Makita UM140D User manual

Recycling the battery
The only way to dispose of a Makita battery is
to recycle it. The law prohibits any other
method
of disposal.
To recycle the battery:
1) Remove belt from the battery
2) Ship or take battery to your nearest Makita Factory Service Center or Distributor that
sells Makita lead batteries.
(Call your nearest Makita Service Center or Distributor to determine the location that
provides Makita lead battery recycling. See your local Yellow pages under
"Tools -
Electric". Please note that in somestatesa battery that has reached the end of life needs
to be provided at the time you purchase a new lead battery or else a deposit will be
charged on the purchase
of the new lead battery.)
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Effective cutting width No load speed
(RPM) Dimensions IL x W/ x H)
1,315 mm x 160 mm 245 mm
140 mm 15 112") 13,000 (51-25132'' x 6-5/16" :9-21!32")
MAKITA LIMITED ONE YEAR WARRANTY
Net weight
kg (2 Ibsl
Warranty Policy
Every Makita tool is thoroughly inspected and tested before leaving the factory. It is warranted to
be free of defects from workmanship and materials for the period of ONE YEAR from the date of
original purchase. Should any trouble develop during
this one-year period, return the COMPLETE
tool, freight prepaid, to one of Makita's Factory or Authorized Service Centers. If inspection shows
the trouble is caused by defectiveworkmanshipor material,Makita will repair (or at our option, replace)
without charge.
This Warranty does not apply where:
repairs have been made or attempted by others:
repairs are required because of normal wear and tear:
The tool has been abused, misused or improperly maintained;
alterations have been made to the tool.
The battery has not been charged uI"diately after purchase.
IN NO EVENT SHALL MAKITA BE LIABLE FOR ANY INDIRECT, INCIDENTAL OR CONSEQUENTIAL
DAMAGES FROM THE
SALE OR USE OF THE PRODUCT. THIS DISCLAIMER APPLIES BOTH
DURING
AND AFTER THE TERM OF THIS WARRANTY.
MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES, INCLUDING IMPLIED WAR-
RANTIES
OF "MERCHANTABILITY" AND "FITNESS FOR A SPECIFIC PURPOSE," AFTER THE
ONE-YEAR TERM OF THIS WARRANTY.
This Warranty gives you specific legal rights, and you may also have other rights which vary from
state
to state. Some states do not allow the exclusion or limitation of incidental or consequential
damages,
so the above limitation or exclusion may not apply to you. Some states do not allow limita-
tion
on how long an implied warranty lasts, so the above limitation may not apply to you.
Battery 122
Model DC122 Charger
Voltage Input output
12v AC 115V60Hz DC 12V
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Charging time
Approx 1
Hr
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Ma kita Corporation
3-11 -8, Sumiyoshi-cho,
Anjo, Aichi
446 Japan
883995 - 985
Makita battery 122 is a lead-acid battery. Be sure tofollow the
11 Always charge it immediately after purchase.
2) Always recharge it after use.
A 3) Be sureto charge it for approx. one week every six months,
CAUTION
If left uncharged, it may become unchargeable.
PRINTED IN JAPAN
1995 - 5 - N
following instructions to charge it.
wClen not using it for long periods.
BatterylPowered Grass Trimmer
140 mm (5-1/2") MO EL UMl4OD
140 mm (5-1/2") MO EL UMl40DST
ith Battery & Charger
INSTRUCTION MAN
Manufacturer reserves the right to change specifications without notice.
*Note. Snecifications mav differ from countrv to countrv.
WARN IN G
Read the important safety instructions
For your personal safety, READ and UNDERSTAND before using
Use only the Makita battery 121 or 122.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.

IMPORTANT
SAFETY INSTRUCTIONS
__
1 1 Name Plate
2 1 Screw M5x33
3 6 Tapping Screw 8T M4x16
4 1 Handle Set Wth Item 81
5 1 Inlet
6 1 Compression Spring 3
1 1 Lock.Off Button
8 1 Handle Set Wth Item 41
9 1 Makita Label
10 1 Square Nu1 M5
11 1 Side Handle
12 1 Switch Lever
13 1 Switch
14 1 PPRing17
15 1 Cord
16 1 Pipe Complete
17 1 Pan Head Screw M5x25 lWith Washer)
18 2 Hex Nul M5
19 1 Screw M5x2O
(For Gardening Appliances)
20 1
21 1
22 1
23 1
24 4
25 1
26 1
27 1
28 1
29 1
30 1
31 1
32 1
33 1
34 1
35 2
36 1
37 1
WARNING: WHEN USING ELECTRIC TOOLS, BASIC SAFETY
PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE
THE
RISK OF FIRE, ELECTRIC SHOCK, AND PERSONAL
INJURY, INCLUDING THE FOLLOWING:
READ ALL INSTRUCTIONS.
1.
2.
3.
4.
5.
6.
7.
8.
9.
IO.
11.
12.
13.
14.
2
Avoid Dangerous Environment - Don't use appliances in damp or wet
locations.
Don't
Use In Rain.
Keep Children Away
- All visitors should be kept ata distance from work area.
Dress Properly
- Do not wear loose clothing or jewelry. They can be caught
in moving parts.
Use of rubber gloves and substantial footwear is recom-
mended when working outdoors. Wear protective hair covering to contain
long hair.
Use Safety Glasses - Always use face or dust mask if operation is dusty.
Use Right Appliance - Do not useappliance for anyjob except that for which
it is intended.
Avoid Unintentional Starting
- Don't carry plugged-in appliance with finger
on switch.
Be sure switch is off when plugging in.
Don't grasp the exposed cutting blades
or cutting edges when picking up
or holding the appliance.
Don't
Force Appliance - It will do the job better and with less likelihood of
a
risk of injury at the rate for which it was designed.
Don't Overreach
- Keep proper footing and balance at all times.
Stay Alert -Watch what you are doing.
Use common sense. Do not operate
appliance when you are tired.
Store Idle Appliances Indoors
- When not in use. appliances should be stored
indoors in dry, and high
or locked-up place - out of reach of children.
Maintain Appliance With Care
- Keep cutting edge sharp and clean for best
performance and to reduce the
risk of injury. Follow instructionsfor lubricat-
ing and changing accessories. Inspect adapter cord periodically, and
if
damaged, have it repaired by an authorized service facility. Inspect exten-
sion cords periodically and replace if damaged. Keep handles dry, clean, and
free from oil and grease.
Check Damaged Parts - Before further useof the appliance, a guard or other
part that
is damaged should be carefully checked to determine that it will
MODEL UM140D Dec.-19-'94 US
'LiM ,& DESCRIPTION 'EM DESCRIPTION
Motor Housisng Set IWith Item 231
Motor 1D.C. 12 V I
0 Ring 42
Motor Housmng Set IWith Item 201
Tapping Screw BT M4x16
Pan Head Screw M4x14 (With Washer1
Safety cover
Hex. Nut M4
Blade Holder Complete
Retainer
Bearing BOX
Flat Washer 8
Ball Bearing 608DOW
Flat Head Screw M5r10
Tapping Screw BT 3x10
Wave Flat WasherWasher 8 8
Cap
15

Dec -19-'94 US
140 mm (5-1/2")
Model UM140D
BATTERY-POWERED GRASS TRIMMER
3 //
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
ck for alignment of
mounting, and any
r other part that is
authorized service
operate properly and perform its intended functio
moving parts, binding
of moving parts, break
other condition that may affect
its operation. A g
damaged should be properly repaired or replaced
center unless indicated elsewhere in this manual.
Keep guards in place and in working order.
Keep hands and feet away from rotating blades.
C
turn off.
Do not charge battery in rain, or in wet locations.
Do not use battery-operated appliance in rain.
Remove
or disconnect battery before servicing, cle
from the gardening appliance.
Do not dispose of the battery(ies)in a fire. The cel
local codes for possible special disposal instructi
Do not open or multilate the battery(ies1. Releas
and may cause damage to the eyes
or skin. It
Exercise care in handling batteries in order no
conducting materials such as rings, bracelets
conductor may overheat and cause burns.
lades coastafter
Remove foreign matters such as rocks, wire, bottl
the work area before cutting to prevent personal
appliance.
When stopping operation
or before carrying
blades in front and away from you.
Stopoperation immediately
if you notice anything a
appliance and disconnect the battery from the appl
appliance.
large sticks from
or damage to the
al.Switch off the
Then inspect the
14
iv
Note: The switch and other part configurations
may differ from country to country.
3

IMPORTANT SAFETY INSTRUCTIONS
ACCESSORIES
1.
2.
3.
4.
5.
6.
7.
8.
9.
IO.
11.
12.
4
FOR BATTERY & CHARGER
SAVE THESE INSTRUCTIONS - This manual
contains important safety and operating instructions for battery charger.
Before using battery charger, read all instructions and cautionary markings
on (1) battery charger,
(2) battery, and (3) product using battery.
CAUTION - To reduce risk of injury, charge only MAKITA battery 121 or
122. Other typesof batteries may burst causing personal injury and damage.
Non-rechargeable batteries can not be charged with this battery charger.
Do not expose charger to rain or snow.
Use of an attachment not recommended or sold by the battery charger
manufacturer may result in a
risk of fire, electric shock, or injury topersons.
To reduce risk
of damage to electric plug and cord, pull by plug rather than
cord when disconnecting charger.
Make
sure cord is located so that it will not be stepped on, tripped over,
or otherwise subjected to damage or stress.
An extension cord should not be used unless absolutely necessary.
Use of
improper extension cord could result in a
risk of fire and electric shock. If
extension cord must be used, make sure:
a. That pins on plug of extension cord are the same number, size, and shape
b. That extension cord is properly wired and in good electrical condition; and
c. That wire size is at least aslarge asthe one specified in the table below.
TABLE
1
RECOMMENDED MINIMUM AWG SIZE FOR
EXTENSION CORDS FOR BATTERY CHARGERS
as those of plug on charger;
I Length of Cord (Feet) I 25 I 50 I 100 I 150 I
AWG Size of Cord I 18 I 18 1 18 I 16 I
Do not operate charger with damaged cord or plug - replace them im-
mediately.
Do not operate charger if it has received a sharp blow, been dropped, or
otherwise damaged in any way; take it to a qualified serviceman.
Do not disassemble charger or battery; take it toa qualifiedserviceman when
service
or repair is required. Incorrect reassembly may result in a risk of
electric shock or fire.
To reduce risk of electric shock, unplug chargerfrom outlet before attempt-
ing any maintenance
or cleaning.Turning off controls will not reduce this risk.
CAUTION :
These accessories or attachments are recommended for use with your Makita tool specified in this
manual. The use of any other accessories or attachments might present a risk of injury to persons.
The accessories or attachments should be used only in the proper and intended manner.
0 Charger
Model DC122
0 Battery 122
0 Blade 0 Extension cord
13

MAINTENANCE
CAUTION :
Always be sure that the tool is switched off and the battery is disconnected from the tool
before attempting to perform inspection or maintenance.
Cleaning the cap and safety guard
After use, clean off the cap and safety
I
Safety guard
guard with a soft brush. Failure to clean
off the cap may cause difficulty installing
the blade.
I /-
Storage
Do not clean the tool, charger and/or battery with benzine, thinner or cleaning chemi-
cals. Cracks and discoloration may be caused.
To maintain product SAFETY and RELIABILITY, repairs, maintenance or adjustment
should be performed by Makita Authorized
or Factory Service Centers, always using
Makita replacement parts.
ADDITIONAL SAFETY RULES FOFq BATTERY
the Makita battery 122.
5. Do not charge inside a box or container of any kind
6. Do not short the battery:
3) Do not expose battery to water or rain.
4) Do not cut the adaptor cord.
away.
Replace
it with a new one.
release
of injurious material.
12 5

ADDITIONAL SAFETY RULES FOR CHARGER
1. The Makita charger Model DC122 is specifically designed to charge only
the Makita battery 121
or 122. Do not attempttocharge any other battery
with this charger.
2. Handle the charger carefully. Do not drop or strike it.
3. Never carry the charger by cord or yank it to disconnect from receptacle.
4. Keep cord from heat, oil, chemicals, and sharp edges.
5. Use only a power source of the same voltage asindicated onthe nameplate
6. Do not attempt to use a step-up transformer, an engine generator or DC
7. Charge the battery at a room temperature of 10°C (5OOF) - 4OoC (104OF).
8. Do not charge in place exposed to direct sunlight.
9. Do not allow the charger to get wet.
IO. Do not charge inside a box or container of any kind.
11. Do not charge near volatile, flammable material such asgasoline, paint, gas,
12. Do not charge on top of paper, carpet, vinyl sheeting, cloth materials, etc.
13. Do not allow anything to cover or clog the charger vents. Do not attempt
14. Do not charge in dusty place.
15. Stopcharging immediately if you notice anything abnormal. Ship or take the
charger and the battery toyour nearest Makita Service Center
or Distributor
for checking them.
of the charger when charging.
power receptacle.
adhesive, etc.
to insert anything into the vents.
16. Do not attempt to disassemble or make modifications to the charger.
17.
Do not put any metal objects or foreign matter into the inlet of the charger.
Short-circuit will occur, causing a burn injury and charger breakdown.
SAVE THESE INSTRUCTIONS.
Operation
Hold/support the tool firmly with the grip
and loop handle. Switch
ON only when the
blades are not contacting the ground. Cut
an even swath while swinging the
tool
from right to left, angling the cutting head
slightly while doing
so. When cutting grass
or weeds next to walls, curbs, sidewalks
and the like, move the
tool slowly and
smooth
I y a Io ng them.
Swith the tool
from right to left
6
11

Switch action
To prevent the trigger from being acciden-
tally pulled, a
lock-off button is provided.
To start the tool, push in the lock-off
button and pull the trigger. Release the
trigger
to stop.
Lock-off button I
Switch trigger I
CAUTION:
0 Before connecting the battery to the tool, always check to see that the switch trigger
0 Do not switch on the tool when someone is nearby or when the blades are contacting
actuates properly and returns to the “OFF” position when released,
the ground.
Connecting the battery to the tool
Connect the battery to the tool using the adaptor cord. To prevent the adaptor cord from
being accidentally disconnected, hook the cord to both strain relief hooks on the tool and
the battery.
//I Straight relief hook
Adaptor cord
I Strain relief hook
Carrying the battery
Hook the battery to your waist belt. If the
adaptor cord is
too long for your work, use
the band provided
to hold it when you coil
it shorter.
10
Charging
Connect the battery to the charger using the adaptor cord. Thc
power source. The charging light will illuminate and charging
ing light goes
out at a certain time, the charging is complete. UI
(Note: Refer to the table below for thecharging time.)
Charger DC122
Approx. 1 hour
AoDrox.
2 hours
Battery
121
Outlet
Batterv-, ,
Charger
CAUTION:
Always charge the Makita battery 122immediately after purc
.Always recharge the Makita battery 122after use.
If the Makita battery 122 has not been used for long periods,
time specified in the table above. (Example:
If it has not been i
it for approx. one week). Charging continues even after the ch,
battery is left uncharged for more than six months,
it may be
light does not come on within five minutes after you start the
be unchargeable. Ship
or take the charger and the battery to y
Center or Distributor for checking.
plug the charger into the
ill begin. When the charg-
llug the charger.
DC121
ox. 4 hours
Connector
Adaptor cord
light
ise.
large it for more than the
?d for six months, charge
ging light goes
out. If the
,me unchargeable.
If the
harging, the battery may
ur nearest Makita Service
7

Installing the safety guard (safety cover)
Install the safety guard on the motor hous-
ing as shown in the figure. Then secure the
safety guard with the screw.
Install the blades onto the pins.
Turn the cap and the blade retainer
clock-
wise until the pins fit into the holes in the
blade retainer with a
little click.
1 \ LScrewdriver
Safety guard
I
Installing the loop handle
Install the loop handle on the shaft at the
desired position. Then secure the loop
handle with the screw.
Adjusting the grip position
The grip position can be adjusted approx.
100 mm (3-15/16"). Loosen the clamp
screw and move the grip backward as de-
sired
for easy tool operation. Then tighten
theclamp screw
to secure the grip.
Loop handle
a Shaft
Id Grip
L
I Screw
Installing or removing the blade
CAUTION
:
Always be sure that the tool is switched off and the battery is disconnected form the tool
before installing or removing the blade.
Align the notches in the cap and the blade retainer. Turn the cap and the blade retainer
together counterclockwise
to release theblade retainer from the pins.
Align notches
I
Blade retainer A
NOTE :
A set of spare blades can be kept in the
storage area forthem inside the grip.
,Tighten
Blade Pin
U
I
:Spare blades
8 9