Multiquip b46s90 manual Air cleaner dirty? Clean or replace air cleaner

Page 39

 

 

troubleshooting

 

 

 

 

 

 

 

 

 

Troubleshooting (engine) - continued

 

 

Symptom

possible problem

 

Solution

 

Air cleaner dirty?

 

Clean or replace air cleaner.

Weak in power, compression is proper and

Improper level in carburetor?

 

Check fl oat adjustment, rebuild carburetor.

does not misfi re.

Defective spark plug?

 

Clean or replace spark plug.

 

Improper spark plug?

 

Set to proper gap.

 

Water in fuel system?

 

Flush fuel system and replace with correct

Weak in power, compression is proper but

 

type of fuel.

 

 

 

 

 

misfi res.

Dirty spark plug?

 

Clean or replace spark plug.

 

 

 

 

 

Ignition coil defective?

 

Replace ignition coil.

 

 

 

 

 

Spark plug heat value incorrect?

 

Replace with correct type of spark plug.

 

 

 

 

 

Wrong type of fuel?

 

Replace with correct type of fuel.

 

 

 

 

Engine overheats.

Cooling fi ns dirty?

 

Clean cooling fi ns.

 

 

 

Intake air restricted?

 

Clear intake of dirt and debris. Replace air

 

 

 

 

cleaner elements as necessary.

 

 

 

 

 

 

 

 

Oil level too low or too high?

 

Adjust oil to proper level.

 

 

 

 

 

Governor adjusted incorrectly?

 

Adjust governor.

 

 

 

 

Rotational speed fl uctuates.

Governor spring defective?

 

Replace governor spring.

 

 

 

 

 

Fuel fl ow restricted?

 

Check entire fuel system for leaks or clogs.

 

 

 

 

Recoil starter malfunctions. (if applicable)

Recoil mechanism clogged with dust and dirt?

 

Clean recoil assembly with soap and water.

 

 

 

Spiral spring loose?

 

Replace spiral spring.

 

 

 

 

 

 

 

Loose, damaged wiring?

 

Ensure tight, clean connections on battery

 

 

and starter.

Starter malfunctions.

 

 

 

 

 

Battery insuffi ciently charged?

 

Recharge or replace battery.

 

 

 

 

 

 

 

Starter damaged or internally shorted?

 

Replace starter.

 

 

 

 

 

Over-accumulation of exhaust products?

 

Check and clean valves. Check muffl er and

 

 

replace if necessary.

Burns too much fuel.

 

 

 

 

 

Wrong spark plug?

 

Replace spark plug with manufacturer's

 

 

 

 

suggested type.

 

 

 

Exhaust color is continuously "white".

Lubricating oil is wrong viscosity?

 

Replace lubricating oil with correct viscosity.

Worn rings?

 

Replace rings.

 

 

 

Air cleaner clogged?

 

Clean or replace air cleaner.

 

Choke valve set to incorrect position?

 

Adjust choke valve to correct position.

Exhaust color is continuously "black".

Carburetor defective, seal on carburetor

 

Replace carburetor or seal.

broken?

 

 

 

 

 

Poor carburetor adjustment, engine runs too

 

Adjust carburetor.

 

rich?

 

 

 

 

 

ON/OFF device not activated ON?

 

Turn on ON/OFF device.

Will not start, no power with key "ON". (if

Battery disconnected or discharged?

 

Check cable connections. Charge or replace

applicable)

 

battery

 

 

 

Ignition switch/wiring defective?

 

Replace ignition switch. Check wiring.

b46s90 WALK-BEHIND TROWEL • operatION And parts manual — rev. #0 (06/13/13) — page 39

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Contents Model b46s90 Fuel and chemical exposure Warnings Silicosis Warning Silicosis/Respiratory WarningsB46S90 WALK-BEHIND Trowel Table of ContentsCompletely Training checklistDaily pre-Operation checklist Daily pre-operation checklistSaFeTy meSSageS Safety InformationGENEral SafETy Before servicing equipment TrOwEl SafETyENgiNE SafETy Order Form PT-160TraNSpOrTiNg SafETy FUeL SaFeTyLabel must remain with the engine for its entire life ENvIRONmeNTaL SaFeTy/DeCOmmISSIONINgEmISSIONS INFORmaTION Emission control labelM/s 2 ∑A8 Trowel SPECIFICATIONS/DIMENSIONSGuaranteed ISO 37442010 Based Sound Power Level in dBA bEngine Specifications General information Engine Subaru 9.0 HP gasoline engine Trowel ComponentsInitial Servicing Engine ComponentsVibratory T-Handle Bar Placement Assembly and installationAssembly and Installation Handle Tube InstallationHandle forward for no pitch blades flat Safety Stop Switch ConnectionPitch Cable Installation FlatInspection Before StartingEngine Oil Check Fuel Check Gearbox OilBelt Check Belt Guard CheckLifting Bale Inspection/operationOperation Lifting the Trowel Onto a SlabOperation Starting the EnginePlace the engine fuel valve lever in the on position Choke Lever Open Testing the Centrifugal Safety Stop SwitchPitching the Blades Quick Pitch Handle To Begin TrowelingConcrete Finishing Techniques Pitching the Blades Standard HandleManeuvering the Trowel Maneuvering the TrowelStopping The Engine Place the safety stop switch in the OFF positionFloat Discs Optional OptionsCombo Blades Clip-On Float Blades OptionalQuick Pitch Handle Optional Trowel Arm Adjustment Tool OptionalMaintenance Engine Air Cleaner General CleanlinessEngine check Never use a spark plug of incorrect heat range Engine oilSpark Plug BeltBlade Pitch Adjustment Procedure Spark arrester cleaningBushings or bent trowel arms Spider removalChanging blades Trowel arm removalRemove the trowel arm from the spider plate Shaft and the test surface Trowel arm Lever adjustmentChecking trowel arm straightness Ensure the fixture arm is in the up positionInstalling Pans Onto Finisher Blades ReAssemblyLONG-TERM Storage Troubleshooting engine TroubleshootingAir cleaner dirty? Clean or replace air cleaner Or malfunctioning? Or replace switch if necessary Troubleshooting Walk-behind Trowel Wiring Diagram Page Explanation of Code in Remarks Column Suggested Spare Parts To 3 UnitsBelt A-28 Nameplate and Decals 36099 2369823699 23700Standard Handle Assy 20285 07860786 a 1116 NUT, Brass JAM 5/16-18 1665 SCREW, HHC 3/8-16 X 3233Quick-pitch Handle ASSY. option 20389 1116 NUT, Brass JAM 5/16-18 1665 SCREW, HHC 3/8-16 X 17151717 1718Guard Ring Assy 21979 219730205 SCREW, HHC 3/8-16 X 1391 10024 NUT, Nyloc 1/4-20 21894Requires 26 OZ .8 Liters Gearbox Lubricant for Operation Gearbox Assy20465 07530131 a SCREW, HHC 1/4-20 X 3/4 12876 20395 RING, 2 8032 N 20466Engine Assy 12287 SCREW, THP 1/4- 20 X 3/4 SS 21984 229961475 148814 1 Spider Assy1161-1 0164 B0166 a 1157 aDetail a Stabilizer ring Assy1237 14771483 Blade Assy 21906 02011434 EX27 crankcase assy 30$ 0440300160 279101061120# 2371420203 26# 2771601001EX27 crankshaft assy 2072600103 27920901610180180010 0323030010EX27 muffler assy 34% 2773860103 27931601212773510103 0240060030EX27 air cleaner assy 2793264318 510 27932615702793272008 2793265018EX27 governor assy 2774280123 27942301532774220133 2794270111EX27 blower assy 2795271111 27951202010732005820 0110060030EX27 Recoil Starter assy 2795011008 210 27950301202265071608 2775012108EX27 fuel tank assy X430440161 27960102110732005181 2799511203EX27 carburetor assy 210-3# 210210-1# 210-2#EX27 ignition coil assy 100 0650140150 27979231012797943001 27773101H1EX27 oil sensor assy 775 0152060050 700 2797630151740 0010406140 770 2797550123FrEighT pOlicy Terms and Conditions of Sale PartsPage HERE’S HOW to GET Help
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