Related Manuals for Bad Boy BMZ4219BG
Summary of Contents for Bad Boy BMZ4219BG
- Page 1 MZ SERIES MODELS ZERO-TURN MOWER OWNER’S OPERATOR SERVICE MANUAL For additional information, please see us at www.badboymowers.com ©2022 10-1...
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Page 2: Table Of Contents
TABLE OF CONTENTS Basic Information ..................... Section 1 Page 4 Bad Boy Safety Guidelines ..................Section 2 Page 5 Operation ......................... Section 3 Page 9 Maintenance ......................Section 4 Page 10 Storage and Transportation ..................Section 5 Page 10 Troubleshooting and FAQ ..................Section 6 Page 11 Controls ........................ - Page 3 063-5002-00 Pre-cleaner Pre-cleaner 063-4026-00 063-1005-00 063-5003-00 Briggs Kohler Fuel Filter 063-6000-00 063-5001-00 Briggs Kohler Spark Plug 015-8000-00 015-8000-00 10W-30 Motor Oil - Bad Boy Synthetic Blend Motor Oil Recommended. -See engine manual for oil capacities. Motor Oil 085-6015-00 PAGE 3...
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Page 4: Basic Information
If an evaporative emission control system component does fail in a manner that would cause the equipment to no longer meet the requirements of 40 CFR 1060 within the first two years Bad Boy Inc. will replace the defective component. Your evaporative emission control system may include parts such as fuel tanks, fuel lines, carbon canisters, fuel caps, valves, vapor hoses, clamps, or connectors. - Page 5 SECTION 2: MOWER SAFETY GUIDELINES Never allow untrained people to operate this mower. It is the owner’s responsibility to get training and see to it that anyone who has permission to use your mower receives the proper training. Do not mow around people. The factory discharge chute is designed to deflect debris downward, but it could be possible for debris to be thrown in a way that can cause damage to people or property.
- Page 6 SETTING DECK HEIGHT 2.23 If your mower is equipped with an actuator motor, raise the deck using the raise /lower switch. Refer to section 7 (Controls). When the deck is raised, set the desired height with the deck height control dial, then lower deck with the raise / lower switch.
- Page 7 TOWING Maximum towing weight: 200lbs Maximum towing weight @ 5° slope (any orientation): 170lbs Towing is not recommended and cautioned against at any grade that is greater than 5 ° Max tongue weight: 42” and 48” = 40lbs, 54” = 45lbs. 2.43 Tow only with a mower that has a hitch specifically designed for towing.
- Page 8 SAFETY INTERLOCK SYSTEM Your Bad Boy mower is equipped with a safety interlock system. This system is designed to prevent property damage and severe injury or death to the operator and bystanders. These interlocks are essential and must be tested before each use.
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Page 9: Operation
The mower could lose traction on a decline or tip backwards on an incline. 3.15 Once you become comfortable with your Bad Boy Mower you will notice your overall mowing time will decrease. Avoid operating your mower on side hills of over 5 degrees, inclines of over 10 degrees, and declines of over 15 degrees. -
Page 10: Maintenance
SECTION 4: MOWER MAINTENANCE Interval Every 50 Every 100 Every First 8 Daily Hours or Hours or Section Hours Annually* Annually* Hours Maintenance Check and add engine oil Section3 Section 2 (Pump) Check all belts for proper alignment 6 (Deck) Check tire pressure and wheel lug nuts Section 5... - Page 11 SECTION 6: Q: How do I prevent an uneven cutting pattern and increase the quality of cut? A: Check tire pressure, check blade sharpness (replace blades or sharpen at least once per year or when needed), make sure blades are tightened properly, check spring and belt tension, check the underside of the deck to ensure the mower deck is free of grass build-up and debris, make sure your mower is at full throttle, and vary your mowing pattern each time you cut your grass.
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Page 12: Controls
SECTION 7: CONTROLS Ignition Switch: Bad Boy mowers have a three-position ignition switch: off, run, and start. With the key inserted, rotate it clockwise to START position and release the key when the engine starts. The switch will automatically return to the RUN position. -
Page 13: Moving Inoperable Mower
SECTION 8: MOVING INOPERABLE MOWER Hopefully, you’ll never need to use this section of the manual. However, if you do, use extreme caution when moving the mower! You should never try to push or pull the mower by hand. This could cause serious bodily injury. -
Page 14: How To Choose The Right Blade
Should you want more information on special application or aftermarket blades, please contact the companies the companies that manufacture the blade.. NOTE: Customers that use blades that are not Bad Boy blades are placing themselves at risk. The use of unapproved blades may void any or all warranty for both mower and engine. -
Page 15: Mowing Tips
MOWING TIPS: • Mow header strips at the ends of the lawn and around flower beds first. Make them wide enough that you can turn the mower around in the already mown section. Then mow back and forth between these header strips overlapping each lap by about 1/8 the width of the mower’s deck. -
Page 16: Service Section
SERVICE SECTION SECTION 11: HYDROSTATIC SYSTEM TRANSAXLE BYPASS The hydrostatic system on MZ models is a sealed non-serviceable transaxle system, so no maintenance is required. Under the rear of the mower, you will find the two rods shown in Fig. 4. These neutral bypass rods serve as a neutral for moving the mower while the engine is not running. - Page 17 SECTION 12: DRIVE BELT Shown in Fig. 7 is the pump belt tensioner. Using a 3/4" wrench, tightening the two jam nuts on the right side will increase the belt tension. Fig. 7 Pump Belt Spring Tension Adjustment The tension should be adjusted so that there is between 60 to 65 lbs. of tension on the belt and recheck belt tension after half an hour.
- Page 18 This mower has an oil drain hose installed on the engine to allow for easier oil changes. Reference section 4 for the oil change interval and the engine’s service manual for oil quantity. Bad Boy 10W-30 synthetic blend engine oil is recommended for maximum protection. Fig. 9...
- Page 19 FUEL The fuel filter is located in the fuel line. Reference section 4 for the recommended replacement interval for the fuel Fig. 11 filter. Prior to the removal of the old filter, note the direction of fuel flow as indicated on the filter. Always use new fuel line clips.
- Page 20 AIR CLEANER The air cleaner is the engine’s only defense against Fig. 13 damaging foreign particles. It is very important that the air cleaner element is inspected prior to each use. Remove Air Filter Cover the element and tap its sides in order to remove debris. Do not blow the filter out using compressed air.
- Page 21 SPARK PLUG Fig. 14 CHANGING THE SPARK PLUGS AND CHECKING THE Rear Cover SPARK PLUG GAP Bolts Reference engine owner’s manual for spark plug locations In order to access the spark plugs it is recommended to remove the rear engine cover. This can be accomplished by removing the four Location of Items May carriage bolts using a 1/2”...
- Page 22 "bypass" a fuse in any way. Doing so creates a significant fire hazard and can cause severe damage to the mower's electrical components. If a fuse is repeatedly blowing, contact your Bad Boy dealer. Battery Main Fuse Terminals...
- Page 23 ELECTRICAL SYSTEM (CONTINUED) Battery voltage should be between 13.6 – 14.5 volts dc with engine at full throttle. Battery voltage should be 12 volts dc minimum with engine off. If you are having issues starting your mower ensure the signal wire is connected to your starter solenoid. See Fig.
- Page 24 ELECTRICAL SYSTEM (CONTINUED) WIRING DIAGRAM (For a larger version of the below diagram please visit badboymowers.com and click the parts manuals section) Fig. 22 PAGE 24...
- Page 25 SECTION 15: CASTER AND WHEEL To access the recessed front fork nuts, remove the dust cap by prying gently using a flat-head screwdriver. Once cap is removed, a 1 7/16” socket will be needed for top nut. You will need to secure the bolt with a 1 1/2" wrench.
- Page 26 SECTION 17: CUTTING DECK Fig. 29 Remove DECK BELT REMOVAL Pulley Cover Remove ignition key. Belt Route Raise the deck to its highest position. Decal Remove the pulley covers. While lifting up on the belt (as shown in Fig. 30), rotate the pulley until the belt is free of the pulley.
- Page 27 1/2 hour of cutting time. Use a belt tension gauge to ensure the proper tension. Your dealer or service center will have a belt tension gauge or you can purchase one through the Bad Boy Mowers parts department at 866-622-3269 Fig.
- Page 28 The deck pitch is achieved by Fig. 37 measuring from the cutting edge of the blade to the ground. Bad Boy recommends having a ¼” pitch down in the front measured from the cutting edge of the blade. Adjustments can be made by Place 2x4’s with...
- Page 29 Hand Thread Wrench with mowing deck to keep the blade from turning. Use a 15/16" socket and Bad Boy recommends an and Extension impact wrench capable of and output torque of at least 220 ft-lbs. A box wrench and extension can be used, though component damage potential may be increased.
- Page 30 STRIPING KIT (Optional on some models) The rubber flap can be adjusted up or down based on your desired result. Type of grass, height of cut, condition of grass, and type of blade all have an effect on striping. During deck leveling make certain the deck is sitting on the 2x4’s and not on the striping rubber. Fig.
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Page 31: Maintenance Log
MAINTENANCE LOG Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours: Performed: Date: Hours:... - Page 32 NOTES:_______________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ PAGE 32...
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Page 33: Limited Warranty
1. WHAT THIS WARRANTY COVERS, AND FOR HOW LONG: Bad Boy, Inc. will, at its option, repair or replace, without charge, any part covered by the warranty which is found to be defective in material and/or workmanship for two (2) years or (200) hours* after the date of sale to the original retail purchaser unless the product is used for commercial, industrial, or rental purposes, in which case the Bad Boy MZ mower will carry no warranty, whatsoever. - Page 34 BAD BOY, INC. 102 INDUSTRIAL DRIVE BATESVILLE, AR 72501 WWW.BADBOYMOWERS.COM Technical Support: ............techsupport@badboymowers.com Warranty: ................warranty@badboymowers.com Parts: ..................partsdept@badboymowers.com WARRANTY REGISTRATION Ensure selling dealership has registered mower within 30 days of purchase to validate warranty. Please record your serial number, date of purchase and dealership information for your records.
- Page 35 NOTES: __________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________...
- Page 36 Bad Boy, Inc. 102 Industrial Drive Batesville, Arkansas 72501...