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CDM1H CORE DRILL • OPERATION AND PARTS MANUAL — REV. #7 (10/12/17) — PAGE 15
COMPONENTS
1.
Hand-Grip — The 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
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 Kit — MUST be attached to the drill and utilized
for all drilling operations. The female barb end is a
common Garden Hose thread, and the knife valve
should be adjusted to ensure a liberal flow of clean
water is provided to the core bit at all times.
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/OFF Trigger — 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.
Summary of Contents for CDM1H
Page 22: ...PAGE 22 CDM1H CORE DRILL OPERATION AND PARTS MANUAL REV 7 10 12 17 WIRING DIAGRAM ...
Page 23: ...CDM1H CORE DRILL OPERATION AND PARTS MANUAL REV 7 10 12 17 PAGE 23 NOTES ...
Page 26: ...PAGE 26 CDM1H CORE DRILL OPERATION AND PARTS MANUAL REV 7 10 12 17 NAMEPLATE AND DECALS ...
Page 35: ...CDM1H CORE DRILL OPERATION AND PARTS MANUAL REV 7 10 12 17 PAGE 35 NOTES ...