TABLE

OF

SAFETY RULES

2

PRODUCT

SPECIFICATIONS

3

CUSTOMER

RESPONSIBILITIES

3, 15-18

WARRANTY

..................................................................

3

TRACTOR

ACCESSORIES

5

ASSEMBLY

.............................................................

7-10

OPERATION

11-14

CONTENTS

 

MAINTENANCE

SCHEDULE

15

SERVICE

AND ADJUSTMENTS

19-26

STORAGE

27

TROUBLESHOOTING

28-29

REPAIR

PARTS

- TRACTOR

31-47

REPAIR

PARTS

- ENGINE

48-55

PARTS ORDERING/SERVICE

BACK COVER

INDEX

 

 

 

 

 

 

 

A

 

Accessories

..............................................

 

5

Adjustments:

 

 

 

Brake

 

 

21

Carburetor

26

Clutch

Pulley

.....................................

21

Gauge Wheels

13

Mower

 

 

 

 

Front-To-Back

20

Side-To-Side

19

Throttle

Control Cable

23

Air Filter,

Engine

18

Air Screen,

Engine

..................................

18

Assembly

..............................................

 

 

7-10

 

 

 

 

B

 

Battery:

 

 

 

 

 

Charging

........................................

8

Cleaning

................................................

16

Starting

with Weak Battery

23

Storage

..............................................

 

27

Terminals

.......................................

16

Belt:

 

 

 

 

 

Motion

Drive

 

 

Removal/Replacement

22

Mower

Drive

 

 

Removal/Replacement

20

Mower

Blade

Drive

 

Removal/Replacement

21

Blade:

 

 

 

 

 

Sharpening

16

Replacement

..................................

16

Brake Adjustment

........................................

21

 

 

 

 

C

 

Carburetor

Adjustment

26

Clutch Pulley

 

21

Controls, Tractor

11

Customer

Responsibilities

15-18

Engine:

 

 

 

 

Air

Filter

18

Air Scree

18

Cooling

Fins

18

Engine

Oil

17

Fuel

Filter

18

Spark

Plug(s)

18

Tractor:

 

 

 

 

Battery

............................................

17

Blade

...............................................

 

16

Lubrication

Chart

15

Maintenance

Schedule

15

Tire

Care

8,16,23

Transaxle

16

Cutting Height,

Mower

12

 

 

 

E

 

Operation

...........................................

11-14

Electrical:

 

 

 

 

Operating

Mower

13

Interlocks and

Relays

23

Options:

 

 

Schematic

30

Accessories

5

Wiring

 

Diagram

32

Spark

Arrester

3,40

Engine:

 

 

 

 

 

 

 

 

 

Air Filter

18

 

 

 

P

 

Air Screen

18

Parking

Brake

12

Cooling

Fins

18

Parts Bag

6

Oil Change

17

 

 

 

 

 

Oil Level

13,17

Parts,

Replacement/Repair

31-55

Oil Type

!7

Product

Specifications

3

Preparation

13

 

 

 

 

 

Repair

Parts

48-55

 

 

 

R

 

Starting

....................................

14

Repair

 

Parts

31-47

Storage

..................................................

27

 

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

S

 

Filter:

 

 

 

 

Safety

Rules

2

Air Filter

18

Seat

 

 

8

Fuel

 

 

18

Service

and Adjustments

19-26

Oil

 

 

17

 

 

Carburetor

26

Fuel:

 

 

 

 

 

 

 

 

Clutch

Pulley

21

 

 

 

 

 

Storage

.........................................

27

Fuse

23

Type

 

 

12

Hood Removal/Installation

24

Fuse

 

 

23

Motion

Drive Belt

 

 

 

 

 

 

 

 

Removal/Replacement

22

 

 

 

H

 

Mower

Dive Belt

20

Headlights

....................................................

 

23

 

 

Removal/Replacement

 

 

 

Mower

Blade Drive

 

Hood Removal/Installation

24

 

 

Removal/Replacement

21

 

 

 

 

 

Mower

Adjustment

 

 

 

 

L

 

 

 

Front-to-Back

20

Leveling Mower Deck

19

 

 

Side-to-Side

20

Mower

Removal

19

Lubrication:

 

 

 

 

 

 

Tire Care

8,16,23

Chart

........................................

 

15

 

 

 

Slope

Guide Sheet

59

 

 

 

 

 

 

 

 

 

 

Spark

Plug(s)

18

Maintenance

Schedule

15

Specifications

3

Starting

the

Engine

13-14

Mower:

 

 

 

 

 

 

 

 

Steering

Wheel

7,22

Adjustment, Front-to-Back

20

Stopping the Tractor

12

Adjustment, Side-to-Side

19

Blade

Sharpening

16

Sto[age

...................................................

27

Blade

Replacement

16

 

 

 

 

 

Cutting

 

Height

........................................

12

 

 

 

T

 

Installation

19

Throttle Control Cable Adjustment .... 25

Operation

!3

Tires

 

 

8,16,23

Removal

19

 

 

Mowing Tips

.................................................

14

Trouble

Shooting Chart

28-29

Muffler

 

 

18

Transaxle

16

Spark

Arrester

............................

3,40

 

 

 

W

 

 

 

 

O

 

 

 

 

 

 

 

 

 

Warranty

3

Oil:

 

 

 

 

..............................................................

 

 

Wiring

Diagram

32

Cold Weather

..........Conditions

13,17

Wiring

Schematic

30

Engine

 

 

 

17

 

 

 

 

 

 

 

 

Storage

..................................................

27

 

 

 

 

 

4

Page 4
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Sears 917.250551 manual Contents

917.250551 specifications

The Sears 917.250551 is a versatile and robust lawn mower that has garnered attention for its reliability and performance in maintaining residential lawns. With a blend of modern technology and user-friendly features, this mower is suitable for homeowners looking to keep their yards in pristine condition.

One of the notable attributes of the Sears 917.250551 is its powerful engine. Equipped with a reliable gas-powered engine, this mower delivers consistent performance, ensuring that even dense grass can be tackled effectively. The engine provides ample torque, which is especially beneficial for cutting through thick patches of grass without bogging down.

The mower features a self-propelling system that makes it easier for users to maneuver across various terrains. This technology allows the mower to adjust its speed based on the user's walking pace, providing a comfortable mowing experience while reducing fatigue. The adjustable speed settings cater to different user preferences and grass conditions, making it a flexible choice for diverse lawn care needs.

Another key feature of the Sears 917.250551 is its cutting deck size. The mower typically boasts a generous cutting width, allowing for faster mowing and fewer passes through your lawn. The cutting height is also adjustable, enabling users to customize the grass length according to their liking or seasonal requirements. This flexibility is crucial during different times of the year, as maintaining the optimal grass height can contribute to a healthier lawn.

In terms of build quality, the Sears 917.250551 is designed to withstand the rigors of outdoor use. Constructed with durable materials, it can handle various weather conditions and rough terrains. Maintenance is made straightforward with accessible parts, ensuring that users can perform routine checks and repairs with minimal hassle.

Furthermore, the mower is designed with safety features in mind. The blade brake system halts the blades' rotation immediately when the user releases the handle, minimizing the risk of accidents. Additionally, the ergonomic handles make it comfortable to operate, and they can often be adjusted for height to accommodate users of different statures.

Overall, the Sears 917.250551 stands out for its combination of power, ease of use, and user-friendly features. Whether you have a small yard or a more significant area to maintain, this mower is designed to deliver efficient and effective results, making it a dependable choice for lawn care enthusiasts.