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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
For all engine-related issues with regards to performance, power-
rating, specifications, warranty and service, please refer to the 

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

machine.

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

Содержание 452J Series

Страница 1: ...ntenance 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 MAY RESULT IN PERSONAL INJURY Operator s Manual Form No 769 08122 04 20 2012 Chipper Shredder Model Series 452J ...

Страница 2: ...strated 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 o...

Страница 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 your eyes Thrown objects which ricochet can cause serious injury to the eyes 3 Wear sturdy rough soled work shoes and close fitting slacks and shirts Loose fitting clothes or jewelry can be caught in...

Страница 4: ...bottles 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 use your hands or feet 5 If the impeller strikes a foreign object or if your machine should start making an unusual noise or vibration immediately shut the engine off Allow the impeller to come to a...

Страница 5: ...t 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 modify engine in any way Tampering with the governor setting can lead to a runaway engine and cause it to operate at unsafe speeds Never tamper with factory setting of engine governor Notice Regardi...

Страница 6: ...ands 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 operation Stop machine if anyone enters the area WARNING THROWN DEBRIS Never operate without the chute deflector properly attached to the machine EYE PROTECTION Always wear safety glasses or safety goggles w...

Страница 7: ...igure 3 1A 2 Place hopper assembly into position in 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 tighten completely B A C Figure 3 1 4 Lift hopper assembly up to impeller bracket assembly See Figure 3 2A 5 Slide the release rod out slightly to hook t...

Страница 8: ...eller housing See Figure 3 3B 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 A B C Figure 3 4 4 Place second spacer over hex bolt inside other hinge and secure with hex lock nut See Figure 3 4B 5 Secure both sides of chute deflector to impeller housing using wing knobs pr...

Страница 9: ...manual for additional engine information 1 Add oil provided before starting unit for the first time out of the box 2 Service the engine with gasoline 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 while the engine is hot or running Extinguish cigarette...

Страница 10: ...ed into the hopper by lowering it down to the ground Release Rod The release rod is located on the impeller bracket assembly and it is used to release or lock the hopper when raising or lowering Figure 4 1 Discharge Chute The discharge chute is where the material exits the unit and can be bagged Engine Controls See the engine Owner Operator manual packed with your unit for the location and functio...

Страница 11: ...rator s manual NOTE A warm engine may not require choking or priming 4 Move throttle control lever to FAST position if equipped See Figure 5 1 Figure 5 1 5 Grasp starter handle and pull rope out slowly until engine reaches start of compression cycle rope will pull slightly harder at this point NOTE A noise will be heard when finding the start of the compression cycle This noise is caused by the fl...

Страница 12: ...hredded before adding additional debris to the hopper Failure to due so may result in a clogged hopper clogged chute deflector or a stalled engine IMPORTANT The flail screen is located inside the housing in the discharge area If the flail screen becomes clogged remove and clean as instructed in the Maintenance Adjustments section For best performance it is also important to keep the chipper blade ...

Страница 13: ...son 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 Allow to dry thoroughly in shade If the discharge area becomes clogged remove flail screen and clean as instructed below NOTE Cleaning with a forceful spray of water is not recommended as it could cont...

Страница 14: ...emoved 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 reduction chamber If the discharge area becomes clogged remove the flail screen and clean area as follows 1 Stop engine and make certain the chipper shredder has come to a complete stop WARNING The muffl...

Страница 15: ...de 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 250 300 in lbs WARNING The impeller s chipper blades and shredder blade are sharp Wear leather work gloves to protect your hands Blade Care Chipper Blades WARNING Always stop engine disconnect spark p...

Страница 16: ...lt 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 inside of the shredder blade Hold the Allen wrench stationary and rotate the box or socket wrench to loosen the nut Use caution when removing the blade to avoid contacting the weld studs on housing I...

Страница 17: ...oline 4 Always run engine at full throttle 5 Drain fuel tank Refill with fresh fuel 6 Refer to engine manual 7 See authorized service dealer Engine overheats 1 Engine oil level low 2 Dirty air cleaner 3 Carburetor not adjusted properly 1 Fill crankcase with proper oil 2 Refer to engine manual 3 See authorized service dealer Occasional skips hesitates at high speed 1 Spark plug gap too close 2 Carb...

Страница 18: ... Chipper Blade 719 04308 Flail Blade 3 total 934 04009 Wheel Asm Comp 10X4 Oyster Carlise Phone 800 800 7310 to order replacement parts or a complete Parts Manual have your full model number and serial number ready Parts Manual downloads are also available free of charge at www mtdproducts com ...

Страница 19: ...Notes 10 19 ...

Страница 20: ...hese items may carry a separate manufacturer s warranty Refer to applicable manufac turer s warranty for terms and conditions b Log splitter pumps valves and cylinders have a separate one year warranty c Routine maintenance items such as lubricants filters blade sharpening tune ups brake adjustments clutch adjustments deck adjustments and normal deterioration of the exterior finish due to use or e...

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