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Craftsman C459-36201 - User Manual

Craftsman C459-36201
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CAUTION: Before using this
product, read this manual
and follow all safety rules
and operating instructions.
Operator’s Manual
• SAFETY
• ASSEMBLY
• OPERATION
• MAINTENANCE
• PARTS LIST
®
Sears Canada Inc., 290 Yonge Street, Toronto, On M5B 2C3
Visit our web: sears.ca
1/19/12
769-07851
21” LAWN MOWER
Model Nos. C459-36201

Table of Contents

Questions and Answers

  • M
    Michael BullockAug 13, 2025
    Why won't my Craftsman Lawn Mower start?
    • R
      Robyn DelgadoAug 13, 2025
      There are several reasons why your Craftsman Lawn Mower might not start. It could be due to a disengaged blade control, so ensure that the blade control is engaged. Another common cause is a disconnected spark plug boot; check and connect the wire to the spark plug boot. Also, the fuel tank might be empty or contain stale fuel, so fill the tank with clean, fresh gasoline. A faulty spark plug can also prevent starting; in this case, clean, adjust the gap, or replace the spark plug. If the engine is flooded, wait a few minutes before attempting to restart it. Finally, a blocked fuel line can cause this issue, in which case you should contact your Sears Parts & Repair Center to have the fuel line cleaned.
  • T
    Thomas WilliamsonAug 17, 2025
    Why is my Craftsman C459-36201 Lawn Mower engine overheating?
    • R
      Richard FlynnAug 17, 2025
      If your Craftsman Lawn Mower engine is overheating, it could be due to a low engine oil level. Fill the crankcase with the proper oil. Another possible cause is restricted airflow, so clean the area around and on top of the engine.
  • L
    lauraestradaAug 20, 2025
    What causes an uneven cut with my Craftsman Lawn Mower?
    • K
      Kevin DavisAug 20, 2025
      An uneven cut with your Craftsman Lawn Mower can be due to a couple of reasons. First, check that the wheels are positioned correctly by adjusting the cutting height lever on the right front and right rear wheel to the same position. Also, a dull blade can cause an uneven cut, so sharpen or replace the blade.
  • B
    blankenshipronaldAug 25, 2025
    What to do if my Craftsman Lawn Mower engine runs erratically?
    • K
      Kimberly MurphyAug 25, 2025
      If your Craftsman Lawn Mower engine is running erratically, several factors could be the cause. First, check the spark plug boot and ensure it is connected and tightened. Stale fuel can also cause this issue, so fill the tank with clean, fresh gasoline. A plugged vent in the gas cap might be the problem; try clearing the vent. If there's water or dirt in the fuel system, run the engine until it stops from lack of fuel, then refill with fresh fuel. For a dirty air cleaner, refer to the Air Cleaner section in the Engine Maintenance section. Finally, a blocked fuel line can cause this, and you should contact your Sears Parts & Repair Center to have the fuel line cleaned.
  • V
    vanessafrancisAug 28, 2025
    How to reduce excessive vibration in my Craftsman C459-36201 Lawn Mower?
    • W
      William HesterAug 28, 2025
      Excessive vibration in your Craftsman Lawn Mower can often be attributed to a loose or unbalanced cutting blade. Make sure to tighten the blade and adapter, and balance the blade. Another cause could be a bent cutting blade, which would require replacing the blade.
  • D
    Dawn BaxterAug 31, 2025
    Why won't my Craftsman C459-36201 mulch grass properly?
    • E
      Eric LaneAug 31, 2025
      If your Craftsman Lawn Mower isn't mulching grass properly, it could be due to several factors. Mowing wet grass can prevent proper mulching, so wait until the grass is dry before cutting. Excessively high grass can also be a problem; mow once at a high cutting height, then mow again at the desired height or make a narrower cutting path. A dull blade will also affect mulching performance, so sharpen or replace the blade.
  • L
    luke29Sep 4, 2025
    What to do if my Craftsman C459-36201 Lawn Mower idles poorly?
    • C
      carpentererikSep 4, 2025
      If your Craftsman Lawn Mower idles poorly, it could be due to a spark plug that is fouled, faulty, or has a gap that is too wide. Reset the gap to .030” or replace the spark plug. A dirty air cleaner may also be the cause, so refer to the Air Cleaner section in the Engine Maintenance section.
  • B
    bauerjoshuaSep 8, 2025
    Why does my Craftsman C459-36201 Lawn Mower occasionally skip or hesitate?
    • E
      Eric ThompsonSep 8, 2025
      If your Craftsman Lawn Mower occasionally skips or hesitates, it might be because the spark plug gap is too close. Adjust the gap to .030”.

Summary

Safety Instructions

General Operation

Read and follow all instructions and safety rules before operating.

Slope Operation

Guidelines for safe mowing on slopes, including maximum angle.

Children Safety

Precautions to keep children safe while operating the mower.

Safety Symbols

Explains safety symbols and their meanings.

Assembly

Handle Assembly

Steps to assemble the upper and lower handles to the mower body.

Grass Catcher

Instructions for assembling and attaching the grass catcher bag and frame.

Side Discharge Chute

Steps to convert the mower to side discharge by attaching the chute.

Cutting Height Adjustment

Instructions for adjusting the cutting height levers for all wheels.

Handle Pitch

How to adjust the handle angle for comfortable operation.

Operation

Blade Control

Explains the function of the blade control handle for starting and stopping.

Deck Wash

Instructions for using the deck wash port to clean the mower deck.

Gas and Oil Fill-Up

Guide to filling the engine with the correct type and amount of oil and gasoline.

Starting Engine

Step-by-step instructions for safely starting the mower's engine.

Using Your Lawn Mower

General advice for operating the lawn mower safely and effectively.

Using as Mulcher

Instructions for setting up and using the mower in mulching mode.

Using Grass Catcher

How to attach and use the grass catcher to collect clippings.

Maintenance

Maintenance Schedule

Table outlining required maintenance tasks at different intervals.

Spark Plug Maintenance

Instructions for checking, gapping, and replacing the spark plug.

Air Cleaner Maintenance

Guide to cleaning or replacing the air filter for optimal engine performance.

Check Engine Oil

Procedure for checking the engine oil level before operation.

Change Engine Oil

Steps for draining and refilling the engine oil after initial use and periodically.

Deck Wash

Detailed steps for using the deck wash system after each mowing.

Blade Care

Instructions for inspecting, sharpening, balancing, and replacing the cutting blade.

Off-Season Storage

Preparing the Engine

Steps to prepare the engine for long-term storage, preventing fuel issues.

Preparing the Lawn Mower

Instructions for cleaning and protecting the mower before storing it.

Troubleshooting

Engine Fails to Start

List of problems and remedies for when the engine does not start.

Engine Runs Erratic

Solutions for issues causing the engine to run unevenly or poorly.

Engine Overheats

Reasons for engine overheating and how to resolve them.

Occasional Skips (Hesitates)

Troubleshooting steps for when the engine skips or hesitates.

Idles Poorly

How to fix the engine idling poorly.

Excessive Vibration

Identifying and fixing the cause of excessive mower vibration.

Mower Will Not Mulch Grass

Reasons why the mower is not mulching grass effectively.

Uneven Cut

How to achieve an even cut from the mower.

Warranty Statement

General Warranty

Outlines the general terms, conditions, and limitations of the product warranty.

Exclusions

Lists items and conditions not covered by the product warranty.

Customer Responsibilities

Details customer obligations for maintaining warranty coverage.

Mower Parts List

Exploded View Diagram

A visual representation of mower parts with reference numbers.

Mower Component Details

Detailed list of mower parts with part numbers and descriptions.

Engine Parts List

Engine Exploded View

A visual representation of engine parts with reference numbers.

Engine Component Details

Detailed list of engine parts with part numbers and descriptions.

Contact Information

Sears HomeCentral Support

Contact information for Sears HomeCentral for repairs, parts, and service.

Craftsman C459-36201 Specifications

General IconGeneral
BrandCraftsman
ModelC459-36201
CategoryLawn Mower
LanguageEnglish

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