Mathey Dearman CGM Cold Cutting System - Manual (Page 8)

8
CONTROLS:
Two (2) separate Speed Control Valves are provided for the cutter rotation and direction. The Speed Controls are
separated for independent speed regulation of the Cutter and Machine Forward Speed. The first (lower) Speed Control
Valve governs the speed of the Cutter and the second (upper) Control Valve governs the Forwarding Motor Speed.
The upper “Forward-Stop-Backward” Control Lever controls the direction of the machine, around the pipe, while the
Lower Control Lever provides air or hydraulic power to the Cutting and Beveling Blades and Forwarding Motor.

Air Motor Drive Version has the Air Exhaust.

Oil Motor Drive Version has Closed Hydraulic Circuit.
STORAGE DEVICES:
For ease of transport, the machine comes with Steel Storage Case to protect the CGM-1 Machine,
Cutting and Beveling Blades and other accessories. It is painted with polyester resins for strong
environmental protection or heavy working conditions.
The Chain Driven Cold Cutting and Beveling Machine comes with:

Chain Extractor Block with Pin Extractor for segmenting chain.

Lifting Cable with Spring Clips for lifting and lowering the machine on or off the pipe.

Manual Blade Lubrication System

Blade Blanks used when only severing of the pipe is needed

4-Mesh Chain Connecting Link and Chain Pin, adapt chain to various diameters of pipe.

Quick Disconnects for quick and easy connection of the machine to Power Supply Unit.

“T” Handle for Blade Lowering/Raising Handle of the Cutting Blade to control depth of cut.

Wedges to keep the cut open during the final operation.

Blade Wrench.

Elbow Wrench with Bayonet.

Socket for Chain Tension Nut.

Torque Wrench to set the tension of the chain.

Hex Bit Impact Socket for installing the wheels in different positions.

Parts and Operating Manual.

Rugged Steel Storage Case
3. ACCESSORIES
The following accessories can be purchased for the CGM-1 “A” or “O” Machines:

Air or Hydraulic Hoses.

Center Cutters

Right and Left Beveling Cutters for 30°, 37 1/2°, compound bevels and “J”

Air Pressure Regulator with Condensation Extractor System and Lubricator for proper air treatment and pressure
regulation.

Automatic Double Mist Blade Lubrication System.

Air Compressor for Automatic Double Mist Blade Lubrication System.

Groove Wheel for Guide Track Applications.

Guide Tracks for pipes with an inclined angle up to 45° or for high precision cutting when required.

4-Mesh Chain for cutting diameters 8” (203mm) and up.
 Special Wheels required for 6” pipe.

Hand Oiler

Chip brush

Synthetic Coolant
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