Home > Garden & Terrace > Lawn Mowers > DeWalt Lawn Mowers > DeWalt DW12A-O1T9739 Lawn Mower

Manual DeWalt DW12A-O1T9739 Lawn Mower

Need a manual for your DeWalt DW12A-O1T9739 Lawn Mower? Below you can view and download the PDF manual for free in English. This product currently has 8 frequently asked questions, 1 comment and has 0 votes. If this is not the manual you want, please contact us.

Is your product defective and the manual offers no solution? Go to a Repair Café for free repair services.

Manual

This page depicts and describes safety symbols that may appear on this mower. Read, understand, and follow all

instructions on the mower before attempting to assemble and operate.

Symbol Description

OPESymbol.com

WARNING — READ THE OPERATOR’S MANUAL(S) - Read, understand and

follow all the safety rules and instructions in the manual(s) and on the

mower before attempting to operate this mower. Failure to comply with this

information may result in personal injury or death. Keep this manual in a

safe location for future and regular reference.

DANGER — AVOID AMPUTATION INJURY - Do not put hands or feet near

or under the cutting deck. Contact with the blade can amputate hands

and feet.

DANGER — AVOID THROWN OBJECT INJURY - Remove all stones, sticks, wire,

bones, toys, and other foreign objects which could be picked up and thrown

by the blade(s). Stay in the operator zone behind the mower handles. Keep

helpers at least 75 feet (23 meters) from mower during operation. Stop

mower if anyone enters the area.

DANGER — AVOID CHILD BLADE CONTACT/THROWN OBJECT INJURY - To help

avoid blade contact or a thrown object injury, do not mow when children

or others are around. Keep bystanders, children and pets inside while the

mower is in operation. Stop mower if anyone enters the area.

DANGER — AVOID THROWN OBJECT INJURY - Do not operate the mower

without the trail shield, discharge cover or entire grass catcher in its proper

place. Stay in the operator zone behind the mower handles.

DANGER — ROTATING BLADES - To reduce the risk of injury, keep hands and

feet away. Do not operate unless discharge cover or entire grass catcher is in

its proper place. If damaged, replace immediately.

DANGER — AVOID SLIP AND FALL ON SLOPES - Slopes are a major factor

related to slip and fall accidents which can result in severe injury or death.

All slopes require extra caution. If you feel uneasy on the slope, do not mow

it. Do not mow on slopes greater than 15 degrees (25%). Only mow across

slopes, never mow up and down slopes.

DANGER— AVOID EYE INJURY - Always wear safety glasses or safety goggles

during operation and while performing an adjustment or repair to protect

your eyes. Thrown objects which ricochet can cause serious injury to

the eyes.

DANGER— AVOID TRIPPING INJURY- Never pull the mower back toward you

while you are walking. If you must back the mower away from a wall or

obstruction first look down and behind to avoid tripping.

WARNING—GASOLINE IS FLAMMABLE - Allow the engine to cool at least five

minutes before refueling.

WARNING— AVOID BURN INJURY - The muffler and engine become very hot

and can cause serious burn injuries. Do not touch. Allow the mower to cool

for at least five minutes before storing or attempting any service.

WARNING: 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 - SAVE THESE

INSTRUCTIONS!

SAFE OPERATION PRACTICES, cont'd

Download manual in English (PDF, 2.29 MB)

(Consider the environment and only print this manual if it is really necessary)

Rating

Let us know what you think about the DeWalt DW12A-O1T9739 Lawn Mower by leaving a product rating. Want to share your experiences with this product or ask a question? Please leave a comment at the bottom of the page.

Are you satisfied with the DeWalt DW12A-O1T9739 Lawn Mower?
Yes No

Be the first to rate this product

0 votes

Join the conversation about this product

Here you can share what you think about the DeWalt DW12A-O1T9739 Lawn Mower. If you have a question, first carefully read the manual. Requesting a manual can be done by using our contact form.

WILLIE 26-07-2025
Main discharge back cover came off, any manual, video i can use to replace cover? Unable to get springs to engage to return cover to close position.

reply | This was helpful (0)

More about this manual

We understand that it’s nice to have a paper manual for your DeWalt DW12A-O1T9739 Lawn Mower. You can always download the manual from our website and print it yourself. If you would like to have an original manual, we recommend you contact DeWalt. They might be able to provide an original manual. Are you looking for the manual of your DeWalt DW12A-O1T9739 Lawn Mower in a different language? Choose your preferred language on our homepage and search for the model number to see if we have it available.

Specifications

Brand	DeWalt
Model	DW12A-O1T9739
Category	Lawn Mowers
File type	PDF
File size	2.29 MB

All manuals for DeWalt Lawn Mowers
More manuals of Lawn Mowers

Frequently Asked Questions about DeWalt DW12A-O1T9739 Lawn Mower

Our support team searches for useful product information and answers to frequently asked questions. If you find an inaccuracy in our frequently asked questions, please let us know by using our contact form.

How do I know when to sharpen the blades of my lawn mower? Verified

Sharp blades cleanly cut the grass. Dull blades roughly tears the grass which will quikly turn brown. If the lawn mower produces teared grass, then the blades should be sharpened or replaced.

This was helpful (2604) Read more

What is mulching? Verified

Some lawn mowers are able to mulch. Mulching finely shreds the grass and blows it back to the lawn. There the mulch functions as nutrition and protection for the grass.

This was helpful (936) Read more

I accidentally put diesel in my petrol lawn mower, what should I do? Verified

Do NOT use the lawn mower. The only option is to completely empty the tank and fill it with the right fuel.

This was helpful (821) Read more

What is the best lenght for my grass? Verified

To prevent the grass from drying out it should not be too short. It's better to mow the grass more often than to cut it too short. The optimal length it between 3 and 4 centimeter.

This was helpful (500) Read more

Can I mow grass when it's wet? Verified

It is possible, but not advisable. When grass is wet it will lump together during mowing, preventing an optimal result.

This was helpful (345) Read more

What is the right moment to mow my lawn? Verified

The best months for lawn mowing are March to October. Mowing should be done once or twice a week depending on how fast the grass grows. The best time of day to mow the grass is at the end of the afternoon and never in full sunlight. This is to prevent the grass from drying out after being cut.

This was helpful (302) Read more

At what lawn surface do I choose an electric mower and at which surface a petrol mower? Verified

For surfaces up to 300m² you can use a battery driven mower. For surfaces larger than that it is recommended to use a petrol mower.

This was helpful (261) Read more

Can I let a robot mower work in the night? Verified

It's better not to let a robot mower work in the night. Some animals, like hedgehogs, are mostly active at night. They are often not quick enough to escape from the robot mower and can get severely wounded or killed.

This was helpful (261) Read more