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MK -Manta I Owner's Operating Manual

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please record the serial number of
your drill in this block.
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For your one (1) year warranty to
be effective, complete the warranty
card (include the serial number) and
mail it in as soon as possible.
Model MK-Manta I
Core Drill
Owner's Manual
Parts List &
Operating
Instructions
CAUTION
READ SAFETY
AND GENERAL
INSTRUCTIONS
CAREFULLY
BEFORE USING
SAW FOR THE
FIRST TIME.
Manual Part No. 161115
Revision 03/05

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Summary of Contents for MK MK-Manta I

  • Page 1: Parts List

    For your one (1) year warranty to be effective, complete the warranty card (include the serial number) and mail it in as soon as possible. Model MK-Manta I Core Drill Owner’s Manual Parts List & Operating Instructions...

  • Page 2: Table Of Contents

    MK Diamond’s Manta I Core Drill - Operators Manual General Safety Instructions Safety Messages and Symbols Hazard Symbols Damage Prevention Messages Safety Labels Drill Features Motor Carraige, Column and Base Vacuum Base and Pump Water System Unpacking Assembly Main Assembly...

  • Page 3: General Safety Instructions

    For your own safety and protection, do not attempt to operate the drill until it is completely assembled and installed according to the instructions, and until you read and understand all safety and operating instructions.

  • Page 4: Safety Messages And Symbols

    MK Diamond Manta Core Drill, other property, or the environment, are preceded by the word notice. Notice: Your MK-Manta I Core Drill or other property could be damaged if you don’t follow instructions. Safety labels contain important safety information. Please read them carefully.

  • Page 5: Drill Features

    Water System Manta I Core Drilling Machine The MK-Manta I Core Drill is a powerful all-purpose drilling rig that is designed to drill holes, up to 12 inches in diameter (14 inches with the 2 inch spacer), in all types of concrete slabs, floors, walls, and ceilings. The Manta is designed for easy anchoring using masonry anchors.

  • Page 6: Unpacking

    Remove the Accessory Pack, Vacuum Pump and Manta Core Drill. Open the accessory pack and check each item with the contents list and illustration below, making certain that all items are accounted for and in good condition before discarding any packing material.

  • Page 7: Assembly

    Vacuum Base Gasket Final Assembly WARNING For your own safety and protection, do not attempt to operate this drill until it is completely assembled and installed according to these instructions, and until you understand the machines capabilities and the potential hazards associated with it.

  • Page 8: Drilling Operations

    The drill should be used on an electrical circuit, separate from other loads, and protected by a 30 amp circuit breaker. The MK-Manta I has been provided with a 20 Amp plug (NEMA 15-20) or a 30 Amp (NEMA 15-30) locking plug depending on the model.

  • Page 9: Securing The Rig

    B. Vacuum base. The MK-Manta I Core Drill Rig is equipped with a vacuum base. This base is designed to provide approximately 1800 pounds of total holding power.

  • Page 10: Drilling Speeds

    Milwaukee Milwaukee The MK-Manta I will operate in either a high or low gear speed. This speed combined with applied pressure provides the cutting action for the core bit. Speed selection and pressure are determined by hardness of material, aggregate size and grade of diamond core bit.

  • Page 11: Shear Pin And Clutch Protection

    Tighten only enough to remove the play. Do not over tighten. The MK-Manta I Core Drill uses either a shear pin or a friction clutch to protect the gear and motor against overload. The shear pin drives the outer portion of the drive spindle.
  • Page 12 9. When the cut is complete, keep the drill motor on and rotate the handle to bring the bit up out of the hole. The bit may become stuck if the motor is turned off before the bit is completely clear of the hole.

  • Page 13: Deep Drilling

    CAUTION Before performing any maintenance to the MK-Manta I, always unplug the unit from the electrical power source. Be sure the On-Off switches are in the Off position, after servicing, and before plugging the unit back in.

  • Page 14: Troubleshooting

    Replace with new bit Increase bit load Reduce RPM, or resharpen bit Break core, clean bottom of hole or reduce RPM and drill with increased bit load Clean bit face by sharpening methods such as drilling dry at low RPM in a concrete block 3/8”...

  • Page 15: Warranty Information

    Feed bit slowly when chattering begins. If within one (1) year from the date of purchase, this MK Diamond drill fails due to a defect in material or workmanship, MK will repair it, free of charge, by returning the unit to the dealer where it was purchased.

  • Page 16: Exploded View

    MANTA I COMBO EXPLODED VIEW AND PARTS LIST EXPLODED VIEW MANTA I Revision 03/05, Effective Date March 2, 2005...
  • Page 17 MANTA EXPLODED VIEW (cont...) MANTA I Revision 03/05, Effective Date March 2, 2005...
  • Page 18 MANTA EXPLODED VIEW (cont...) MANTA I Revision 03/05, Effective Date March 2, 2005...
  • Page 19 MANTA EXPLODED VIEW (cont...) MANTA I Revision 03/05, Effective Date March 2, 2005...

  • Page 20: Parts List

    PARTS LIST: Item Description Assembly, M1 Base, Vacuum Base, M1 Vacuum Screw, 1⁄2-13 x 3 1⁄2 Hex Hd. Cap, Full Thread Gasket, Neoprene Fitting, 1⁄4 MNPT x 3/8 Barb Wheel 6” Screw, 1/2 x 1 3/4 Socket Head Shoulder Washer, 1⁄2 SAE Flat Foot, Base Support Screw, 3/8-16 x 2 1⁄4 Hex Head Cap Washer, 3/8 SAE Flat...
  • Page 21 RTV Silicon Adhesive Sealant EB16 Cover, Toggle Switch Assembly, Column Manta, Core Drill Column (w/Gear Rack) Screw, 10-32 X 1⁄2 Socket Hd. Cap Washer, #10 Split Lock Screw M22 x 1.25 Jack Screw, 1/2-13 X 3 1⁄2 Hex Head Cap...

  • Page 22: Parts List

    Owner’s Manual, MK-Manta 1 Core Drill Card, Warranty MK Sell Sheet Assembly, Motor, Milwaukee 4094 Motor, Milwaukee 4094 - Shear Pin, 20A/120V Assembly, Motor, Milwaukee 4096 Motor, Milwaukee 4096 - Slip Clutch, 20A/120V Assembly, Motor, Milwaukee 4004 Motor, Milwaukee 4004 - Slip Clutch, 20A/120V...

  • Page 23: How To Order Repair Parts

    HOW TO ORDER REPAIR PARTS please have the following information ready before calling: SERIAL NUMBER OF YOUR SAW MODEL NUMBER OF SAW WHERE PURCHASED AND WHEN PART NUMBER PART DESCRIPTION all parts listed may be ordered from your local distributor or from mk diamond. If the part is not stocked locally, call our toll free number listed below and ask for our customer service department.

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