Stow MS120H13, MS120HD13 manual Troubleshooting Engine, Engine Troubleshooting

Page 32

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 and Mixer Troubleshooting (Tables 9 and 10) information shown below and on the proceeding pages. If the problem cannot be remedied, please leave the unit just as it is and consult or company's service department.

TABLE 9. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Inspect carburetor to see if fuel

Check fuel line

 

is reaching it?

 

 

 

 

 

 

No Fuel?

Add Fuel

 

 

 

 

Water in fuel tank?

Flush or replace fuel tank.

 

 

 

 

Fuel filter clogged?

Replace fuel filter

 

 

 

 

Stuck carburetor?

Check float mechanism.

Poor starting

 

 

Spark plug is red?

Spark plug is fouled. Check tranistor ignition unit.

 

 

 

 

Spark plug is blue-white?

Insufficient compression, injected air leaking. Carburetor jets are

 

clogged (overflow).

 

 

 

 

 

 

No spark present at tip of spark

Tranistor ignition unit broken, high voltage cord cracked or broken.

 

plug?

Start/Stop switch broken. Replace spark plug if fouled.

 

 

 

 

No oil?

Add oil as required.

 

 

 

 

Oil pressure alarm lamp blinks

Check Automatic shutdown circuit "oil sensor".

 

upon starting?

 

 

 

 

 

 

Engine will not turn over?

Replace cylinder and piston and if necessary axel joint.

 

 

 

 

Cylinder head connecting bolts

Tighten cylinder head connecting bolts.

 

loose?

 

 

 

 

 

Insufficient power output "no

Cylinder head gasket damaged?

Replace cylinder head gasket.

compression"

 

 

Malfunction of valve seat?

Re-seat valves.

 

 

 

 

 

Spark plug is loose?

Replace spark plug.

 

 

 

 

Worn piston rings?

Replace piston rings.

 

 

 

 

Malfunction in air-cleaner

Clean or replace air filter.

 

system, air filter clogged?

 

 

 

 

 

 

Air leaking in from interface

Tighten bolts between carburetor and cylinder head. Replace

Insufficient power output

between carburetor and cylinder

cylinder head gasket.

"compression"

head?

 

 

 

 

 

 

Clean or replace fuel filter.

 

Malfunction in fuel system?

Clean or replace carburetor.

 

 

Check carburetor float.

 

 

 

PAGE 32 — MS120 HYDRAULIC MIXER • OPERATION AND PARTS MANUAL — REV. #0 (07/10/08)

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Contents Model MS120H13 Proposition 65 Warning SILICOSIS/RESPIRATORY Warnings Silicosis Warning Respiratory HazardsTable of Contents MS120 Hydraulic MixerParts Ordering Procedures Ordering parts has never been easierSafety Safety Message Alert SymbolsHazard Symbols You can be Injured if you do not follow these directionsSafety General Safety Rules and Regulations„ Never pour or spray water over the engine Maintenance SafetyTransporting Emergencies Towing Safety Precautions Towing GuidelinesSafety Chain Connection TOW BAR to Mixer ConnectionSpecifications Specifications MixerDimensions DimensionsGeneral Information Stow MS120 series hydraulic mixers drum capacityEngine Cover Lift this cover to gain access to the engine Mixer ComponentsMixer COMPONENTS/HYDRAULIC Components Hydraulic ComponentsMuffler Used to reduce noise and emissions Engine ComponentsInitial Servicing Paddle Blade Adjustment Adjust paddles as shown in FigureInspection Before StartingEngine OIL Check Fuel CheckHydraulic OIL Hydraulic HosesGrease Fittings Bearings Blade CheckTo the Closed position Initial START-UPStarting the Engine Initial START-UP /OPERATION MixingDumping Hydraulic OperationDumping Manual Push the start/stop switch inward to stop the engine SHUT-DOWNStoppingthe Mixer Place the fuel valve lever to the OFF positionMaintenance Engine Engine Maintenance ScheduleMaintenance Engine AIR CleanerInstall drain bolt with sealing washer and tighten securely Engine OILMaintenance Mixer Ball Socket and Clamp Face MaintenanceDrum Head Seals Wheel Bearings TIRES/WHEELS/LUG Nuts TIRESWEAR/INFLATION LUG Nuttorque Requirements NEVER! use an pneumatic air gun to tighten wheel lug nutsMixer Cleaning SuspensionNEVER! pour or spray water over the engine Figure Maintenance MIXER/STORAGEMixer Storage Troubleshooting Engine Engine TroubleshootingWhite Troubleshooting Mixer Hydraulic System Diagram Hydraulic System DiagramSample Parts List Explanation of Code in Remarks ColumnSuggested Spare Parts MS120 1 to 3 Units MS120 5 to 10 UnitsNameplate and Decals DECAL, Safety Instructions DECAL, Warning Safety GrateDECAL, Towing Instructions DECAL, Push to Stop DCL160A DECAL, Crush WarningPaddle Blades Assy Paddle ARM, Center TOW END INSERT, Paddle ARMPaddle ARM, TOW END WASHER, Flat 1/2Steel Drum ASSY. Manual Bearing Housing Front Bearing HOUSING, RearGRATE, Movable BAR, Grate LatchSteel Drum ASSY. Hydraulic RearMoveable Grate BAR, GratePIN, Dump Cylinder CYLINDER, DumpPaddle Shaft Assy SPACER, Thin Seal Inner Seal 1-1/8Spring SEAL, Bearing 1-1/2Hydraulic Assy Replaces ARM, Motor TorqueCAP, Spring Mount HOSE, Pump OutputFrame Assy Replacement only Safety HookLUG NUT Flat Washer 1/2Steel Engine Cover Assy Engine COVER-STEEL HingeRubber Latch Assy Flat Washer 3/8Honda Engine Assy SWITCH, PUSH-PULL W/O Knob ENGINE, Honda 11HP GX390U1QA2TUBE, Exhaust PlateHonda GX390K1QA2/GX390U1QA2 AIR Cleaner Assy COVER, AIR Cleaner GROMMET, AIR CleanerCOLLAR, AIR Cleaner Collar B, AIR CleanerHonda GX390K1QA2/GX390U1QA2 Camshaft Assy Camshaft Assembly SPRING, Weight ReturnROD, Push LIFTER, ValveHonda GX390K1QA2/GX390U1QA2 Piston Assy BOLT, Connecting ROD Ring SET, Piston STDPiston Standard Piston OS 0.25, OptionalHonda GX390K1QA2/GX390U1QA2 Crankcase Cover Assy WEIGHT, Governor HOLDER, Governor WeightPIN, Governor Weight GASKET, Case CoverHonda GX390K1QA2/GX390U1QA2 Crankshaft Assy WEIGHT, Balancer BEARING, Radial Ball 6207SHonda GX390K1QA2/GX390U1QA2 Cylinder Barrel Assy BOLT, Flange 6X12 CT200 SHAFT, Governor ARMBOLT, Drain Plug 12 X Honda GX390K1QA2/GX390U1QA2 Cylinder Head Assy GUIDE, Valve OS Optional GUIDE, EX. Valve OS OptionalCLIP, Valve Guide GASKET, Cylinder HeadHonda GX390K1QA2/GX390U1QA2 FAN Cover Assy CLIP, Wire Harness CLIP, TubeCOVER, FAN *R280*, RED ShroudHonda GX390K1QA2/GX390U1QA2 Flywheel Assy FAN, Cooling FlywheelHonda GX390K1QA2/GX390U1QA2 Ignition Coil Assy CLIP, Harness GROMMET, WireWIRE, Stop Switch 430MM Honda GX390K1QA2/GX390U1QA2 Carburetor Assy Carburetor Assy Includes Item WValve SET, Float Float SETHonda GX390K1QA2/GX390U1QA2 Muffler Assy Muffler 100DB PROTECTOR, MufflerPROTECTOR, Exhaust Pipe PIPE, ExhaustHonda GX390K1QA2/GX390U1QA2 Recoil Starter Assy PULLEY, Recoil Starter RATCHET, StarterSPRING, Friction SPRING, Starter ReturnHonda GX390K1QA2/GX390U1QA2- Control Assy ARM, Governor ROD, GovernorSPRING, Governor SPRING, Throttle ReturnHonda GX390K1QA2/GX390U1QA2 Fuel Tank Assy RUBBER, Supporter 107MM JOINT, Fuel TankTANK, Fuel *NH31 TANK, Fuel *NH1Honda GX390K1QA2 Gasket KIT Assy 11381ZE3800 12251ZF6W0012391ZE2020 061A1Z6700Honda GX390K1QA2/GX390U1QA2 Labels Assy MARK, Operator MARK,, Throttle IndicationLABEL, Caution MARK, Choke OrangeTerms and Conditions of Sale Parts Freight PolicyPage HERE’S HOW to GET Help
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