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4

21.

Check for misalignment or binding of
moving parts, breakage of parts, and any
other condition that may affect the tools
operation. If damaged, have the tool ser-
viced before using.

 Many accidents are

caused by poorly maintained tools.

22.

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

 Accessories that may be suitable for

one tool, may become hazardous when used
on another tool.

SERVICE

23.

Tool service must be performed only by
qualified repair personnel.

 Service or main-

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

24.

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
electric shock or injury.

USE PROPER EXTENSION CORD:

 Make sure your extension cord is in good condition.

When using an extension cord, be sure to use one heavy enough to carry the current your
product will draw. An undersized cord will cause a drop in line voltage resulting in loss of
power and overheating. Table 1 shows the correct size to use depending on cord length and
nameplate ampere rating. If in doubt, use the next heavier gage. The smaller the gage num-
ber, the heavier the cord.

SPECIFIC SAFETY RULES

USB002-2

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

1.

Hold tools by insulated gripping surfaces
when performing an operation where the
cutting tool may contact hidden wiring or
its own cord.

 Contact with a “live” wire will

make exposed metal parts of the tool “live”
and shock the operator.

2.

Always be sure you have a firm footing. 

Be

sure no one is below when using the tool in
high locations.

3.

Hold the tool firmly with both hands.
Always use the side grip.

Table 1: Minimum gage for cord

Ampere Rating

Volts

Total length of cord in feet

120 V

25 ft.

50 ft.

100 ft.

150 ft.

More Than

Not More Than

AWG

0

6

18

16

16

14

6

10

18

16

14

12

10

12

16

16

14

12

12

16

14

12

Not Recommended

Summary of Contents for HP2050F

Page 1: ...M A N U 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 2 Speed Hammer Drill MODEL HP2050F MODEL HP2051F DOUBLE INSULATION ...

Page 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 3 Keep bystanders children and visitors away while operating a power tool Distrac tions can cause you to lose control Model HP2050F HP2051F Speed High Low High Low Capacities Concrete 20 mm 3 4 20 mm 3 4 Steel 8 mm 5 16 13 mm 1 ...

Page 3: ...arts Loose clothes jewelry or long hair can be caught in moving parts 11 Avoid accidental starting Be sure switch is off before plugging in Carrying tools with your finger on the switch or plugging in tools that have the switch on invites accidents 12 Remove adjusting keys or wrenches before turning the tool on A wrench or a key that is left attached to a rotating part of the tool may result in pe...

Page 4: ...the current your product will draw An undersized cord will cause a drop in line voltage resulting in loss of power and overheating Table 1 shows the correct size to use depending on cord length and nameplate ampere rating If in doubt use the next heavier gage The smaller the gage num ber the heavier the cord SPECIFIC SAFETY RULES USB002 2 DO NOT let comfort or familiarity with product gained from ...

Page 5: ...h may be toxic Take caution to prevent working dust inhalation and skin contact Follow material 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 USD202 2 The followings show the symbols used for tool V volts A amperes Hz hertz alternating current no load speed Class II Const...

Page 6: ...Release the switch trigger to stop For continuous operation pull the switch trigger and then push in the lock button To stop the tool from the locked position pull the switch trig ger fully then release it A speed control screw is provided so that maximum tool speed can be limited variable Turn the speed control screw clockwise for higher speed and counterclockwise for lower speed Lighting up the ...

Page 7: ... chuck slightly in either direction and then turn the knob again CAUTION Use the speed change knob only after the tool comes to a complete stop Changing the tool speed before the tool stops may damage the tool Always set the speed change knob to the correct position If you operate the tool with the speed change knob positioned halfway between the I and II position the tool may be damaged Selecting...

Page 8: ...as it will go Tighten the chuck by hand Place the chuck key in each of the three holes and tighten clockwise Be sure to tighten all three chuck holes evenly To remove the bit turn the chuck key counterclockwise in just one hole then loosen the chuck by hand After using the chuck key be sure to return to the original position For Model HP2051F Hold the ring and turn the sleeve counterclockwise to o...

Page 9: ...irmly hold the tool by both side grip and switch handle during operations Failure to do so may result in the loss of control of the tool and potentially severe injury When drilling in concrete granite tile etc move the action mode changing lever to the position of symbol to use rotation with hammering action Be sure to use a tungsten carbide tipped bit Position the bit at the desired location for ...

Page 10: ... point of the bit in the indentation and start drilling Use a cutting lubricant when drilling metals The exceptions are iron and brass which should be drilled dry CAUTION Pressing excessively on the tool will not speed up the drilling In fact this excessive pressure will only serve to damage the tip of your bit decrease the tool performance and shorten the service life of the tool There is a treme...

Page 11: ...d be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts ACCESSORIES 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 Only use accessory or attachment for its stated purpose If you need any assistance fo...

Page 12: ...Memo 12 ...

Page 13: ...13 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 14: ...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 15: ...d 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 1509 412 8...

Page 16: ...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 been made to the tool I...

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