Page 1
Operator's Manual 15" 40V MAX* Lithium-Ion Cordless Brushless Mower CLMF4015K Save this manual for future reference * Maximum initial battery workload voltage (measured without a workload) is 40 volts. Nominal voltage is 36 volts. Battery Model Number is 40LB4023-C Charger Model Number is 40LFC17-ETL Read all safety rules and instructions carefully before operating this tool.
KNOW YOUR LAWN MOWER 12-13 ASSEMBLY 14-19 BATTERY PACK AND CHARGER 20-22 O P E R AT I O N 2 3 - 2 5 MAINTENANCE 26-30 ENVIRONMENTALLY SAFE BATTERY DISPOSAL TROUBLESHOOTING 32-33 ® LAWNMASTER WARRANTY EXPLODED VIEW PARTS LIST NOTES 37-38...
IMPORTANT SAFETY INSTRUCTIONS INTRODUCTION This product has many features for making its use more pleasant and enjoyable. Safety, performance, and dependability have been given top priority in the design of this product making it easy to maintain and operate. WARNING This symbol indicates important safety instructions.
IMPORTANT SAFETY INSTRUCTIONS all safety instructions could result in serious injury or death. ■ Do not operate the equipment while under the influence of alcohol or drugs. ■ Use lawn mower for the correct purpose. Do not use lawn mower for any job except that for which it is intended.
Page 6
IMPORTANT SAFETY INSTRUCTIONS ■ Thoroughly inspect the area where the equipment is to be used and remove all stones, sticks, wires, bones, and other foreign objects. ■ Never attempt to make a wheel height adjustment while the motor is running. MAINTENANCE AND STORAGE ■...
Page 7
IMPORTANT SAFETY INSTRUCTIONS that is suitable for one type of battery pack may create a risk of fire when used with another battery pack. ■ Do not charge battery in a damp or wet location. Following this rule will reduce the risk of electric shock.
Page 8
IMPORTANT SAFETY INSTRUCTIONS ■ A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack. ■ Charge the battery at the normal charging temperature between 40°F (4°C) and 100°F (38°C). FCC COMPLIANCE ■...
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 Direct Current Type or a characteristic of current Amperes Current...
Page 10
SYMBOLS SYMBOL NAME DESIGNATION/EXPLANATION Keep hands and feet Danger: Keep hands and feet away. away Cutting Width Cutting diameter. Lithium-Ion Battery Designates that this tool is in compliance with lithium- Recycling ion battery recycling program requirements. Do not dispose of battery packs in rivers or immerse Keep Away From Water in water.
Page 11
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.
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 15
ASSEMBLY WARNING If any parts are damaged or missing do not operate this product until the parts are replaced. Failure to heed this warning could result in serious personal injury. Do not attempt to modify this product or create accessories not recommended for use with this product.
Page 16
ASSEMBLY 2. Insert the lower handle into the bolts on the lawn mower housing. Let the lower handle adjust to the desired operating position. There are two possible positions. Fasten the handle by placing the washer over the support pin, followed by the locking knob and turn the locking knob clockwise to tighten. Do not use excessive force;...
Page 17
ASSEMBLY Grass Collection Bag Sleeve Metal Frame Fig. 6 Fig. 5 INSTALLING AND REMOVING THE GRASS COLLECTION BAG NOTE: The safety flap is spring operated. Ensure you have a firm grip when opening and closing to avoid personal injury. Installing the grass collection bag: 1.
Page 18
ASSEMBLY Removing the grass collection bag: 1. Lift the rear safety flap and hold it in position. 2. Lift the grass collection bag by its handle, and unhook the grass collection bag from the mower. 3. Release the rear safety flap. NOTE: Under normal usage, bag material is subject to wear.
Page 19
ASSEMBLY INSTALLING / REMOVING THE BATTERY PACK WARNING If any parts are broken or missing, do not attempt to attach the battery pack to the mower or operate the mower until the broken or missing parts are replaced. Failure to do so could result in serious injury. Do not connect the battery and/or the safety key before the product is completely assembled.
BATTERY PACK AND CHARGER BATTERY CHARGING ® 1. Use only with 40V LawnMaster battery chargers. The battery charger supplied is specifically designed for the lithium-ion battery used in this tool. 2. Check the power voltage! Battery chargers operate on 120V.
Page 21
BATTERY PACK AND CHARGER The indicator lights on the charger show the charger status: SYMBOL INDICATOR LIGHTS STATUS Red, continuous. Connected to power supply . Green, blinking. Charging. (flashing frequency: 1Hz) Green, blinking. Battery is overheated. (flashing frequency: 2Hz) Green, continuous. Fully charged.
Page 22
BATTERY PACK AND CHARGER CHARGING THE BATTERY PACK Fig. 12 WARNING If any part of the charger is missing or damaged, do not operate it! Replace the charger with a new one. Failure to heed this warning could result in possible serious injury. Check the voltage! The voltage must comply with the information on the rating label.
Page 23
OPERATION WARNING Do not allow familiarity with this type of product to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. WARNING Always wear safety goggles or safety glasses with side shields when operating this product. Failure to do so could result in objects being thrown into your eyes, resulting in possible serious injury.
Page 24
OPERATION GENERAL OPERATION Check the product, its power cord and accessories for damage before each use. Before use, please ensure all power connections are in good working order prior to installing the power key and battery. If damage is present or observed, please stop and have mower serviced before use. Do not use the product if it is damaged or shows wear.
Page 25
OPERATION MOWING ON A SLOPE (Fig. 16) 1. Slopes are a major factor related to slip and fall accidents that can result in severe injury. Mowing on slopes requires extra caution. If you feel uneasy on a slope, do not mow it. For your safety, do not attempt to mow slopes greater than 15 degrees.
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. GENERAL MAINTENANCE Avoid using solvents when cleaning plastic parts.
Page 27
REPLACING THE MOWER BLADE NOTE: Remove safety key and battery before performing any maintenance! ® NOTE: Only use identical replacement blades. LawnMaster mower blade replacement part # 111177128. 1. Stop the motor and allow the blade to come to a complete stop.
Page 28
MAINTENANCE Wooden Block Blade Fig. 17 Fig. 18 SHARPENING THE BLADE For best mowing performance, the mower blade must be kept sharp. A dull blade does not cut grass evenly and overloads the motor. Under normal circumstances, sharpening the blade twice during the mowing season is usually sufficient.
Page 29
MAINTENANCE Fig. 19 Fig. 20 STORING THE MOWER 1. Remove mower safety key and battery. 2. Turn mower on its side and clean grass clippings that have accumulated on the underside of the mower deck. 3. Wipe the mower clean with a dry cloth. 4.
Page 30
MAINTENANCE CLEANING THE MOWER WARNING To reduce the risk of electric shock, do not expose the mower to water. WARNING Do not at any time make any maintenance to the lawn mower without first stopping the motor and removing the safety key and battery pack. The underside of mower deck should be cleaned after each use as grass clippings, leaves, dirt and other debris will accumulate causing rust and corrosion.
ENVIRONMENTAL SAFE BATTERY DISPOSAL The following toxic and corrosive materials are in the batteries used in this battery pack: lithium-ion, a toxic material. WARNING All toxic materials must be disposed of in a specific manner to prevent contamination of the environment.
TROUBLESHOOTING Suspected malfunctions are often due to causes that the user can fix themselves. Therefore check the product using this section. In most cases the problem can be solved quickly. WARNING Only perform the steps described within these instructions! All further inspection, maintenance and repair work must be performed by an authorized service center or a similarly qualified specialist if you cannot solve the problem yourself! Problem Possible Cause...
Page 33
TROUBLESHOOTING High grass and low cutting height. Rear of Mower is hard to push. Raise the cutting height. mower housing and blade dragging in heavy grass. The cutting blade is not Tighten the blade bolts. assembled securely. Sharpen and balance the blade Mower vibrates overly The blade is not balanced.
PARTS LIST Key Number Drawing Number Description Quantity Upper motor cover assembly Lower motor cover assembly PCB board assembly Reduction gear box assembly 111309102 Rear wheel assembly (7.87'') 111005107 Rear wheel cap Cable clamp Deck 111309104 Front wheel assembly (5.51'') 111005107 Front wheel cap 111155102...
Need help?
Do you have a question about the CLMF4015K and is the answer not in the manual?
Questions and answers
I need a replacement safety key for model number CLMF4015K, cordless lawn mower
The safety key for the LawnMaster model CLMF4015K cordless lawn mower is located inside the battery pack compartment of the mower.
This answer is automatically generated