Multiquip operation manual FS2 Concrete SAW Troubleshooting Engine, Engine Troubleshooting

Page 34

FS2 CONCRETE SAW — TROUBLESHOOTING (ENGINE)

TABLE 6. ENGINE TROUBLESHOOTING

SYMPTON

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.

 

 

 

 

Console or engine ON/OFF switch is

Check switch wiring, replace

 

shorted?

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.

 

 

 

PAGE 34 — MQ-WHITEMAN FS2 CONCRETE SAW — PARTS & OPERATION MANUAL — REV. #2 (11/08/01)

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Contents Concrete SAW Page Heres HOW to GET Help Table of Contents Parts Ordering Procedures UPS Ground Service at no charge for freightFS2 Concrete SAW Safety Message Alert Symbols Seriously injured if you do not follow directionsAlways wear approved respiratory protection FS2 Concrete SAW Safety Message Alert SymbolsAlways wear approved eye and hearing protection Machine Safety Decals FS2 Concrete SAW DecalsGeneral Safety FS2 Concrete SAW Rules for Safe OperationNever tow the saw behind a vehicle Stop the engine when leaving the saw unattendedFS2 Concrete SAW Rules for Safe Operation Never transport the saw with the blade mountedFS2 Concrete SAW Rules for Safe Operation Maintenance SafetyEmergencies FS2 Concrete SAW Dimensions FS2 Concrete Saw DimensionsWeights FS2 Concrete SAW Basic Components FS2 Concrete Saw Basic ComponentsDescription Mixture FS2 Concrete SAW Basic Engine ComponentsFlow of fuel Muffler Used to reduce noise and emissionsFS2 Concrete SAW General Information Manual Cyclone Air FiltrationFS2 Concrete SAW General Information Under Carriage SystemTACHOMETER/ Hourmeter Engine Oil Check Read safety instructions at the beginning of manualBefore Starting Gasoline CheckOperating area FS2 Concrete SAW Inspection -BLADERotation downcuts with the turn of the shaft Poor performance and/or blade damageSaw FS2 Concrete SAW Inspection -BLADE PlacementWhen finalizing the assembly Tight closure on the surface of the bladeFS2 Concrete SAW Inspection -GUARDS, Covers and V-BELTS Belt Tension Place the Engine ON/OFF switch in the on position FS2 Concrete SAW- Initial START-UPManeuvering The Saw Stopping the EngineBlade is spinning whenever the engine is running Wet Saw Operation FS2 Concrete SAW OperationSaw Alignment Advance engine throttle to full Fast positionFinishing a Cut Dry Saw OperationDiamond Blades and Blade Speed Blade SpeedBearing Lubrication Care FS2 Concrete SAW MaintenanceGeneral Cleanliness General Engine CareBlade Shaft Bearing Replacement Replacement of the Blade Shaft Bearings Belt Replacement Raise/Lower Height Adjustment Setting The Height Of The Depth Gauge Pointer Belt Tension CheckItems Found In the Remarks Column FS2 Concrete SAW Explanation of Code in Remarks ColumnItems Found In the Items Number Column FS2 Concrete SAW Suggested Spare Parts To 3 UnitsFS2 Concrete SAW Troubleshooting Engine Engine TroubleshootingFS2 Concrete SAW Troubleshooting Engine Engine TroubleshootingFS2 Concrete SAW Under Carriage Assy 2621 150281162A 15090FS2 Concrete SAW Blade Shaft Assy 15066 151196059B KEY, 1/4 SQ X 15065 15063FS2 Concrete SAW Engine Mount Assy 15032 1515615033 15157FS2 Concrete SAW Pointers and Covers Assy 0730 SCREW, HHC 1/4-20 X 15011 1505315070 0131A SCREW, HHC 1/4-20 X 3/4 15052FS2 Concrete SAW Water System Assy 15538 CLAMP, Worm HOSE, 7/16-11/16 15137 1513515181 15183FS2 Concrete SAW Basic Platform Assy 0730 SCREW, HHC 1/4-20 15664 1500115105 15018FS2 Concrete SAW Blade Mist 14-INCH Assy 10176 NUT, Nyloc 1/2-13 15151 0131A SCREW, HHC 1/4-20 X 3/4 094915509 15160FS2 Concrete SAW Blade Mist 18 -INCH Assy 10176 NUT, Nyloc 1/2-13 15449 15204FS2 Concrete SAW Manual Raise and Lower Assy 15517 150831577 15080FS2 Concrete SAW Engine Assy 15102 1551115101 15103Terms and Conditions of Sale Parts Page Multiquip INC
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