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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
OPERATOR'S MANUAL
21" Rotary Mower — Model Series 410 thru 420
IMPORTANT
READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION
Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-
covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
If a spark arrester is used, it should be maintained in effective working order by the operator. In the State of California the above is required by law
(Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal lands. A spark arrester
for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland,
Ohio 44136-0019.
FORM NO. 769-02336A
PRINTED IN U.S.A.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
9/25/2006
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Table of Contents
Related Manuals for MTD Series 410 thru 420
Summary of Contents for MTD Series 410 thru 420
- Page 1 Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty OPERATOR’S MANUAL 21” Rotary Mower — Model Series 410 thru 420 IMPORTANT READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush- covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
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Page 2: Table Of Contents
This Operator’s Manual is an important part of your new lawn mower. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Slope Gauge... 3 Safe Operation Practices ... 4 Setup and Adjustment ... -
Page 3: Slope Gauge
Use this page as a guide to determine slopes where you may not operate safely. Do not operate your lawn mower on such slopes. Slope Gauge WARNING Do not mow on inclines with a slope in excess of 15 degrees (a rise... -
Page 4: Safe Operation Practices
DANGER: This machine was built to be operated according to the rules for safe operation in this manual. As with any type of power equipment, carelessness or error on the part of the operator Safe can result in serious injury. This machine is capable of amputating hands and feet and throwing objects. -
Page 5: Slope Operation
19. Shut the engine off and wait until the blade comes to a complete stop before removing the grass catcher or unclog- ging the chute. The cutting blade continues to rotate for a few seconds after the engine is shut off. Never place any part of the body in the blade area until you are sure the blade has stopped rotating. -
Page 6: Setup And Adjustment
Setup and Adjustment Figure 3-1: Unfold handle and tighten hardware. NOTE: This Operator’s Manual covers several models. Lawn Mower features vary by model. Not all features discussed (or engines Wing Nuts (2) pictured) in this manual are applicable to all Lawn Mower models. - Page 7 5. Follow steps below to assemble the grass catcher (if needed). Make certain bag is turned right side out before assembling (warning label will be on the outside). a. Place bag over frame so that its black plastic side is at the bottom. b.
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Page 8: Operating Your Lawn Mower
Use extreme care when handling gasoline. Gasoline is extremely flammable and the vapors Now that you have setup your lawn mower, its important to become acquainted with its controls and features. are explosive. Never fuel the machine indoors or Blade Control... - Page 9 Using Your Lawn Mower Be sure lawn is clear of stones, sticks, wire, or other objects which could damage lawn mower or engine. Such objects could be accidently thrown by the mower in any direction and cause serious personal injury to the operator and others.
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Page 10: Maintaining Your Lawn Mower
• Always observe safety rules when performing Always stop engine, any type of maintenance. disconnect spark • The warranty on this lawn mower does not cover plug, and ground items that have been subjected to operator abuse or negligence. To receive full value from warranty,... -
Page 11: Blade Care
When storing any type of power equipment in a poorly ventilated or metal storage shed, care should be taken to rust-proof the equipment. Using a light oil or silicone, coat the equipment, especially cables and all moving parts of your lawn mower before storage. Maintaining Your Lawn Mower... -
Page 12: Troubleshooting
2. Connect wire to spark plug. 3. Fill tank with clean, fresh gasoline. 4. Choke engine as instructed in the “Operating Your Lawn Mower” section. 5. Clean, adjust gap, or replace. 6. Clean fuel line. 7. Wait a few minutes to restart, but do not prime. -
Page 13: Safety Labels
Safety Label Found On Your Lawn Mower • • • • ˚ ˚ WARNING DO NOT remove safety (or any) labels from mower for any reason. Safety Labels... - Page 14 Model Series 410 & 420 Wheel Treads Pin Bar Tread Zag Tread S-WaveTread K2 Tread...
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Page 15: Parts List
747-1161A Blade Control 749-1092A Upper Handle 710-1205 Rope Guide 720-0279 Wing Nut, 1/4-20 710-1174 Carriage Bolt, 5/16-18 x 2 720-04072 Hand Star Knob 749-0928A Lower Handle 712-0397 Wing Nut, 1/4-20 746-0957 Control Cable - 37.25” 746-1130 Control Cable - 40” 746-0554 Control Cable - 40.5”... -
Page 16: Warranty
MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its possessions and territories. “MTD” warrants this product against defects in material and workman- ship for a period of two (2) years commencing on the date of original purchase and will, at its option, repair or replace, free of charge, any part found to be defective in materials or workmanship.