Mathey Dearman CGM Cold Cutting System User Manual
Page 10
10
Figure 2
– Positioning of the wheels for various pipe diameters and cutting depths.
4. SAFETY DEVICES
4.1 ACCIDENT PREVENTION RULES
In order to prevent accidents and promote employee safety, those who operate or perform maintenance on the
Pneumatic or Hydraulic Cutting and Beveling Machine should follow these standard safety procedures:
A. The operator of the CGM-1 should wear appropriate clothing, safety goggles, gloves, shoes and other attire suitable
for the working environment and ambient temperature.
B. The machine operator and all the personnel who work around the machine must wear safety glasses for eye
protection while the machine is in operation,
C. All machine operators and personnel, who work around the machine, must use noise- dampening headset. This is
noted on the label located on the machine.
D. The two (2) Lifting Cables with Spring Clips supplied with the CGM-1 Machine, should be used to lift the machine.
E. A lift having the appropriate capacity must be used to move the CGM-1, due to approximate weight of the Air Motor
Drive Version - 137kg (302lbs.) and Oil Motor Drive Version - 144kg (317lbs).
F. The CGM-1 Machine should be attached to the appropriate lift before releasing the Drive Chain Tension to remove
CGM from the pipe.
G. Check all Hose Connections between the CGM-1 Power Supply Unit prior to using machine because of the high
pressure involved.
Wheel Position
Nominal
Pipe Size
Chain Length
Wheel Position, Cutter
Rotation & Machine
Direction
Wheel
Setting
In / mm
In / mm
3 & 4
6 / 152
42 / 1065
3 & 4
8 / 203
47 / 1192
3 & 4
10 / 254
55 / 1395
3 & 4
12 / 305
61 / 1547
3 & 5
14 / 356
63 / 1598
3 & 5
16 / 408
69 / 1750
3 & 5
18 / 457
76 / 1918
2 & 5
20 / 508
82 / 2070
2 & 5
24 / 610
92 / 2335
2 & 5
30 / 762
114 / 2892
2 & 5
32 / 810
116 / 2940
2 & 6
36 / 914
137 / 3476
2 & 6
40 / 1016
144 / 3650
2 & 6
42 / 1067
156 / 3950
1 & 6
48 / 1200
165 / 4180
1 & 6
54 / 1400
183 / 4648
1 & 6
60 / 1500
214 / 5435
1 & 6
72 / 1800
244 / 6197
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