YARDMAX YB4628 Operator's Manual
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YARDMAX YB4628 Operator's Manual

Single-stage snow thrower
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Save This Manual for Future Reference
Single-Stage Snow thrower
Operator's Manual
MODEL NUMBER
YB4628
SERIAL NUMBER
PURCHASE DATE
Both model number and serial
number may be found on the
main label. You should record
both of them in a safe place for
future use.

FOR YOUR SAFETY

READ AND UNDERSTAND THE ENTIRE MANUAL BEFORE OPERATING MACHINE
Tame the Great Outdoors
TM
30230US25M100.indd 1
2016/9/3 11:04:13

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  • Page 1: For Your Safety

    Save This Manual for Future Reference Single-Stage Snow thrower Operator’s Manual MODEL NUMBER YB4628 SERIAL NUMBER PURCHASE DATE Both model number and serial number may be found on the main label. You should record both of them in a safe place for future use.

  • Page 2: Table Of Contents

    Up for the job? YARDMAX is. When looking for outdoor power equipment (OPE) to get the job done right, at the right price, YARDMAX delivers the perfect combination of performance and practicality. YARDMAX has a solution that’s right for you.
  • Page 3 California to cause cancer and birth defects or other reproductive harm. DISCLAIMER YARDMAX reserves the right to discontinue, change, ENVIRONMENTAL and improve its products at any time without notice or obligation to the purchaser. The descriptions and...

  • Page 4: Specifications

    SUPPORT Have questions about your YARDMAX equipment? Call us at 844-YARDMAX, email us at support@yardmax.com, or contact us via your favorite social media site. SPECIFICATIONS Model number Yb4628 Clearing Width 18" Engine YARDMAX Displacement 87 cc Start Type Recoil Auger Diameter 8"...

  • Page 5: Symbols

    Single-Stage Snow blower Operator’s Manual » SyMBOLS The rating plate on your machine may show symbols. These represent important information about the product or instructions on its use. Do not remove or tamper with the Read these instructions carefully. protection and safety devices. Wear eye protection.

  • Page 6: Safety

    SAFETY GENERAL SAFETY RULES Wear appropriate hearing protection. UNDERSTAND YOUR MACHINE Read this manual and labels affixed to the machine to understand Always keep hands and feet away from all moving parts during its limitations and potential hazards. operation. Moving parts can cut or crush body parts. be thoroughly familiar with the controls and their proper Always keep hands and feet away from all pinch points.
  • Page 7 Single-Stage Snow blower Operator’s Manual » ENGINE SAFETY Keep grounded conductive objects, such as tools, away from exposed, live electrical parts and connections to avoid sparking or This machine is equipped with an internal combustion engine. arcing. These events could ignite fumes or vapors. Do not use on or near any unimproved, forest covered, or brush covered land unless the exhaust system is equipped with a spark Always stop the engine and allow it to cool before filling the fuel...
  • Page 8 SPECIFIC SAFETY RULES Do not operate without wearing adequate winter outer garments. Stay alert for hidden hazards or traffic. Do not use the machine on a roof. Do not overload machine capacity by attempting to clear snow at too fast of a rate. Do not run the engine indoors, except when starting the engine and for transporting the snow thrower in or out of the building.

  • Page 9: Contents Supplied

    Single-Stage Snow blower Operator’s Manual » COnTEnTS SUPPlIED Your YARDMAX snow thrower comes partially assembled and contains the following: HARDWARE KIT 1. Main Machine 8. Hardware Kit, Including 2. Handlebars ST6.3 X 25 3. Discharge Chute 4. Directional Chute Control Handle M8 X 45 5.

  • Page 10: Assembly

    ASSEMblY This snow thrower was partially assembled at the factory. To assemble your machine follow the below instructions. DISCHARGE CHUTE Do not overtighten the screws; otherwise you may 1. Align the screw holes and the pin holes with the plastic studs in damage the discharge chute and prevent it from the chute base with the holes in the lower chute.
  • Page 11 Single-Stage Snow blower Operator’s Manual » HANDLEBAR RECOIL STARTER 1. Align the holes in the handlebars and the holes in the lower 1. Slowly pull the recoil starter handle up towards the eye bolt. handle. note Figure 3a below that the handle must face 2.

  • Page 12: Know Your Machine

    KnOW YOUR MACHInE FEATURES AND CONTROLS Auger Clutch Cable Adjuster Link Recoil Start Handle Fuel Filler Cap Chute Handle Chute Deflector Discharge Chute Auger Scraper Blade Belt Cover Throttle Control Lever Primer Safety Ignition Switch Oil Drain Plug Engine Oil Fill Cap w/Dipstick Know your Machine 30230US25M100.indd 11 2016/9/3 11:04:16...
  • Page 13 Single-Stage Snow blower Operator’s Manual » DISCHARGE CHUTE To disengage the auger, release the auger clutch. Grasp the chute handle and rotate the discharge chute to the left or right. A tension plate holds the chute in the desired position. Figure 7b Figure 6 Figure 7c...
  • Page 14 CHOKE SCRAPER BLADE Engage choke by rotating lever to ClOSED position When the snow thrower is on a level surface the whenever you are starting a cold engine. As engine wheels, scraper blade, and auger should all contact warms up, gradually rotate the choke to the OPEn the surface.
  • Page 15 Single-Stage Snow blower Operator’s Manual » AUGER CLUTCH The auger will not turn unless the auger clutch is engaged. The auger must stop within 5 seconds after the auger clutch is released. The clutch cable must contain some slack when Spring Cover you disengage the clutch lever for the auger to stop properly.

  • Page 16: Operation

    OPERATION STARTING AND STOPPING THE ENGINE Slightly overlap each successive path to ensure all snow will be removed. Before starting the engine, check engine oil level and For large areas, start in the middle and throw snow to each side, so ensure the engine is maintained as described in the snow is not cleared more than once.

  • Page 17: Maintenance

    Single-Stage Snow blower Operator’s Manual » MAInTEnAnCE At the end of the season or if the Snow thrower will not be used for ENGINE 30 days longer, follow the storage instructions below. Refer to the Engine Operator’s Manual. 1. Run the engine until the fuel lines and carburetor are empty and it stops due to lack of fuel.
  • Page 18 4. With the help of another pushing down the belt tension idler to keep the idler bracket away from the auger pulley, use two Belt Keeper screwdrivers to pry the auger pulley as shown, so that auger pulley becomes loose and away from the axle. (See Figure 10c) Figure 10e 8.

  • Page 19: Troubleshooting

    Single-Stage Snow blower Operator’s Manual » TROUblESHOOTInG Problem Cause Remedy 1. Choke not in CHOKE position 1. Move choke to CHOKE position 2. Engine not primed 2. Prime engine as instructed in this manual 3. Engine is flooded 3. Wait a few minutes before restarting, do not prime 4.
  • Page 20 Problem Cause Remedy Auger fails to stop within 5 seconds Auger clutch cable out of adjustment Adjust auger clutch cable. after auger clutch is released 1. Discharge chute clogged. 1. Unclog discharge chute 2. Auger jammed 2. Remove debris or foreign object from auger 3.

  • Page 21: Parts Diagram

    Single-Stage Snow blower Operator’s Manual » PARTS DIAGRAM Parts Diagram 30230US25M100.indd 20 2016/9/3 11:04:20...
  • Page 22 PARTS LIST Description QTY. Description QTY. bearing Cup Roller bushing Bolt M8x25 Key A5x18 Rubber Auger Support base Plate Bolt M6x25 Chute Adapter Flange locknut M8 Auger Reinforcing Plate Auger Shaft Support Plate Right Bearing 6203-2RS Screw ST8x16 Bolt M6x16 Shroud Assembly Scraper blade Screw ST6.3x19 Flange locknut M6...
  • Page 23 Single-Stage Snow blower Operator’s Manual » Description QTY. Description QTY. Discharge Chute Arc Washer 6 Bolt M8x45 Recoil Start Handle bracket Thick lock nut M6 lower Handle Parts List 30230US25M100.indd 22 2016/9/3 11:04:20...
  • Page 24 Tame the Great Outdoors 1850 W Winchester Rd, Suite 106 Libertyville, IL 60048 844-YARDMAX info@yardmax.com (844-927-3629) 30230US25M100.indd 23 2016/9/3 11:04:20...

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