Troubleshooting Guide

ENGINE DOES NOT START

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. Valves not seating.

Fuel incorrect, stale or contaminated; NO mixture incorrect.

Remedy

Consult with an authorized servicing dealer. Consult with an authorized servicing dealer. Consult with an authorized servicing dealer.

Tighten and re-test.

Consult with an authorized servicing dealer. 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.

ENGLISH

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

YES

NO

Check for clogged fuel filter and/or vent.

Priming pump not functioning properly.

Replace fuel filter or vent as required; restart.

Consult with an authorized servicing dealer.

Is there spark at the spark plug wire terminal?

YES

Check the spark plug.

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

Shorted ignition circuit. 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.

Move switch to “I” (ON) position and restart.

Consult with an authorized servicing dealer. Consult with an authorized servicing dealer.

Crank the engine with the plug removed, reinstall the plug, and restart.

Clean and regap the plug to 0.024 - 0.028 inch (0.6 - 0.7 mm). Restart.

Replace the plug with an NGK CMR6H or equivalent resistor type spark plug of the correct heat range. Set spark plug electrode gap to 0.024-0.028 inch (0.6-0.7 mm).

What To Check

Is the engine overheating?

LOW POWER OUTPUT

Possible Cause

Remedy

Operator is overworking the unit.

Apply less presure on the sweeper drums.

Carburetor mixture is too lean.

Consult with an authorized servicing dealer.

Improper fuel ratio.

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.

Engine is rough at all speeds. May also have black smoke and/or unburned fuel at the exhaust.

Engine is knocking.

Fan, fan cover, cylinder fins dirty or damaged.

Carbon deposits on the piston or in the muffler.

Clogged air cleaner element.

Loose or damaged spark plug.

Air leakage or clogged fuel line.

Water in the fuel.

Piston seizure.

Faulty carburetor and/or diaphragm.

Valve clearance set incorrectly. Overheating condition.

Improper fuel.

Carbon deposits in the combustion chamber.

Valve clearance set incorrectly.

Clean, repair or replace as necessary.

Consult with an authorized servicing dealer.

Service the air cleaner element.

Tighten or replace.

Repair or replace filter and/or fuel line.

Replace the fuel. See page 10.

Consult with an authorized servicing dealer.

Consult with an authorized servicing dealer.

Consult with an authorized servicing dealer.

See above.

Check fuel octane rating; check for presence of alcohol in the fuel (pg. 10). Refuel as necessary.

Consult with an authorized servicing dealer.

Consult with an authorized servicing dealer.

17

Page 17
Image 17
Shindaiwa 80732, PB2500 manual Troubleshooting Guide, Engine does not Start

PB2500, 80732 specifications

The Shindaiwa PB2500 is a high-performance backpack blower designed for both professionals and homeowners seeking efficiency in yard maintenance. This model is particularly celebrated for its balance of power, durability, and user comfort, making it an essential tool for tackling leaves, debris, and other outdoor challenges.

One of the standout features of the PB2500 is its powerful 23.9 cc two-stroke engine. This engine delivers a remarkable air volume of 470 cubic feet per minute (CFM) and an air speed of up to 145 miles per hour, providing ample force to handle even the toughest cleanup tasks. The engine is designed for easy starting, thanks to the advanced starting technology that minimizes resistance, allowing users to get to work quickly without the frustration often associated with outdoor power equipment.

In terms of ergonomics, the Shindaiwa PB2500 is engineered with user comfort in mind. The adjustable harness system distributes weight evenly across the shoulders, reducing fatigue during extended use. Additionally, the padded backrest and hip belt further enhance comfort, allowing users to operate the blower for longer periods without discomfort.

The PB2500 is also equipped with advanced anti-vibration technology, which significantly reduces operator fatigue. This feature is particularly important for professionals who spend hours operating their equipment. The blower's design minimizes vibrations transmitted to the user's body, promoting a more comfortable and efficient working experience.

Durability is another critical characteristic of the Shindaiwa PB2500. Constructed with high-quality materials, this blower is built to withstand the rigors of regular use. Its robust design ensures longevity, making it a smart investment for anyone needing an efficient and reliable blower.

Maintenance is straightforward, thanks to Shindaiwa's Engine Management System, which provides optimal performance while minimizing emissions. This technology helps the PB2500 operate efficiently while adhering to environmental standards, making it a more eco-friendly choice among similar devices.

In summary, the Shindaiwa PB2500 is a top-tier backpack blower that combines power, comfort, and durability. Its impressive engine performance, ergonomic design, and low vibration features make it suitable for both professional landscapers and residential users. Whether you are clearing debris from your lawn, garden, or driveway, the PB2500 stands out as a versatile and effective solution for outdoor cleanup tasks.