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Customer Support

Please do NOT return the machine to the retailer or dealer without first contacting our Customer Support Department.

If you have difficulty assembling this product or have any questions regarding the controls, operation, or maintenance of 

this machine, you can seek help from the experts. Choose from the options below:
◊  Visit us on the web at www.mtdproducts.com

  See How-to Maintenance and Parts Installation Videos at 

www.mtdparts.com/KnowledgeCenter

◊  Call a Customer Support Representative at (800) 800-7310 or (330) 220-4683
◊ 

Write us at MTD LLC • P.O. Box 361131 • Cleveland, OH • 44136-0019

Thank you for purchasing a Chipper Shredder  manufactured 

by MTD LLC.  It was carefully engineered to provide excellent 

performance when properly operated and maintained. 
Please read this entire manual prior to operating the equipment.  

It instructs you how to safely and easily set up, operate and 

maintain your machine.  Please be sure that you, and any other 

persons who will operate the machine, carefully follow the 

recommended safety practices at all times.  Failure to do so could 

result in personal injury or property damage. 
All information in this manual is relative to the most recent 

product information available at the time of printing.  Review 

this manual frequently to familiarize yourself with the machine, 

its features and operation.  Please be aware that this Operator’s 

Manual may cover a range of product specifications for various 

models. Characteristics and features discussed and/or illustrated 

in this manual may not be applicable to all models. MTD LLC 

reserves the right to change product specifications, designs and 

equipment without notice and without incurring obligation.

If applicable, the power testing information used to establish 

the power rating of the engine equipped on this machine can be 

found at www.opei.org or the engine manufacturer’s web site.

If you have any problems or questions concerning the machine, 

phone your local authorized MTD service dealer or contact us 

directly.  MTD’s Customer Support telephone numbers, website 

address and mailing address can be found on this page. We want 

to ensure your complete satisfaction at all times.
Throughout this manual, all references to 

right

 and 

left

 side of the 

machine  are observed from the operating position
The engine manufacturer is responsible for all engine-related 

issues with regards to performance, power-rating, specifications, 

warranty and service. Please refer to the engine manufacturer’s 

Owner’s/Operator’s Manual, packed separately with your 

machine, for more information.

Thank You

Record Product Information

Before setting up and operating your new equipment, please 

locate the model plate on the equipment and record the 

information in the provided area to the right. You can locate the 

model plate by standing at the operator’s position 

and looking 

down at the frame below the engine. This information will be 

necessary, should you seek technical support via our web site, 

Customer Support Department, or with a local authorized service 

dealer.

M

odel

 N

uMber

S

erial

 N

uMber

To The Owner

1

2

Safe Operation Practices ........................................ 3

Assembly & Set-Up .................................................. 7

Controls & Features ................................................10

Operation ................................................................11

Maintenance  & Adjustment .................................13

Service .....................................................................15

Troubleshooting .....................................................17

Replacement Parts .................................................18

Warranty ..................................................Back Cover

Table of Contents

Summary of Contents for 45M4 Series

Page 1: ...tenance Service Troubleshooting Warranty WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE FAILURE TO COMPLY WITH THESE INSTRUCTIONS MA...

Page 2: ...icable to all models MTD LLC reserves the right to change product specifications designs and equipment without notice and without incurring obligation If applicable the power testing information used...

Page 3: ...could be picked up or thrown and cause personal injury or damage to the machine 2 Always wear safety glasses or safety goggles during operation and while performing an adjustment or repair to protect...

Page 4: ...ottles cans or other foreign objects which could cause personal injury or damage to the machine 4 If it becomes necessary to push material through the shredder hopper use a small diameter stick Do not...

Page 5: ...all mechanical and safety systems are working properly and not worn excessively Failure to do so can result in accidents injuries or death Do not modify engine To avoid serious injury or death do not...

Page 6: ...nds out of inlet and discharge openings while machine is running There are rotating blades inside BYSTANDERS Keep bystanders pets and children at least 75 feet from the machine while it is in operatio...

Page 7: ...front of impeller housing aligning holes in hopper assembly collar with weld studs See Figure 3 1B 3 Slide hopper assembly onto weld studs and replace washers and hex nuts See Figure 3 1C Do not tigh...

Page 8: ...7 Figure 3 7 3 Align the chute deflector in position on the discharge opening and insert hex bolt with spacer through hinge on chute deflector spacers fit inside of hinges See Figure 3 4A Figure 3 4...

Page 9: ...ne as instructed in the separate engine owner s manual WARNING Use extreme care when handling gasoline Gasoline is extremely flammable and the vapors are explosive Never fuel the machine indoors or wh...

Page 10: ...assembly and it is used to release or lock the hopper when raising or lowering Discharge Chute Debris exists the machine s reduction chamber through the discharge chute Oil Fill Cap Remove oil cap to...

Page 11: ...to the hopper at a time Do not overload the hopper Allow the material in the hopper to be drawn into the blades and shredded before adding additional debris to the hopper Failure to due so may result...

Page 12: ...rawstring and loosen bag from chute deflector opening See Figure 5 1 3 Empty bag and reattach to the discharge chute opening Pull on the drawstring until the bag is tight around the chute opening and...

Page 13: ...on 4 Follow the separate engine manual packed with your unit for engine lubrication instructions Equipment Care Clean the chipper shredder thoroughly after each use Wash bag periodically with water Al...

Page 14: ...moved and connect the bag to unit Removing the Flail Screen WARNING The impeller s shredder blade and chipper blades are sharp Wear leather work gloves to protect your hands when cleaning out the redu...

Page 15: ...e 7 To replace the other blade rotate the impeller to expose the second blade and repeat the steps above NOTE Make certain blades are reassembled with the sharp edge facing upward Torque hardware to 2...

Page 16: ...t to between 550 and 700 in lbs and the two outside bolts to between 250 and 350 in lbs NOTE Use a 3 16 hex key Allen wrench on the outside of the shredder blade and a 1 2 box or socket wrench on the...

Page 17: ...1 Stop engine immediately and disconnect spark plug wire Clean flail screen and inside of discharge opening 2 Stop engine and disconnect spark plug wire Remove lodged object 3 Always run engine at ful...

Page 18: ...0490 Chipper Blade 719 04308 Flail Blade 3 total 934 1600 Wheel Asm Comp 10 X 2 50 Phone 800 800 7310 to order replacement parts or a complete Parts Manual have your full model number and serial numb...

Page 19: ...Notes 10 19...

Page 20: ...mited warranty does not provide coverage in the following cases a Log splitter pumps valves and cylinders have a separate one year warranty b Routine maintenance items such as lubricants filters blade...

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