Troubleshooting Guide

ENGINE DOES NOT START

AH231 Specifications

What To Check

Does the engine crank?

YES

Good compression?

YES

Does the tank contain fresh fuel of the proper grade?

YES

Possible Cause

Faulty recoil starter. NO Fluid in the crankcase.

Internal damage.

Loose spark plug. NO Excess wear on

cylinder, piston, rings.

Fuel incorrect, stale, or NO contaminated; mixture

incorrect.

Remedy

Consult with an authorized servicing dealer.

Tighten and re-test. Consult with an authorized servicing dealer.

Refill with fresh, clean unleaded gasoline with a pump octane of 87 or higher mixed with

a 2-cycle air cooled mixing oil that meets or exceeds ISO-L-EGD and/or JASO FC classified oils at 50:1 gasoline/oil ratio

Dry Weight

5.9 kg/13.0 lb.

Length (storage or transporting

position)

2360mm/93.0 in.

Engine Type

2-cycle, air-cooled,

vertical-cylinder

Bore x Stroke .... 32 x 28 mm/1.3 x 1.1"

Displacement

22.5 cc/1.4 cu. in.

Maximum Output

........... 1.1 hp/0.8kW

@ 7500 rpm (min-1)

Fuel/oil ratio

50:1 with ISO-L-EGD

Muffler Type

2-Stage Catalyst

Starting Method

Recoil

Cooling System

Forced air

Stopping Method

Slide switch

Transmission Type

Automatic,

centrifugal clutch with bevel gear

Blade Length

567 mm/22.3 in.

Cutter Drive

Spur gear

Gear Lubricant .. Lithium-based grease

Standard Equipment ..............................

DESCRIPTION

Is fuel visible and moving in the return line when priming?

YES

Is there spark at the spark plug wire terminal?

YES

Check the spark plug.

Check for clogged fuel NO filter and/or vent.

The ignition switch NO is in “O” (OFF) position.

Shorted ignition ground. Faulty ignition unit.

If the plug is wet, excess fuel may be in the

cylinder.

The plug is fouled

or improperly gapped.

The plug is damaged internally or of the wrong size.

Clean as required; restart.

Move switch to “I” (ON) position and re-start. Consult with an authorized servicing dealer.

Crank the engine with the plug removed, reinstall the spark plug, and re-start.

Clean and re-gap the spark plug to 0.024 inch (0.6 mm). Re-start.

Replace the spark plug with a Champion CJ8 or equivalent spark plug of the correct heat range.

Adjust the spark plug electrode gap to 0.024-inch (0.6 mm).

or JASO FC class 2-cycle Mixing Oil Shindaiwa ONE is a registered JASO FC classified oil and also meets or exceeds ISO-L-EGD performance requirements.

Fuel Tank Capacity

670 cc/22.7 oz.

Carburetor Type

Walbro WYL

diaphragm type

 

Ignition

One-piece, electronic,

transistor-controlled

 

Spark Plug

 

 

EPA version

Champion CJ8

Air Filter

Nonreversible flocked

filter element

 

 

Tool kit containing a spark plug wrench, 4mm hex wrench, and 8 x 10mm spanner

Optional Equipment

................ Harness

and bracket

 

EPA Emission

 

Compliance Period*

........... Category A

*The EPA emission compliance referred to on the emission compliance label located on the engine, indicates the number of operating hours for which the engine has been shown to meet Federal emission requirements. Category C = 50 hours (Moderate), B = 125 hours (Intermediate) and A = 300 hours (Extended).

Specifications are subject to change without notice.

TROUBLESHOOTING

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Shindaiwa 63848-94010 specifications AH231 Specifications, Gear Lubricant .. Lithium-based grease Standard Equipment

AH231, 63848-94010 specifications

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