DuraMax 338491 Owners Man
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DuraMax 338491 Owners Man

24 v cordless lawn mower
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TM
24 V CORDLESS

LAWN MOWER

O wner' s Man u a l
TOLL F R EE HELPLINE: 1 - 866 - 456 - 8934
W AR N I N G
W AR N I N G
Read all safety rules and operating instructions carefully before using this product.

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  • Page 1: Lawn Mower

    24 V CORDLESS LAWN MOWER O wner' s Man u a l TOLL F R EE HELPLINE: 1 - 866 - 456 - 8934 W AR N I N G W AR N I N G Read all safety rules and operating instructions carefully before using this product.

  • Page 2: Table Of Contents

    Tro u bl e s h o ot i ng W a r r a n t y 30-34 Exploded View/Parts List SPECIFICATIONS Model n u mb e r : 338491 Motor : 24 V Battery: 24 V, 20 Ah lead-acid No-load Speed: 3500 RPM Cutting Path: 20”...

  • Page 3: General Safety Rules

    GENERAL SAFETY RULES WARNING: READ AND UNDERSTAND ALL INSTRUCTIONS. Failure to follow all instructions listed below and on the machine may result in electric shock, fire, and/or serious personal injury. READ ALL INSTRUCTIONS ■ This cutting machine is capable of amputating hands and feet and throwing objects. Failure to observe all safety instructions could result in serious injury or death.

  • Page 4: Specific Safety Rules

    SPECIFIC SAFETY RULES ■ Do not operate the mower without the entire grass catcher, discharge guard, rear guard, or other safety protective devices in place and working. ■ Follow manufacturer’s instructions for proper operation and installation of accessories. Only use accessories approved by the manufacturer. ■...
  • Page 5 SPECIFIC SAFETY RULES SAFETY RULES FOR CHARGER ■ Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock. ■...

  • Page 6: Symbols

    SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the product better and safer. SYMBOL NAME DESIGNATION/EXPLANATION Volts Voltage Amperes Current Hertz Frequency (cycles per second)

  • Page 7: Save These Instructions

    SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING Indicates an imminently hazardous situation, which, if not DANGER: avoided, will result in death or serious injury. Indicates a potentially hazardous situation, which, if not WARNING: avoided, could result in death or serious injury.

  • Page 8: Know Your Lawn Mower

    KNOW YOUR LAWN MOWER POWER SWITCH ASSEMBLY HEIGHT ADJUSTMENT LEVER UPPER HANDLE LOWER HANDLE SIDE DISCHARGE COVER GRASS CATCHER MOTOR HOUSING SIDE DISCHARGE CHARGER DEFLECTOR MULCHING PLUG SWITCH Fig. 1...

  • Page 9: Grass Catcher

    KNOW YOUR LAWN MOWER The safe use of this product requires an understanding of the information on the product and in this operator’s manual as well as a knowledge of the project you are attempting. Before use of this product, familiarize yourself with all operating features and safety rules. (Fig.

  • Page 10: Assembly

    ASSEMBLY UNPACKING This product requires assembly. ■ Carefully remove the product and any accessories from the box. Make sure that all items listed in the packing list are included. ■ Inspect the product carefully to make sure no breakage or damage occurred during shipping.
  • Page 11 ASSEMBLY ASSEMBLING THE HANDLE WARNING: Never operate the mower without the proper safety devices in place and working. Never operate the mower with damaged safety devices. Failure to heed this warning can result in serious personal injury. ■ Remove any packing material which may be between the upper and lower handles for shipping purposes.
  • Page 12 ASSEMBLY INSTALLING SIDE DISCHARGE DEFLECTOR (Fig. 4) ■ Lift the side discharge door (1). ■ Align the grooves on the deflector (2) with the pins on the underside of the door. ■ Lower the deflector until the hooks on the mower deck are secured in the openings in the deflector.
  • Page 13 ASSEMBLY INSTALLING THE MULCHING PLUG (Fig. 5) NOTE: When using the mulching plug, do not install either the side discharge deflector or the grass catcher. ■ Lift the rear discharge door (1). ■ Grasp the mulching plug (2) by its handle and tilt at an approximate 15 degree angle. ■...
  • Page 14 ASSEMBLY INSTALLING THE GRASS CATCHER (Fig. 6) NOTE: When using the grass catcher, do not install either the side discharge deflector or the mulching plug. ■ Lift the rear discharge door (1). ■ Lift the grass catcher (2) by its handle and place under the rear discharge door so that the hooks on the grass catcher are seated on the door rod (3).
  • Page 15 ASSEMBLY CHARGING PROCEDURE (Fig. 7) Fig. 7 NOTE: The battery can be charged in or out of the mower. The charger that is supplied with this mower is a specially designed 2-stage charger. Step 1: The red light will light up during the recharge cycle. Step 2: The green light will light up when the battery is fully charged.

  • Page 16: Assembly

    ASSEMBLY BATTERY CAPACITY INDICATORS When you start the mower, the lights will indicate the battery’s capacity, according to the following chart. Green Green Green Yellow Red BCI switch Lights Capacity At Full capacity 3 Green Lights 2 Green Lights At 60% capacity At 45% capacity 1 Green Light Yellow Light...

  • Page 17: Operation

    OPERATION STARTING AND STOPPING (Fig. 8) To start the motor: 1. Remove the switch key (1). 2. Press and hold the Power button (2). This makes the Bail switch operational. 3. Pull the bail switch (3) upward to the handlebar to operate and release the Power button. To stop the motor: 1.
  • Page 18 OPERATION SETTING BLADE HEIGHT (Fig. 9) When shipped, the wheels on the mower are set to a low-cutting position. Before using the mower for the first time, adjust the cutting position to the height best suited for your lawn. The average lawn should be between 1-1/2 in. to 2 in. during cool months and between 2 in.
  • Page 19 OPERATION BATTERY USE & CARE ■ The battery that is supplied with this mower is a maintenance-free, sealed, 24 V storage battery. It can be tipped without danger of acid spillage. ■ For optimal performance, charge the battery every two weeks, even when it is not in use. ■...
  • Page 20 OPERATION SLOPE OPERATION (Fig. 10) WARNING: Slopes are a major factor related to slip and fall accidents that can result in severe injury. Operation on slopes requires extra caution. If you feel uneasy on a slope, do not mow it. For your safety, use the slope gauge included as part of this manual to measure slopes before operating this unit on a sloped or hilly area.
  • Page 21 OPERATION EMPTYING THE GRASS CATCHER (Fig. 11) ■ Lift the grass catcher by its handle and lift to remove from mower. ■ Empty grass clippings. ■ Lift the rear discharge door and reinstall the grass catcher as described earlier in this manual.

  • Page 22: Maintenance

    MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING: Always wear safety goggles or safety glasses with side shields during power tool operation or when blowing dust. If operation is dusty, also wear a dust mask.
  • Page 23 MAINTENANCE REPLACING THE CUTTING BLADE (Fig. 12-13) Since the mower is equipped with a sealed battery, the mower can be tipped for maintenance without the danger of acid spillage. NOTE: Only use identical replacement blades. ■ Stop the motor and remove the switch key. Allow blade to come to a complete stop. ■...
  • Page 24 MAINTENANCE SHARPENING THE BLADE (Fig. 14) For best mowing performance, the mower blade must be kept sharp. A dull blade does not cut grass evenly and over-loads the motor. Under normal circumstances, sharpening the blade twice during the mowing season is usually sufficient. However, if your lawn has sandy soil, more frequent sharpenings may be required.
  • Page 25 MAINTENANCE BALANCING THE BLADE (Fig. 15) When sharpening, care should be taken to keep the blade balanced. An unbalanced blade will cause excessive vibration when the mower is running. This vibration will eventually cause damage to the mower, especially the motor. To check the blade balance: ■...

  • Page 26: Storing The Mower

    MAINTENANCE STORING THE MOWER ■ Replace switch key for storage. ■ Turn mower on its side and clean grass clippings that have accumulated on the underside of the mower deck. ■ Wipe the mower clean with a dry cloth. ■ Check all nuts, bolts, knobs, screws, fasteners, etc., for tightness. ■...

  • Page 27: Battery Maintenance

    MAINTENANCE BATTERY MAINTENANCE It is recommended to charge the mower every 2 months for optimum performance when not in use. If the battery has been in storage for a long time without recharging, it will be in a low charge state. ENVIRONMENTALLY SAFE BATTERY DISPOSAL The following toxic and corrosive materials are in the batteries used in this grass trimmer battery pack: Lead, a toxic material.

  • Page 28: Troubleshooting

    TROUBLESHOOTING Problem Possible Cause Solution Adjust the height of the handle and Handle not in position. Carriage bolts not seated properly. make sure the carriage bolts are seated properly. Handle knobs not tightened. Tighten handle knobs. Battery is low in charge. Charge the battery.

  • Page 29: Warranty

    LIMITED TWO-YEAR WARRANTY DURAMAXX™ hereby warranties this product, to the original purchaser with proof of purchase, for a period of two (2) years against defects in materials, parts or workmanship. DURAMAXX™, at its own discretion will repair or replace any and all parts found to be defective, through normal use, free of charge to the customer.

  • Page 30: Exploded View/Parts List

    EXPLODED VIEW/PARTS LIST...
  • Page 31 EXPLODED VIEW/PARTS LIST Modle Num. Description 31301237-8 20´´ 24V deck 32201235 screw 34106236 rear enclosure 3410438 side discharge chute 3410338 side discharge cover 3320338 side discharge shaft 3420207 rubber bushing 3340237 torsion spring 3330637 side discharge bracket 3220136 bolt 33305222-1 height adjustment board (R) 3413039 cord guide...
  • Page 32 EXPLODED VIEW/PARTS LIST Model Num. Description 10 in. wheel assy.(L) 34202227-2 washer for wheel (white) 3320639 nut M6 3220537 pull spring 3340137-2 rear wheel axle 31102222 height adjustment bar 3303227-5 front wheel axle 31101222 washer for wheel (white) 3320237 screw 3220575 nut M6 3220439...
  • Page 33 EXPLODED VIEW/PARTS LIST...

  • Page 34: Exploded View/Parts List

    EXPLODED VIEW/PARTS LIST Model Num. Description 3220345 screw 26-1 34104229 battery Housing 26-2 32201229 screw 26-3 36501229 rubber cover for connector 26-4 3660239-1 2 X 12 V 20Ah SLA BATTERY 26-5 36502229 connector terminal 26-6 3050245 wire (blue) 26-7 3050145 wire (yellow) 26-8 3290575...

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