TROUBLESHOOTING

Problem

Possible Cause(s)

Corrective Action

 

 

 

 

 

Engine fails to start

1.

Fuel tank empty or stale fuel.

1.

Fill tank with clean, fresh gasoline. Fuel will not

 

 

 

 

last over thirty days unless a fuel stabilizer is

 

 

 

 

added.

 

2.

Spark plug wire disconnected.

2.

Connect wire to spark plug.

 

3.

Cannot pull recoil cord.

3.

Obstruction lodged in impeller. Disconnect

 

 

 

 

spark plug wire and remove lodged object.

 

4.

Choke not in ON position.

4.

Move CHOKE to ON position.

 

5.

Faulty spark plug.

5.

Clean, adjust gap or replace.

 

6.

Safety switch not depressed.

6.

Safety switch must be depressed by the front

 

 

 

 

tab on the bag handle when securing the bag.

 

7.

Safety switch wire is not

7.

Connect safety switch wire to engine connector

 

 

connected to engine or not

 

and ground to mounting bracket.

 

 

properly grounded.

 

 

 

 

 

 

 

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. Fuel will not last over thirty days

 

 

 

 

unless a fuel stabilizer is used.

 

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.

Contact your Sears Service Center.

 

6.

Low engine RPM.

6.

Always run engine at full throttle.

 

 

 

 

 

Too much vibration

1.

Loose parts or damaged

1.

Stop engine immediately and disconnect spark

 

 

impeller.

 

plug wire. Have unit serviced by a Sears

 

 

 

 

Service Center.

 

 

 

 

 

Engine overheats

1.

Carburetor not adjusted

1.

Contact your Sears Service Center.

 

2.

Engine oil level low

2.

Fill crankcase with proper selection of oil.

 

 

 

 

 

Unit does not

1.

Discharge chute clogged.

1.

Stop engine immediately and disconnect spark

discharge

 

 

 

plug wire. Clean flail screen and inside of

 

 

 

 

discharge opening. See Maintenance section of

 

 

 

 

this manual.

 

2.

Foreign object lodged in

2.

Stop engine immediately and disconnect spark

 

 

impeller.

 

plug wire. Remove lodged object.

 

3.

Low engine RPM.

3.

Always run engine at full throttle.

 

4.

Vacuum bag is full.

4.

Empty bag.

 

 

 

 

 

Rate of discharge

1.

Low engine RPM.

1.

Always run engine at full throttle.

slows considerably or

2.

Chipper blade dull.

2.

Replace chipper blade or see your Sears

composition of

 

 

 

Service Center.

discharged material

 

 

 

 

changes

 

 

 

 

 

 

 

 

 

NOTE: For repairs beyond the minor adjustments listed above, please contact your local Sears Service Center.

18

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Sears 247.77055 operating instructions Troubleshooting, Problem Possible Causes Corrective Action
Page 17 Page 19

247.77055 specifications

Sears 247.77055 is a robust tool that combines a variety of features and technologies to meet the needs of both amateur and professional users. As part of Sears' commitment to quality and durability, this particular model is designed to provide reliable performance while ensuring ease of use.

One of the main characteristics of Sears 247.77055 is its powerful motor. The high-performance motor delivers consistent power across all tasks, whether cutting, drilling, or performing intricate jobs. It ensures that the tool can handle heavy-duty applications without straining or overheating, making it ideal for long-term use in demanding environments.

In addition to its robust motor, the Sears 247.77055 incorporates advanced safety features. These include an integrated safety switch that prevents accidental starts, as well as protective guards that shield users from debris and injury. Ergonomic design is a cornerstone of this model, ensuring that the grip is comfortable and minimizes fatigue during prolonged usage.

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Sears has also integrated state-of-the-art technologies into the 247.77055. For instance, the tool incorporates advanced cooling systems that prevent overheating during extended use, maintaining performance and extending its lifespan. Additionally, features such as variable speed settings allow users to control the power output based on the specific requirements of the task at hand.

Moreover, the Sears 247.77055 is backed by a warranty, reflecting the company’s confidence in the product's durability and reliability. Overall, the combination of performance, safety, versatility, and user-friendly design makes the Sears 247.77055 a valuable addition to any toolkit, suited for both home improvement projects and professional applications alike.
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