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INSTRUCTION MANUAL
Rotary Hammer
HR3520B
HR3850K
011484
DOUBLE INSULATION
IMPORTANT: Read Before Using.
1

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Summary of Contents for Makita HR3520B

  • Page 1 INSTRUCTION MANUAL Rotary Hammer HR3520B HR3850K 011484 DOUBLE INSULATION IMPORTANT: Read Before Using.
  • Page 2: Specifications

    ENGLISH (Original instructions) SPECIFICATIONS Model HR3520B HR3850K Tungsten-carbide bit 35 mm 38 mm Capacities Core bit 79 mm 118 mm No load speed (min Blows per minute 3,300 2,900 Overall length 400 mm 455 mm Net weight 6.6 kg 9.1 kg Safety class •...
  • Page 3 Do not use any Makita Corporation responsible adapter plugs with earthed (grounded) power manufacturer declare that the following Makita tools. Unmodified plugs and matching outlets will machine(s): reduce risk of electric shock. Designation of Machine:...
  • Page 4: Rotary Hammer Safety Warnings

    GEB007-7 of the power tool in unexpected situations. 16. Dress properly. Do not wear loose clothing or ROTARY HAMMER SAFETY jewellery. Keep your hair, clothing, and gloves WARNINGS away from moving parts. Loose clothes, jewellery or long hair can be caught in moving Wear ear protectors.
  • Page 5: Functional Description

    "ON" position. To start the tool, simply pull the switch trigger. Release the switch trigger to stop. Selecting the action mode (Not available for HR3520B) 004217 For maximum control and safer operation, always use 1. Change lever the side grip with this tool. The side grip swings around to 2.
  • Page 6: Operation

    The side grip can also be installed in the position shown prevent it from slipping away from the hole. in the figure. Remove the side grip from the grip base by Do not apply more pressure when the hole becomes turning the side grip counterclockwise.
  • Page 7: Maintenance

    and tap with a hammer to unscrew. Core bit (optional accessory) When using the center bit 1. Rod Screw the core bit on the adapter. Install the adapter with the core bit in the tool in the same manner as a drill bit. 1.
  • Page 8: Optional Accessories

    Run the tool for several minutes to warm it up. Switch off and unplug the tool. Remove the crank cap using a Makita lock nut wrench 35 (optional accessory). Rest the tool on the table with the bit end pointing upwards. This will allow the old grease to collect inside the crank housing.
  • Page 9 Rammer • Bushing tool • Hexagonal shank to various-Taper adapters • Core bit • Center bit • • Core bit adapter • Cotter (Drift key) • Hammer grease • Ground rod adapter • Bit grease • Blow-out bulb • Lock nut wrench35 •...
  • Page 12 Makita Corporation Anjo, Aichi, Japan www.makita.com 883660I1...

This manual is also suitable for:

Hr3850k

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