Makita ROTARY HAMMER HR2420 Instruction Manual
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Makita ROTARY HAMMER HR2420 Instruction Manual

Makita ROTARY HAMMER HR2420 Instruction Manual

Rotary hammer 25 mm (1”)
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Rotary Hammer
25 mm (1")
MODEL HR2420
I N S T R U C T I O N
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
DOUBLE
INSULATION
M A N U A L
003095

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Summary of Contents for Makita ROTARY HAMMER HR2420

  • Page 1 Rotary Hammer 25 mm (1”) MODEL HR2420 I N S T R U C T I O N 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 DOUBLE INSULATION M A N U A L...

  • Page 2: Specifications

    SPECIFICATIONS Model Capacities No load speed (RPM) Blows per minute Overall length Net weight • Manufacturer reserves the right to change specifications without notice. • Specifications may differ from country to country. GENERAL SAFETY RULES (For All Tools) WARNING: Read and understand all instructions. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury.

  • Page 3: Personal Safety

    trician to install a polarized outlet. Do not change the plug in any way. Double insula- tion eliminates the need for the three wire grounded power cord and grounded power supply system. 5. Avoid body contact with grounded sur- faces such as pipes, radiators, ranges and refrigerators.

  • Page 4: Specific Safety Rules

    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- 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.
  • Page 5 5. Under normal operation, the tool is designed produce screws can come loose easily, causing a breakdown or accident. Check tightness of screws carefully before operation. 6. In cold weather or when the tool has not been used for a long time, let the tool warm up for a while by operating it under no load.

  • Page 6: Functional Description

    FUNCTIONAL DESCRIPTION 003108 1. Switch trigger 003116 1. Reversing switch lever 2. Switch trigger 003124 1. Action mode changing knob CAUTION: • Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool.

  • Page 7: Torque Limiter

    ASSEMBLY 003143 1. Side grip 2. Clamp Screw 003150 1. Bit shank 2. Bit grease Torque limiter The torque limiter will actuate when a certain torque level is reached. The motor will disengage from the output shaft. When this happens, the bit will stop turning. CAUTION: •...

  • Page 8: Depth Gauge

    003158 1. Bit 2. Chuck cover 003163 1. Bit 2. Chuck cover 003181 1. Clamp screw 2. Depth gauge 003186 1. Dust cup Insert the bit into the tool. Turn the bit and push it in until it engages. If the bit cannot be pushed in, remove the bit. Pull the chuck cover down a couple of times.

  • Page 9: Operation

    OPERATION 002449 1. Blow-out bulb 003219 1. Drill chuck assembly Hammer drilling operation Set the action mode changing knob to the Position the bit at the desired location for the hole, then pull the switch trigger. Do not force the tool. Light pressure gives best results.

  • Page 10: Maintenance

    To maintain product SAFETY and RELIABILITY, repairs, car- bon brush inspection and replacement, any other mainte- nance or adjustment should be performed by Makita Authorized or Factory Service Centers, always using Makita replacement parts.
  • Page 11 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.
  • Page 12 Memo...
  • Page 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...
  • Page 14 Paste 3. How did you learn about this product: Magazine From Dealer Newspaper Store Display Catalog 4. Most favored points are: Design Features Size Price Makita Brand MODEL NO. YEAR SERIAL NO. PHONE 20-29 30-39 40-49 Paste Paste Radio Exhibition...

  • Page 15: Factory Service Centers

    Date Purchased When you need service: Send complete tool (prepaid) to one Dealer’s Name & Address of the Makita Factory Service Centers listed, or to an Authorized Makita Service Center. Be sure to attach a letter to the outside of Model No.
  • Page 16 MAKITA LIMITED ONE YEAR WARRANTY 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.

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