do not follow directionsAlways wear approved respiratory protection Always wear approved eye and hearing protectionThis vibratory roller, other General Safety MDR-9D Rules for Safe OperationMDR-9D Rules for Safe Operation Never lift the machine while the engine is runningMDR-9D Operation and Safety Decals MDR-9D Specifications SpecificationsMDR-9D Dimensions Roller DimensionsPage Controls FREQUENCY/SPEEDEngine TransportationMDR-9D General Information Operating on SlopesVibrator Lever Turns the vibration on and off Sprinkler systemCannister to gain access to filter element Engine ComponentsFilter, or a filter in need Checking Engine OIL Level MDR-9D InspectionBefore Starting Checking FuelCheckingthe Clutch BOX OIL Level Checking Hydraulic SystemChekcing the V-BELT Checkingthe Vibrator OIL LevelChecking Levers Checking WatertankPositioningthe Handle BAR Checking Scraper BARMDR-9D START-UP Pull up decompression lever to position 1 and releaseTraveling Stopping MDR-9D OperationVibrating UnloadingMDR-9D LIFTING/TRANSPORTING LiftingTransporting MDR-9D Maintenance Daily ServiceMDR-9D Maintenance Checkingthe Chains Vibration Clutch Adjustment Hydraulic OIL CheckReplacing Hydraulic OIL Hydraulic OIL Filter Check Hdraulic AIR ExtractionForcibly pull the rope to remove the filter Figure Neutral Position Adjustment Unscrewing Right Lock NutMDR-9D -TROUBLESHOOTING Engine TroubleshootingMDR-9D -TROUBLESHOOTING Explanation of Code in Remarks Column Suggested Spare Parts To 3 UnitsMDR-9D Decal Placement Part Name QTY. Remarks MDR-9D Body Assy MDR-9D Body Assy MDR-9D Front Cover Assy MDR-9D Front Cover Assy Cock PT 1/4, BH-1211 ALMDR-9D Axle Assy MDR-9D Axle Assy MDR-9D Axle Assy Tightener Plate Shaft MDR-9D -TRANSMISSION Assy Gear Case MDR-9D Hydraulic Oiltank Assy MDR-9D Hydraulic Oiltank Assy MDR-9D Clutch BOX Assy MDR-9D Clutch BOX Assy MDR-9D Clutch BOX Assy Clutch Lever MDR-9D -VIBRATION Case Assy MDR-9D -VIBRATION Case Assy MDR-9D Upper Control Handle Assy BAR HANDLE, D.C./9D MDR-9D Upper Control Handle Assy Clevis MDR-9D Lower Control Handle Assy Handle BRACKET, Right MDR-9D Battery Assy MDR-9D Battery Assy Hatz 1D81Z Engine Crankcase Assy 03793800 0124905150249101 CYL. PIN 6/20 03793900 03794000Hatz 1D81Z Engine Crankcase ASSY. External Parts Hatz 1D81Z Engine Crankcase ASSY. External Parts Part Name QTY. RemarksHatz 1D81Z Engine Crankshaft Assy 03796000 0126981050087200 50055000Hatz 1D81Z Engine Camshaft Assy 01242000 0379640003796500 04099900Hatz 1D81Z Engine PISTON/RINGS Assy 01265101 0124390101313510 01265201Hatz 1D81Z Engine Cylinder Head Assy Hatz 1D81Z Engine Cylinder Head Assy Hatz 1D81Z Engine Cylinder Head Assy 01493200 5036630050208500 40081700 Ring 12 X 16Hatz 1D81Z Engine Flywheel Assy 50347000 Circlip AS 24 X 04002000 0124431050330200 Ring 19 X 3N 04002500 50330300 Ring 23 X 04007410Hatz 1D81Z Engine OIL Pump Assy 01242401 5032800003797412 03797310Hatz 1D81Z Engine -TIMING Cover Assy 50399000 Circlip 32 X 50417400 0532560050330400 Ring 27 X 2N 04000400 50329500Hatz 1D81Z Engine Fuel Device Assy 50390200 Ring 17 X 50363400 04011700 5033150004000901 04102200Hatz 1D81Z Engine AIR Ducting Assy 04007720 0124622004007601 01246411Hatz 1D81Z Engine Breather Assy 50266100 40021500 Seal Wire 4002140004000100 04037500Hatz 1D81Z Engine Fueltank Assy 03981802 0149420005097600 03981701 Bush 8.4 X 13 X 03981900Hatz 1D81Z Engine Fuel Pump Assy 50331800 0401190004011801 50332301Hatz 1D81Z Engine AIR Filter Assy 04004312 50038900 Stud M 8 X 0400630004006200 50095100Hatz 1D81Z Engine Exhaust Silencer Assy 01471110 0149880050404000 03877300Hatz 1D81Z Engine STARTER/ALTERNATOR Assy 04021000 Bush 6.3 X 12.15 X 50170700 50201200 Stud M 12 X 5035342050380600 01439000Hatz 1D81Z Engine Instrument BOX Assy Instrument BOX Assy34581 BoltHatz 1D81Z Engine Lifting MAGNET/STOPDEVICE Assy 04021800 0125460250343300 Ring 4.6 X 04021400 04021700Effective October 1, 2002 Terms and Conditions of Sale Parts Page Multiquip INC