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MTD Cub Cadet 221 HP - User Manual

MTD Cub Cadet 221 HP
50 pages
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Professional Shop Manual
221 HP/LHP Snow Throwers
NOTE: These materials are for use by trained technicians who are experienced in the service and repair of outdoor power
equipment of the kind described in this publication, and are not intended for use by untrained or inexperienced individuals.
These materials are intended to provide supplemental information to assist the trained technician. Untrained or inexperi-
enced individuals should seek the assistance of an experienced and trained professional. Read, understand, and follow all
instructions and use common sense when working on power equipment. This includes the contents of the product’s Oper-
ators Manual, supplied with the equipment. No liability can be accepted for any inaccuracies or omission in this publication,
although care has been taken to make it as complete and accurate as possible at the time of publication. However, due to
the variety of outdoor power equipment and continuing product changes that occur over time, updates will be made to these
instructions from time to time. Therefore, it may be necessary to obtain the latest materials before servicing or repairing a
product. The company reserves the right to make changes at any time to this publication without prior notice and without
incurring an obligation to make such changes to previously published versions. Instructions, photographs and illustrations
used in this publication are for reference use only and may not depict actual model and component parts.
© Copyright 2011 MTD Products Inc. All Rights Reserved
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MTD Cub Cadet 221 HP Specifications

General IconGeneral
BrandMTD
ModelCub Cadet 221 HP
CategorySnow Blower
LanguageEnglish

Summary

CHAPTER 1: INTRODUCTION

Professional Service Manual Intent

Explains the manual's purpose and target audience for service technicians.

Disclaimer and Text Formatting

Covers manual disclaimers and explains text formatting conventions like notes and warnings.

Safety Precautions

Details safety measures, emergency readiness, and personal protective gear for service operations.

Fasteners and Assembly Instructions

Discusses fastener types, torque specifications, and general assembly procedures for the snow thrower.

Snow Thrower Overview

Describes the Cub Cadet high-performance single-stage snow thrower and its features.

Model and Serial Number Identification

Explains how to identify and interpret model and serial numbers for the snow thrower.

CHAPTER 2: ENGINE

Engine Maintenance Overview

Introduces preventive maintenance for the engine, focusing on spark plugs and oil changes.

Spark Plug Service

Details the procedure for removing, installing, and checking spark plugs on the snow thrower engine.

Engine Oil Change Procedure

Provides step-by-step instructions for changing the engine oil, including torque and capacity.

Fuel System Information

Discusses fuel types, alcohol content, octane ratings, and fuel system components for proper engine operation.

Valve Lash Adjustment

Explains how to check and adjust valve lash for optimal engine performance and longevity.

Rear Engine Cover Removal

Guides on removing the rear engine cover to access various engine repair and maintenance procedures.

Top Engine Cover Removal

Outlines the steps for removing the top engine cover to access internal engine parts like the recoil starter.

Fuel Tank Service

Details the procedure for removing and replacing the fuel tank, including safety precautions for fuel handling.

Engine Removal Procedure

Describes the process for removing the engine from the snow thrower for major repairs or component replacement.

Engine Maintenance Schedule and Specifications

Provides a schedule for engine maintenance tasks and useful engine specifications for service.

CHAPTER 3: AUGER, BELT AND PULLEYS

Belt Service

Details the procedure for removing and replacing the drive belt on the snow thrower.

Auger Pulley Service

Explains how to remove and replace the auger pulley, including inspection of the auger shaft.

Engine Pulley Service

Guides on removing and replacing the engine pulley, including keyway inspection and torque specifications.

Idler Pulley and Idler Arm Service

Details the procedures for removing and replacing the idler pulley and the idler arm assembly.

Rubber Auger Spiral Replacement

Provides instructions for replacing the rubber auger spirals, including tightening procedures.

Auger Removal and Installation

Outlines the process for removing and installing the auger, including side panel and bearing removal.

Auger Bearing Replacement

Details the steps for removing and replacing the auger bearings, including retainer screw torque.

Control Cable Service

Explains how to remove and replace the control cable for the snow thrower.

CHAPTER 4: AUGER HOUSING COMPONENTS

Shave Plate Service

Details how to remove, replace, and install the shave plate, noting its reversibility.

Upper Discharge Chute (Manual) Service

Provides instructions for removing and replacing the manual upper discharge chute.

Upper Discharge Chute (Remote Controlled) Service

Details the procedure for removing and replacing the upper discharge chute with remote control.

Lower Discharge Chute Service

Outlines the steps for removing and replacing the lower discharge chute, with notes on model year variations.

Chute Ring Gear (Manual) Service

Explains the process for removing, installing, and greasing the manual chute ring gear.

Chute Rotating Gears (Joy Stick) Service

Details the removal, installation, and timing of chute rotating gears, including gears and brackets.

Joy Stick Assembly Service

Guides on removing and replacing the joystick assembly for chute control.

Joy Stick Testing

Describes how to test the function of the joystick and its actuating pin after service.

Rebuilding the Joy Stick

Provides detailed steps for disassembling, cleaning, greasing, and reassembling the joystick.

Upper Discharge Chute Pitch Control Cables and Lever Service

Details the procedure for removing and replacing the pitch control cables and lever for the discharge chute.

Left Side Panel Service

Outlines the steps for removing and replacing the left side panel of the snow thrower.

Right Side Panel Service

Details the procedure for removing and replacing the right side panel of the snow thrower.

Auger Housing Service

Guides on removing and installing the auger housing, including related component removals.

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