Troy-Bilt Model 554 User Manual

Keep children away from hot or running engines. They can 

suffer burns from a hot muffler. 
Never allow children under 14 years of age to operate this 

machine. Children 14 and over should read and understand 

the instructions and safe operation practices in this manual 

and on the machine and be trained and supervised by an 

adult.

Never run an engine indoors or in a poorly ventilated area. 

Engine exhaust contains carbon monoxide, an odorless 

and deadly gas.
Before cleaning, repairing, or inspecting, make certain the 

blade and all moving parts have stopped. Disconnect the 

spark plug wire and ground against the engine to prevent 

unintended starting. 
Check the blade and engine mounting bolts at frequent 

intervals for proper tightness. Also, visually inspect blade 

for damage (e.g., bent, cracked, worn) Replace blade with 

the original equipment manufacture’s (O.E.M.) blade only, 

listed in this manual. “Use of parts which do not meet the 

original equipment specifications may lead to improper 

performance and compromise safety!”  
Lawn edger blades are sharp and can cut. Wrap the blade 

or wear gloves, and use extra caution when servicing them.
Keep all nuts, bolts, and screws tight to be sure the 

equipment is in safe working condition.
Never tamper with safety devices. Check their proper 

operation regularly.
After striking a foreign object, stop the engine, disconnect 

the spark plug wire and ground against the engine. 

Thoroughly inspect the lawn edger for any damage. Repair 

the damage before starting and operating the lawn edger.
Never attempt to make a wheel adjustment while the 

engine is running.
Many components on your new edger can wear with 

continued use.  For safety protection, frequently check 

all edger components and replace immediately with 

original equipment manufacturer’s (O.E.M.) parts only, 

listed in this manual. “Use of parts which do not meet the 

original equipment specifications may lead to improper 

performance and compromise safety!”
Do not change the engine governor setting or overspeed 

the engine. The governor controls the maximum safe 

operating speed of the engine. 
Maintain or replace safety and instruction labels, as 

necessary.
Observe proper disposal laws and regulations for used gas, 

oil, etc.. Improper disposal of fluids and materials can harm 

the environment.

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This machine is equipped with an 

internal combustion engine and should not be used 

on or near any unimproved forest-covered, 

brushcovered or grass-covered land unless the 

engine’s exhaust system is equipped with a spark 

arrester meeting applicable local or state laws (if 

any).

If a spark arrester is used, it should be maintained in effective 

working order by the operator. In the State of California the 

above is required by law (Section 4442 of the California Public 

Resources Code). Other states may have similar laws. Federal laws 

apply on federal lands. 

A spark arrester for the muffler is available through your 

nearest engine authorized service dealer or contact the service 

department, P.O. Box 361131 Cleveland, Ohio 44136-0019.

According to the Consumer Products Safety Commission 

(CPSC) and the U.S. Environmental Protection Agency (EPA), 

this product has an Average Useful Life of seven (7) years, or 70 

hours of operation. At the end of the Average Useful Life, buy 

a new machine or have the machine inspected annually by an 

authorized service dealer to ensure that all mechanical and 

safety systems are working properly and not worn excessively. 

Failure to do so can result in accidents, injuries or death.

Your Responsibility—Restrict the use of this power machine to persons who read, understand and 

follow the warnings and instructions in this manual and on the machine.