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Makita HR4500C Instruction Manual
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Makita HR4500C Instruction Manual

Makita HR4500C Instruction Manual

45 mm (1-3/4") rotary hammer
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Download this manual See also: Instruction Manual, Manual
Rotarv Hammer
Capacities
Tungsten-carbide bit
1
Core bit
I
45 mm (1-3/4") MODEL HR4500C
No
load speed
Blows
Overall
Net
I R P M I
per
minute
1
length
I
weight
INSTRUCTION MANUAL
DOUBLE
INSULATION
SPECIFICATIONS
*
Manufacturer reserves the right
to
change specifications without notice.
*
Note: Specifications may differ from country t o country.
WARNING: For your personal safety, READ and UNDERSTAND before using
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.

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Summary of Contents for Makita HR4500C

  • Page 1 Manufacturer reserves the right Note: Specifications may differ from country t o country. WARNING: For your personal safety, READ and UNDERSTAND before using SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE. 45 mm (1-3/4") MODEL HR4500C load speed Blows I R P M I minute change specifications without notice.

  • Page 2: General Safety Rules

    GENERAL SAFETY RULES WARNING! Read and understand all instructions. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. SAVE THESE INSTRUCTIONS Work Area 1. Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents.
  • Page 3 Avoid accidental starting. Be sure switch tools w i t h your finger on the switch or plugging in tools that have the switch o n invites accidents. 12. Remove adjusting keys or wrenches before turning the tool on. A wrench or a key that is left attached t o a rotating part of the tool may result in personal injury.
  • Page 4 Specific Safety Rules 1. Hold tools by insulated gripping surfaces when performing an operation where cutting tool may contact hidden wiring or its o w n cord. Contact with a "live" wire will make exposed metal parts of the tool "live" and shock the operator.
  • Page 5 show The followings the symbols ./min LI=, SYMBOLS used tool. volts amperes herts alternating current no load speed Class Construction revolutions or reciprocation per minute number blow...

  • Page 6: Functional Description

    FUNCTIONAL DESCRIPTION Selecting action mode Rotation with hammering For drilling in concrete, masonry, etc., depress the lock button and rotate the change lever that the pointer points to symbol. Use tungsten carbide- tipped bit. Hammering only For chipping, scaling or demolition operations, depress the lock button and rotate the change lever that the pointer points to the scaling chisel, etc.
  • Page 7 Depress lock button change lever so that the pointer points to symbol. Then make sure that the bit is securely held in place by turning Side handle CAUTION: Use the side handle only when chipping, scaling or demolishing. Do not use it when drilling in concrete, masonry, etc.
  • Page 8 Switch action CAUTION: Before plugging in the tool, always check to see that the switch trigger actuates properly and returns to the "OFF" position when released. To start the tool, simply pull the trigger. Release the trigger to stop. Speedchange The revolutions and blows per minute can be adjusted just by turning the adjusting dial.
  • Page 9 indicator lamp The green power-ON indicator lamp lights up when the cator lamp is lit but the tool does not start, the carbon brushes may be worn out, or the electric circuit or the motor may be defective. If the indicator lamp does not light up and the tool does not start, the ON/OFF switch or the mains cord may be...
  • Page 10 If the bit cannot be pushed in, remove the bit. Pull the chuck cover down a couple of times. Then insert the bit again. Turn the bit and push it in until engages. After installing, always make sure that the bit is securely held in place by trying to pull it out.

  • Page 11: Operation

    OPERATION Hammer drilling operation Set the change lever to theufl symbol. Position the bit at the location for the hole, then pull the trigger. Do not force the tool. Light pressure gives best results. Keep the tool in position and prevent it from slipping away from the hole.

  • Page 12: Maintenance

    MAINTENANCE CAUTION: Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. Replacing carbon brushes When the resin insulating tip inside the car- bon brush exposed to contact the com- mutator, it will automatically shut off the motor.
  • Page 13 Lubrication CAUTION: This servicing should be performed by Makita Authorized or Factory Service Centers only. This tool required no hourly or daily lubrica- tion because it has a grease-packed lubri- cation system. It should be relubricated after every 6 months of operation. Send the...
  • Page 14 Wipe out the old grease inside and replace with a fresh grease (60 9). Use only Makita genuine hammer grease (optional accessory). Filling with more than the specified amount of grease (approx. 60 g) can cause faulty hammering action or machine failure.
  • Page 15 Side handle Part 13491 5-0 Side grip Part No. 13491 6-8 Depth gauge Part No. 248-4 tool use with your Makita a risk of Bit grease (100 g) Part 181 573-3 Hammer grease Part No. 181 490-7 Carrying case Part...
  • Page 16 MAKITA LIMITED ONE YEAR WARRANTY 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 o f ONE YEAR from the date of original purchase.