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4

20.

Use only accessories that are recom-
mended by the manufacturer for your
model.

 Accessories that may be suitable for

one tool may create a risk of injury when
used on another tool.

SERVICE

21.

Tool service must be performed only by
qualified repair personnel.

 Service or main-

tenance performed by unqualified personnel
may result in a risk of injury.

22.

When servicing a tool, use only identical
replacement parts. Follow instructions in
the Maintenance section of this manual.

Use of unauthorized parts or failure to follow
Maintenance instructions may create a risk of
shock or injury.

SPECIFIC SAFETY RULES

USB027-5

DO NOT let comfort or familiarity with product (gained from
repeated use) replace strict adherence to circular saw safety
rules. If you use this tool unsafely or incorrectly, you can suffer
serious personal injury.

1.

DANGER! Keep hands away from cutting
area and blade. Keep your second hand
on auxiliary handle or motor housing. 

If

both hands are holding the saw, they cannot
be cut by the blade.

Keep your body positioned to either side
of the saw blade, but not in line with the
saw blade. 

KICKBACK could cause the saw

to jump backwards. (See “Causes and Oper-
ator Prevention of Kickback”)

Do not reach underneath the work. 

The

guard can not protect you from the blade
below the work. Do not attempt to remove cut
material when blade is moving.
CAUTION: Blades coast after turn off. Wait
until blade stops before grasping cut material.

2.

Check lower guard for proper closing
before each use. Do not operate saw if
lower guard does not move freely and
close instantly. Never clamp or tie the
lower guard into the open position. 

If saw

is accidentally dropped, lower guard may be
bent. Raise the lower guard with the Retract-
ing Lever and make sure it moves freely and
does not touch the blade or any other part, in
all angles and depths of cut.

To check lower guard, open lower guard by
hand, then release and watch guard closure.
Also check to see that Retracting Lever does
not touch tool housing. Leaving blade
exposed is VERY DANGEROUS and can
lead to serious personal injury.

3.

Check the operation and condition of the
lower guard spring. If the guard and the
spring are not operating properly, they
must be serviced before use. 

Lower guard

may operate sluggishly due to damaged
parts, gummy deposits, or a buildup of debris.

4.

Lower guard should be retracted manually
only for special cuts such as “Pocket
Cuts” and “Compound Cuts.” Raise lower
guard by Retracting Lever. As soon as
blade enters the material, lower guard
must be released. 

For all other sawing, the

lower guard should operate automatically.

5.

Always observe that the lower guard is
covering the blade before placing saw
down on bench or floor. 

An unprotected,

coasting blade will cause the saw to walk
backwards, cutting whatever is in its path. Be

Summary of Contents for 5621D

Page 1: ... A L WARNING For your personal safety READ and UNDERSTAND before using SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE w w w m a k i t a t o o l s c o m Cordless Circular Saw Equipped with Electric Blade Brake 165 mm 6 1 2 MODEL 5621D ...

Page 2: ...your work area clean and well lit Cluttered benches and dark areas invite acci dents 2 Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes Model 5621D Blade diameter 165 mm 6 1 2 Max Cutting depth at 90 54 mm 2 1 8 at 45 38 mm 1 1 2 No load speed RPM 2 600 min Overall length 364 ...

Page 3: ...he tool in unexpected situations 11 Use safety equipment Always wear eye protection Dust mask non skid safety shoes hard hat or hearing protection must be used for appropriate conditions Tool Use and Care 12 Use clamps or other practical way to secure and support the workpiece to a stable platform Holding the work by hand or against your body is unstable and may lead to loss of control 13 Do not f...

Page 4: ...attempt to remove cut material when blade is moving CAUTION Blades coast after turn off Wait until blade stops before grasping cut material 2 Check lower guard for proper closing before each use Do not operate saw if lower guard does not move freely and close instantly Never clamp or tie the lower guard into the open position If saw is accidentally dropped lower guard may be bent Raise the lower g...

Page 5: ...dge of the blade can dig into the top surface of the wood causing the blade to climb out of the kerf and jump back toward the operator Kickback is the result of tool misuse and or incorrect operating procedures or conditions and can be avoided by taking proper precau tions as given below Maintain a firm grip on the saw and posi tion your body and arm in a way that allows you to resist KICKBACK for...

Page 6: ... speed so that the blade cuts without slowing 12 Be aware that this tool is always in an operating condition because it does not have to be plugged into an electrical out let 13 Use extra caution when cutting damp wood pressure treated lumber or wood containing knots Adjust speed of cut to maintain smooth advancement of tool without decrease in blade speed 14 Adjustments Before cutting be sure dep...

Page 7: ...t be sure that the lower telescoping guard has closed and the blade has come to a complete stop 20 Some material contains chemicals which may be toxic Take caution to prevent dust inhalation and skin contact Follow mate rial supplier safety data SAVE THESE INSTRUCTIONS WARNING MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury SYMBOLS U...

Page 8: ...those of plug on charger b That extension cord is properly wired and in good electrical condition c That wire size is at least as large as the one specified in the table below 9 Do not operate charger with damaged cord or plug replace them immediately 10 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 11 Do not d...

Page 9: ...void storing battery cartridge in a container with other metal objects such as nails coins etc 3 Do not expose battery cartridge to water or rain A battery short can cause a large current flow overheating possible burns and even a breakdown 6 Do not store the tool and Battery Car tridge in locations where the temperature may reach or exceed 50 C 122 F 7 Do not incinerate the Battery Cartridge even...

Page 10: ...t is not being inserted correctly Charging 1 Plug the battery charger into the proper AC voltage source The charging light will flash in green color 2 Insert the battery cartridge so that the plus and minus terminals on the battery cartridge are on the same sides as their respective markings on the battery charger Insert the cartridge fully into the port so that it rests on the charger port floor ...

Page 11: ...e high capacity battery charger If the charging light flashes alternately in green and red color charging is not possible The terminals on the charger or battery cartridge are clogged with dust or the battery cartridge is worn out or damaged Trickle charge Maintenance charge If you leave the battery cartridge in the charger to prevent spontaneous discharging after full charge the charger will swit...

Page 12: ...el cutting Loosen the clamping screw on the bevel scale plate on the front of the base Set for the desired angle 0 50 by tilting accordingly then tighten the clamping screw securely Sighting For straight cuts align the A position on the front of the base with your cutting line For 45 bevel cuts align the B position with it Switch action CAUTION Before inserting the battery cartridge into the tool ...

Page 13: ...tridge is removed before carrying out any work on the tool Removing or installing saw blade CAUTION Be sure the blade is installed with teeth pointing up at the front of the tool Use only the Makita wrench to install or remove the blade To remove the blade press the shaft lock so that the blade cannot revolve and use the wrench to loosen the hex bolt counterclockwise Then remove the hex bolt outer...

Page 14: ...workpiece to be cut without the blade making any contact Then turn the tool on and wait until the blade attains full speed Now simply move the tool forward over the workpiece surface keeping it flat and advancing smoothly until the sawing is completed To get clean cuts keep your sawing line straight and your speed of advance uniform If the cut fails to properly follow your intended cut line do not...

Page 15: ...NCE CAUTION Always be sure that the tool is switched off and the battery cartridge is removed before attempting to perform inspection or maintenance Adjusting for accuracy of 90 cut vertical cut This adjustment has been made at the factory But if it is off adjust the adjusting screw with a hex wrench while squaring the blade with the base using a triangular rule try square etc 1 Clamp screw 2 Rip ...

Page 16: ...r local Makita service center for repair To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts EN0001 1 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 Re...

Page 17: ...sk of injury to persons Only use accessory or attachment for its stated purpose If you need any assistance for more details regarding these accessories ask your local Makita service center Carbide tipped saw blades Rip fence Guide rule Hex wrench 5 Various type of Makita genuine batteries and chargers Plastic case Combination General purpose blade for fast and smooth rip crosscuts and miters ...

Page 18: ...Memo 18 ...

Page 19: ...Memo 19 ...

Page 20: ...Memo 20 ...

Page 21: ...21 First Class Postage Required Post Office will not deliver without proper postage Makita U S A Inc 14930 Northam Street La Mirada CA 90638 5753 Fold Cut ...

Page 22: ...ability Power Other Design Features Size Price Makita Brand 5 Any comments MAIL THIS PORTION Your answers to the following questions are appreciated BE SURE TO COMPLETE THE CUSTOMER S PORTION OF THIS FORM AND RETAIN FOR YOUR RECORDS DATE PURCHASED MODEL NO SERIAL NO INTL LAST NAME COMPANY NAME STREET ADRESS CITY STATE AGE ZIP CODE PHONE AREA CODE STATUS Married SEX M F Single MONTH DAY YEAR Under ...

Page 23: ... St Louis MO 63126 2221 314 909 9889 NEBRASKA 4129 S 84th St Omaha NE 68127 402 597 2925 NEVADA 3375 S Decatur Blvd Suites 22 24 Las Vegas NV 89102 702 368 4277 NEW JERSEY 251 Herrod Blvd Dayton NJ 08810 1539 609 655 1212 NEW YORK 4917 Genessee Street Cheektowaga NY 14225 716 685 9503 OREGON 828 19th Avenue N W Portland OR 97209 503 222 1823 PENNSYLVANIA 1704 Babcock Blvd Pittsburgh PA 15209 412 8...

Page 24: ...one of Makita s Factory or Authorized Service Centers If inspection shows the trouble is caused by defective workmanship or 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...

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