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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
OPERATOR’S MANUAL
Model 435A shown
21-inch Rotary Mower — Model Series 430
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 a
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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. Table of Contents Slope Gauge ....................................................... 3 Troubleshooting ................................................ 12 Safe Operation Practices ................................... 4 Safety Labels .................................................... 13 Setup and Adjustmen
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����������������������������������������������� ������������������������������������������������� ���������������������������� ��������������� ��� Use this page as a guide to determine slopes where you may not operate safely. Do not operate your lawn mower on such slopes. 1 Slope Gauge WARNING Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet). A riding mower could overturn and cause serious injury. If operating a walk- behi
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WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of California to cause cancer and birth defects or other reproductive harm. 2 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 can result in serious injury. This machine is capable of amputating hands and feet and throwing objects
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19. Shut the engine off and wait until the blade comes to a 7. Extinguish all cigarettes, cigars, pipes and other sources complete stop before removing the grass catcher or unclog- of ignition. ging the chute. 8. Never fuel machine indoor because flammable vapors will The cutting blade continues to rotate for a few seconds after accumulate in the area. the engine is shut off. Never place any part of the body in 9. Never remove gas cap or add fuel while engine is hot or 2 the blade area u
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This Operators Manual covers a range of product specifications for various models. Characteristics and fea- tures discussed and/or illustrated in this manual may not be applicable to all models. MTD LLC reserves the right 3 to change product specifications, designs, and equipment without notice and without incurring obligation. 1. Remove any packing material which may be between Setup and upper and lower handles. � a. Pull up and back on upper handle as shown in Adjustment Figure 3-1. Ma
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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). 3 a. Place bag over frame so that its black plastic side is at the bottom. A b. Slip plastic channel of grass bag over hooks on the Setup and frame, Figure 3-5. All the plastic channels except center top of bag attach from outside of bag. Adjustment c. Attach center top of bag from inside of bag. C 6. Follow steps below to at
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Know Your Lawn Mower Blade Control 4 Operating Your Lawn Recoil Starter Mower Grass Catcher Cutting Height Adjustment Levers (front and rear, for each wheel) WARNING The blade control is a Mulch Plug safety device. DO NOT bypass its operations. Side Discharge Chute Use extreme care when handling gasoline. Figure 4-1: The main components on the mower. (Model 435A shown) Gasoline is extremely flammable and the vapors are explosive. Never fuel Now that you have setup your lawn mower, its
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Starting Engine WARNING: Be sure no one other than the operator is standing near the lawn mower � while starting engine or operating mower. Never 4 run engine indoors or in enclosed, poorly ventilated areas. Engine exhaust contains carbon monoxide, an 3 odorless and deadly gas. Keep hands, feet, hair and loose clothing away from any moving parts on engine Operating and lawn mower. Your Lawn � Follow the set of instructions pertaining to your unit. Mower Refer to engine manual for help
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Deck Care Clean underside of the mower deck after each use to prevent build-up of grass clippings or other debris. 1. Disconnect spark plug wire. Drain gasoline from lawn 5 mower, or place a piece of plastic under the gas cap. 2. Tip mower so that it rests on the housing. Keep the side with the air cleaner facing up. Hold mower firmly. Maintaining WARNING: Never tip the mower more than 90º in any direction and do not leave the mower Your Lawn tipped for any length of time. Oil can drain
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Blade Care WARNING: When removing the cutting blade for sharpening or replacement, protect your hands with a pair of heavy gloves or use a heavy rag 5 to hold the blade. Periodically inspect the blade adapter for cracks, especially if you strike a foreign object. Replace when necessary. Follow the steps below for blade service. Maintaining 1. Disconnect spark plug wire from spark plug. Turn mower on its side making sure that the air filter and Your Lawn the carburetor are up. Mower 2. Re
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Remedy Cause Problem Engine fails to start 1. Blade control disengaged. 1. Engage blade control. 6 2. Spark plug wire disconnected. 2. Connect wire to spark plug. 3. Fuel tank empty or stale fuel. 3. Fill tank with clean, fresh gasoline. 4. Engine not primed. 4. Prime engine as instructed in “Operat- ing Your Lawn Mower”. Trouble 5. Clean, adjust gap, or replace. 5. Faulty spark plug. 6. Clean fuel line. 6. Blocked fuel line. Shooting 7. Wait a few minutes to restart, but do 7. Engine flooded.
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7 Safety Labels � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � WARNING � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � DO NOT remove safety � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �
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1 4 5 48 2 47 45 46 3 49 44 43 50 6 7 42 8 9 40 38 39 37 41 10 36 11 29 35 34 26 12 33 28 20 27 32 13 30 26 14 20 31 25 24 21 24 22 20 15 54 17 23 16 18 53 52 51 19 14
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1 731-04204 Bail Cover 28 736-0270 Bell Washer .265 x .75 x .062 2 746-1130 Control Cable 40-inch 29 710-0654A TT Sems Screw 3.8-16 x 1.00 746-1137 Control Cable 53-inch 30 687-02071A Pivot Arm Assy - RH 8 3 726-0240 Cable Tie 687-02070A Pivot Arm Assy - LH 4 664-04027 Grass Bag Assembly 31 732-04175 Spring Lever 5 747-04080 Grass Bag Frame 32 734-04087 Wheel 8 x 1.8 Pin Bar Parts List 6 732-0700 Trailshield Wire 33 710-1652 TT Screw 1/4-20 x .625 7 731-04998 Trailshield 34 714-0104 Int. Cotter
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MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD LLC with respect e. MTD does not extend any warranty for products sold or exported to new merchandise purchased and used in the United States, its outside of the United States, its possessions and territories, except possessions and territories. those sold through MTD’s authorized channels of export distribution. “MTD” warrants this product against defects in material and workman- f. Replacement parts tha
