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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
OPERATOR’S MANUAL
20” Mulching Push Lawn Mower — Model 105
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
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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 Maintaining Your Lawn Mower ......................... 10 Safe Operation Practices ................................... 4 Trouble Shooting .............................................. 12 Setup and Adjustment .............
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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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IMPORTANT: This unit is shipped without gasoline or oil in the engine. Fill up gasoline and oil as instructed in the accompanying engine A manual BEFORE operating your mower. 3 NOTE: Reference to right or left side of the mower is observed from the operating position. Setup and B Handle Setup Adjustment 1. Perform the following sequence for handle setup a. Lift the upper handle up from folded position and pull it to extended position (A) following B the arrow in Step 1. The handle shou
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4. Insert post on cable ties into holes provided on the lower handle. Pull cable tie tight and trim excess. See Step 4 illustration. Wheel Height Adjustment 3 5. Each wheel has a height adjustment lever to change the cutting height of the mower. Depress height adjustment lever towards the wheel and Setup and slide lever to desired position for a change in Adjustment cutting height. See Step 5 illustration. Converting To Side Discharge 6. Your mower has been shipped as a mulcher. To conve
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Know Your Lawn Mower Blade Control Handle 4 Operating Recoil Your Lawn Starter Mower Height Adjustment Lever (front and rear) Chute Deflector Mulch Plug WARNING Figure 1 This blade control Now that you have set up your lawn mower Cutting Height Adjustment Levers mechanism is a for operation, get acquainted with its controls One adjustment lever is located on each wheel safety device. Never and features. These are described below and and is used to adjust the cutting height. All four
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WARNING: The operation of any lawn Stopping Engine mower can result in foreign objects 1. Release blade control handle to stop the engine and being thrown into the eyes, which can the blade. damage your eyes severely. Always WARNING: The blade continues to ro- wear safety glasses while operating 4 tate for a few seconds after the engine the mower, or while performing any is shut off. Do not touch the blade in adjustments or repairs on it. any way while it is still rotating. Operating S
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WARNING: Always stop engine, disconnect spark plug, and ground against engine before cleaning, Lubricate these Points lubricating or doing any kind of 5 maintenance on your machine. Lubrication 1. Lubricate pivot points on the blade control handle at Maintaining least once a season with light oil. The blade control must operate freely in both directions. See Figure 3. Your Lawn 2. Lubricate the wheels at least once a season with Mower light oil (or motor oil). If wheels are removed for
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8. Lubricate the engine crankshaft and the inner surface Blade Care of the blade adapter with light oil. Slide the blade WARNING: When removing the cutting adapter onto the engine crankshaft. blade for sharpening or replacement, protect your hands with a pair of heavy 9. Place the blade on the adapter such that the side 5 gloves or use a heavy rag to hold the of the blade marked “Bottom” (or with part number) blade. faces ground when the mower is in the operating position. Make sure th
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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 (or any) labels from mower for any reason. � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 13 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �
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23 35 1 6 13 10 7 8 11 16 14 15 9 39 17 12 34 27 26 32 19 33 22 19 20 25 20 38 25 40 37 21 26 22 28 37 3 24 5 29 4 31 18 36 14
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8 Ref. Part No. Description Ref. Part No. Description 1 747-1161A Control Handle 24 731-0981A Hubcap: Radial Spoke Gray Illustrated 2 736-0451 Saddle Washer 25 738-0507B Shoulder Bolt Parts List 3 736-0524B Blade Bell Support 26 687-02077A Pivot Arm Assembly - RH Front 4 710-1044 Hex Bolt Pivot Arm Assembly - LH Rear 5 747-0710 Hinge Pin 687-02076A Pivot Arm Assembly - LH Front 6 749-1092A Upper Handle Pivot Arm Assembly - RH Rear 7 710-1205 Rope Guide 27 687-02179 Handle Bracket Assembly RH 8
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MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD LLC with respect to e. MTD does not extend any warranty for products sold or new merchandise purchased and used in the United States, its posses- exported outside of the United States, its possessions and sions and territories. territories, except those sold through MTD’s authorized channels of export distribution. “MTD” warrants this product against defects in material and workmanship f. Replacement
