CDM1H HAND-HELD CORE DRILL — COMPONENTS

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Figure 3. CDM1H Components

1. Hand-GripThe CDM1H uses a plastic hand grip to guard against possible electric shock. When drilling, hold this grip firmly.

2. Reset Button – In the event of an overload press this button. Allow a sufficient amount of time for the electric motor (windings) to cool down before pressing the reset button.

3. Electric Motor Brush Covers (2) – Insert tip of a flat blade screwdriver into slot on brush cover, turn counter- clockwise and remove cover to gain access to brushes.

4. Stock Release Adjustment Screw – This screw provided tension for the trigger release spring. Adjust the screw for the desire amount of spring tension.

5. Adjustable Stock – This stock slides back and forth and is adjustable. It is provided for operator comfort.

6. Stock Release Lever – To release the stock and set in position. Squeeze trigger lever and hold, pull back and set in desired position, then release lever.

7. Rubber Shoulder Pad – Place this pad against your shoulder or other parts of your body when drilling. Its purpose is to reduce shock and vibration.

8. Drill Body The electric motor and associated components are contain inside the drill body.

9. AC Power Cord – Plug this 16 ft. (4.87 meters) power cord into a 115 VAC grounded type receptacle. NEVER remove the ground pin from the plug. This will defeat

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the ground circuit and greatly increase the possibility of electrical shock.

10. Detachable Rubber Handle – Insert the detachable rubber handle into the desired port. Tighten securely.

11. Handle Port – The CDM1H has 3 handle ports.

12. Wrenches – These wrenches (27 mm and adjustable) are used to install and remove the core drill bits.

13. Main Shaft – Attach core drill bit to this shaft.

14. Water Shut-offValveTurn this valve downward to let water flow and up to stop.

15. Water Tube/Adapter – Connect this tube/adapter to a water source. Typically a garden hose.

16. Grease Plug– Using a 5 mm hex wrench, remove this plug to add lubrication grease. DO NOT over fill.

17. ON/OFFTrigger– Squeeze this trigger to start the drill, and release to stop.

18. Core Drill Bit– Place bit onto main shaft and tighten securely. Contact MQ sales department for the core drill bit that best fits your application.

19. Adapter – 1-1/4" X 7 female to 18 mm male thread for wet drilling bits from 1-1/2 inch diameter and above.

20. Adapter – M18 female to 5/8"-11 male.

PAGE 12 —CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV. #6 (09/08/10)

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Multiquip manual CDM1H HAND-HELD Core Drill Components