Sears 502493, 552493 manual Troubleshooting, Problem Possible Causes Corrective Action

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TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE(S)

CORRECTIVE ACTION

 

 

 

 

Engine fails to start

1. Spark plug wire disconnected.

1.

Connect wire to spark plug.

 

2.

Safety switch not contacted.

2.

Correctly install hose adapter nozzle.

 

3.

Fuel tank empty, or stale fuel.

3.

Fill tank with clean, fresh fuel.

 

4.

Fuel shut-off valve closed

4.

Open fuel shut-off valve.

 

 

(if so equipped).

 

 

 

5.

Faulty spark plug.

5.

Clean, adjust gap or replace.

 

 

 

 

Loss of power;

1. Spark plug wire loose

1.

Connect and tighten spark plug wire.

operation erratic.

2. Unit running on CHOKE.

2.

Move choke lever to OFF position.

 

3.

Blocked fuel line or stale fuel.

3.

Clean fuel line; fill tank with clean

 

 

 

 

fresh gasoline.

 

4.

Water or dirt in fuel system.

4.

Disconnect fuel line at carburetor to drain

 

 

 

 

fuel tank. Refill with fresh fuel.

 

5.

Carburetor out of adjustment.

5.

Adjust carburetor.*

 

6.

Dirty air cleaner.

6.

Service air cleaner.*

 

 

 

 

Engine overheats

1. Carburetor not adjusted

1.

Adjust carburetor.*

 

 

properly.

 

 

 

2.

Engine oil level low.

2.

Fill crankcase with proper oil.

 

 

 

 

 

Too much vibration

 

Loose parts or damaged

 

Stop engine immediately and disconnect

 

 

impeller.

 

spark plug wire. Tighten all bolts and nuts.

 

 

 

 

Make all necessary repairs. If vibration

 

 

 

 

continues, have unit serviced by an

 

 

 

 

authorized service dealer.

 

 

 

 

Unit does not

1. Discharge chute (elbow)

1.

Stop engine immediately and disconnect

discharge

 

clogged.

 

spark plug wire. Clean inside of housing

 

 

 

 

and discharge chute (elbow).

 

2.

Foreign object lodged in

2.

Stop engine immediately and disconnect

 

 

impeller.

 

spark plug wire. Remove lodged object.

 

3.

Chip-N-Vac cart is full.

3.

Empty cart.

 

 

 

 

 

Rate of discharge

 

Chipper blades dull.

 

Sharpen or replace chipper blades.

when chipping

 

 

 

 

slows considerably,

 

 

 

 

or composition of

 

 

 

 

discharged material

 

 

 

 

changes.

 

 

 

 

 

 

 

 

 

*Refer to the engine manual packed with your unit.

NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest authorized service dealer.

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Contents Owners Manual Table of Contents 12 FT. Remote Hose KITSafety Is involvedTo avoid serious injury Hardware Package Contents Qty Description Assembly Tools Required for AssemblyRemoval of Parts from Cartons Assembling the Cart BodyTruss Head Bolt Wheel Support Nylock NUT Assembling VAC Parts Cross Brace HEX Bolt Door Latch Hose Adapter Assembling the Deck Adapter #62468 To the Mower Deck Not Shown Full SizeDirectly to the Operation Instructions on Adapter BracketFor 1990 and Newer Murray Tractors with a 38 or 40 Deck For 1990 and Newer Murray Tractors with a 46 DeckMO Untin G BracketHOW to Stop Your CHIP-N-VAC HOW to Start Your CHIP-N-VACHOW to USE Your CHIP-N-VAC OperationUsing the Chipper Chute Maintenance Sharpening or Replacing Chipper Blades Service and AdjustmentsStorage Troubleshooting Problem Possible Causes Corrective ActionParts Part QTY DescriptionRepair Parts for Model 502493/552493 CHIP-N-VAC See 108 Slope Guide Page Page Repair Parts