greenworks LMC420 21 Inch Brushless Self Propelled Lawn Mower Instruction Manual

June 6, 2024
Greenworks

greenworks

greenworks LMC420 21 Inch Brushless Self Propelled Lawn Mower

greenworks LMC420 21 Inch Brushless Self Propelled Lawn
Mower

DESCRIPTION

PURPOSE
This machine is used for domestic lawn mowing. The cutting blade must be approximately parallel to the ground. All four wheels must touch the ground while mowing.

OVERVIEW

1 Start button
2 Start handle
3 Self-propel drive lever
4 Upper handle
5 Lower handle
6 Grass catcher
7 Rear discharge flap
8 Height adjustment lever
9 Battery compartment flap
10 Mulch plug
11 Side discharge chute
12 Handle hole
13 Handle bolt
14 Handle nut
15 Handle pin
16 Grass catcher handle
17 Grass catcher hook
18 Door rod
19 Side discharge flap
20 Pivot
21 Safety key
22 Battery pack
23 Battery capacity indicator
24 Self-propel speed control
25 Blade bolt
26 Spacer
27 Blade
28 Battery release button
29 Turbo button
30 Headlight
31 Rubber edge guard

PACKING LIST
  1. Lawn mower
  2. Grass catcher
  3. Side discharge chute
  4. Manual

INSTALLATION

Warning:

  • Do not use accessories that are not recommended by the manufacturer.
  • Do not put in the safety key or the battery pack until you finalised the assembly of all the parts.
UNPACK THE MACHINE

Warning:

  • Make sure that you correctly assemble the machine before use.
  • If parts of the machine are damaged, do not use the machine.
  • If you do not have all the parts, do not operate the machine.
  • If parts are damaged or missing, contact the service center.
  1. Open the package.
  2. Read the documentation provided in the box.
  3. Remove all the unassembled parts from the box.
  4. Remove the machine from the box.
  5. Discard the box and packing material in compliance with local regulations.
UNPACKING AND HANDLE ASSEMBLY
  1. Place the mower upright in vertical position.
  2. Remove the packing material from the cable.
  3. Remove the rubber edge guard from the upper handle.
  4. Insert the upper handle into the lower handle.
  5. Put the bolts through the holes and tighten with the nuts.

Warning: Do not damage the cable while installing the upper handle.

UNFOLD THE LOWER HANDLE

1. Pull up on the handle holes to release the lower handles.
2. Fold the lower handle up until the handle pins lock into position.

INSTALL THE GRASS CATCHER

  1. Remove the mulch plug.
  2. Remove the side discharge chute.
  3. Open the rear discharge flap and hold it.
  4. Hold the grass catcher by its handle and engage the hooks on the door rod.
  5. Close the rear discharge flap.

INSTALL THE MULCH PLUG

  1. Remove the grass catcher.
  2. Open the rear discharge flap and hold it.
  3. Hold the mulch plug by its handle and fit it in the discharge chute.
  4. Close the rear discharge flap.

INSTALL THE SIDE DISCHARGE CHUTE

  1. Open the side-discharge flap and hold it.
  2. Line up the recesses of the side discharge chute below the pivot.
  3. Close the side-discharge flap.

SET THE BLADE/CUTTING HEIGHT
The machine can be set to different blade/cutting heights.

  1. Pull the height adjustment lever rearward to increase the blade/cutting height.
  2. Push the height adjustment lever forward to decrease the blade/cutting height.

INSTALL THE BATTERY PACK

  • If the battery pack or charger is damaged, replace the battery pack or the charger.
  • Stop the machine and wait until the engine stops before you install or remove the battery pack.
  • Read, know, and do the instructions in the battery and charger manual.

NOTE
The machine has an automatic switch function that lets the other battery work when the first cannot operate.

  1. Open the battery compartment flap.
  2. Align the lift ribs on the battery pack with the grooves in the battery compartment.
  3. Push the battery pack into the battery compartment until the battery pack locks into place.
  4. When you hear a click, the battery pack is installed.
  5. Close the battery compartment.

REMOVE THE BATTERY PACK

1. Remove the safety key.
2. Open the battery compartment flap.
3. Push and hold the battery release button.
4. Remove the battery pack from the machine.

OPERATION

WARNING
Wear eye protection during operation.

START THE MACHINE

  1. Make sure safety key is inserted into slot.
  2. Push and hold the start button.
  3. While you hold the start button, grab the start handles in the direction of the handle bar.
  4. Once the machine has started, you can release the start button.
  5. Press the Turbo button to speed up to 3,200RPM.

BATTERY CAPACITY INDICATOR

Lights Capacity
4 Green Lights The battery is above 80% capacity.
3 Green Lights The battery is between 80% and 60% capacity.
2 Green Lights The battery is at between 60% and 40% capacity.
1 Green Light The battery is between 40% and 20% capacity .
Lights go out The battery is less than 20% capacity and re- quires charging

immediately.

STOP THE MACHINE

Release the handle switch to stop the machine.

WARNING

  • Wait until the blade fully stops before you start the machine again. Do not quickly turn the machine off and on.
  • Always remove the safety key and battery pack after you complete the work.

OPERATE THE SELF-PROPEL DRIVE SYSTEM

  1. Start the machine.

  2. While you hold the start handles, grab either of the drive levers and pull towards the handle bar.

  3. Hold the start handles and the drive levers at the same time.

  4. Release either set of start handle and drive lever from the same side.

  5. Adjust the speed control with your free hand.
    • Slide the speed control button in the direction of the Rabbit Symbol to increase the speed.
    • Pull the speed control button in the direction of the Turtle Symbol to decrease the speed.

  6. Release the drive levers to close the self-propel system.

To engage the self-propel drive system while the mower is not running:

  • Press and hold the start button, then pull up on the drive lever.
  • Pull up on the drive lever, then press the start button.

LED HEADLIGHTS

  1. When the mower is ready to start, you may grab the start handle or the self-propel lever to turn on the LED headlights.
  2. Release the start handles and self-propel levers to turn off the headlights.

EMPTY THE GRASS CATCHER

1. Stop the machine.
2. Remove the safety key.
3. Remove the battery pack.
4. Open the rear discharge flap and hold it.
5. Hold the grass catcher by its handle and unhook it from the door rod.
6. Close the rear discharge flap.
7. Empty the grass catcher.

OPERATE ON SLOPES

WARNING

  • Do not mow on the slopes with incline more than 15°. If you are not comfortable, do not mow on a slope.
  • Please keep a low self-propelled speed when you mow on a slope.
  • Do not go up and down on a slope, mow across the face of the slope. Be careful when you change the direction on a slope.
  • Monitor the holes, ruts, rocks, and other hidden objects that can cause you to fall. Remove all obstacles such as rocks and tree limbs.
  • Make sure that your footing is stable. If you are out of balance, release the start handle immediately.
  • Do not mow near drop-offs, ditches, or embankments.

OPERATION TIPS

  • Do not try to override the operation of the start button or handle switch.
  • Do not tilt the machine when you start it.
  • Do not put hands or feet near or below the turning parts.
  • Keep the discharge chute clean.
  • Do not cut wet grass.
  • Higher blade height is necessary for new or thick grass.
  • Clean the bottom of the mower deck after each use.
  • Remove grass clippings, leaves, dirt, and other debris.

MAINTENANCE

WARNING

  • Remove the safety key and battery pack from the machine before maintenance.
  • Keep the motor and battery pack free from grass, leaves or too much grease.
  • Use only approved replacement parts.
  • Do not let brake fluids, gasoline, petroleum-based materials touch the plastic parts. Chemicals can cause damage to the plastic, and make the plastic unserviceable.
  • Do not use strong solvents or detergents on the plastic housing or components.
  • Recommended tightening torque (blade): 33-37 Nm.

GENERAL MAINTENANCE

  • Before each use, examine the machine for damaged, missing, or loose parts such as screws, nuts, bolts and caps.
  • Tighten correctly all the fasteners and caps.
  • Clean the machine with a dry cloth. Do not use water.

REPLACE THE BLADE

Warning

  • Use only approved replacement blades.
  • Wear heavy gloves or wind cloth around the blade when you touch the blade.
  1. Stop the machine.
  2. Make sure that the blades fully stop.
  3. Remove the safety key and battery pack.
  4. Turn the machine to its side.
  5. Use a piece of wood to prevent the movement of the blade.
  6. Remove the mounting screw and spacer with a wrench or socket.
  7. Remove the blade.
  8. Install the new blade. Make sure that the arrows engage the holes in the blade.
  9. Put in the mounting screw and spacer and tighten them.

STORE THE MACHINE

  • Remove the safety key.
  • Remove the battery pack(s).
  • Clean the machine before storage.
  • Make sure the motor is not hot when you store the machine.
  • Make sure that the machine does not have loose or damaged parts. If it is necessary, follow these instructions:
  • Replace the damaged parts.
  • Tighten the bolts.
  • Speak to a person at an approved service center.
  • Store the machine in a dry area.
  • Make sure that children cannot come near the machine.

VERTICAL STORAGE

  1. Remove the grass catcher.
  2. Remove the battery and safety key.
  3. Pull through the handle holes to fold away the handles.
  4. Lock the handles into position.
  5. Stand the machine on end and make sure that the brackets touch the floor.

TROUBLESHOOTING

Problem Possible cause Solution
The handle is not in position. The bolts are not engaged correctly. Adjust

the height of the handle and make sure that the knobs and bolts are aligned cor- rectly.
The machine does not start.| The battery ca- pacity is low.| Charge the battery pack.
The handle switch is defective.| Replace the handle switch.
The safety key is not put in.| Put in the safety key.
The machine cuts grass unevenly.| The lawn is rough.| Examine the mow- ing area.
The blade height is not set correctly.| Adjust the blade/ cutting height to a higher position.
Problem| Possible cause| Solution
---|---|---
The machine does not mulch correct- ly.| Wet grass clip- pings attach to the deck.| Wait until the grass dries before mowing.
The mulch plug is missing.| Install the mulch plug.
The machine is hard to push.| The grass is too tall, or the blade height is too low.| Increase the blade/ cutting height.
The grass catcher and the blade drags in thick grass.| Empty the grass clippings from the grass catcher.
There is a high vi- bration in the ma- chine.| The blade is un- balanced and worn.| Replace the blade.
The motor shaft is bent.| 1.    Stop the mo- tor.

2.    Remove the safety key and battery pack.

3.    Inspect for damage.

4.    Repair the ma- chine before you start it again.

The machine stops during mowing.| The blade height is too low.| Increase the blade/ cutting height.
The battery pack is out of power.| Charge the battery pack.
The grass clip- pings attach to the deck or the blade.| Remove the bat- tery pack and check the deck.
Operation temper- ature of the ma- chine is too high.| Cool the machine.

  • If you cannot find the solution to these problems, go to the service center.

TECHNICAL DATA

Voltage 60 V
No load speed 2800 / 3200 / min
Cut width 510 mm
Cut height 25 – 85 mm
Self-propelled speed 0,6 – 1,5 m/s
Grass catcher capacity 60 L
Weight (without battery pack) 29.5 kg
--- ---
Measured sound pressure level LPA= 87.9 dB(A) , K = 3 dB(A)
Guaranteed sound power lev- el LWA.d= 98 dB(A)
Vibration < 2,5 m/s2 , K = 1,5 m/s2
Battery model G60B2/G60B4 and other BAC series
Charger model G60UC and other CAC ser- ies
Double-insulated construc- tion
IPX IPX4

WARRANTY

(The full warranty terms and conditions can be found on Greenworks website )
The Greenworks warranty is 3 years on the product, and 2 years on batteries (consumer/private usage) from the date of purchase. This warranty covers manufacturing faults. A faulty product under warranty might be either repaired or replaced. A unit that has been misused or used in other ways then described in the owner’s manual might be rejected for warranty. Normal wear, and wear parts are not considered as warranty. The original manufacturer warranty is not affected by any additional warranty offered by a dealer or retailer.
A faulty product must be returned to the point of purchase in order to claim for warranty, together with the proof of purchase (receipt).

EC DECLARATION OF CONFORMITY

Name and address of the manufacturer:
Name: GLOBGRO AB Globe Group Europe
Address: Riggaregatan 53, 211 13 Malmö, Sweden
Name and address of the person authorised to compile the technical file:
Name: Peter Söderström
Address: Riggaregatan 53, 211 13 Malmö, Sweden
Herewith we declare that the product.
Serial number: See product rating label Year of Construction: See product rating label

  •  is in conformity with the relevant provisions of the Machinery Directive 2006/42/EC.
  • is in conformity with the provisions of the following other EC-Directives:
    • 2014/30/EU
    • 2000/14/EC & 2005/88/EC
    • 2011/65/EU & (EU)2015/863

Furthermore, we declare that the following parts, clauses of harmonised standards have been used:

EN 60335-1:2012, EN 60335-2-77:2010, EN
62233:2008, EN ISO 3744:1995, EN ISO 3744:2010, EN 55014-1:2006/+A1:2009/+ A2:2011, EN 55014-2:2015, ISO 11094:1991, IEC 62321-3-1:2013, IEC
62321-4:2013, IEC 62321-5:2013, IEC 62321-6:2015, IEC 62321-7-1:2015, IEC 62321-7-2:2017, IEC 62321-8:2017, EN 61000-3-2:2014, EN 61000-3-3:2013

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