Tweco GCM-6000 Gas Control - Manual (Page 17)

Manual 0-2641 11 INSTALLATION PROCEDURES
SECTION 3:
INSTALLATION
PROCEDURES
3.01 Introduction
This Section describes installation of the Gas Control and
Optional Secondary Water Control Modules. These in-
structions apply to these Modules only; installation pro-
cedures for the Plasma Power Supply, Arc Starter Box and
Torch are given in Manuals specifically provided for those
units.
The complete installation consists of:
1. Site Selection
2. Unpacking
3. Installing Gas Control and Optional Secondary
Gas/Water Flow Control Module
4. External Cable and Hose Connections
5. Operator Training
3.02 Site Location
Select a clean, dry location with good ventilation and ad-
equate working space around all components.
Review the safety precautions in the front of this manual
to be sure that the location meets all safety requirements.
3.03 Unpacking
Each component of the system is packaged separately and
protected with a carton and packing material to prevent
damage during shipping. Components are packaged as
follows:
A. Gas Control Components
Gas Control Module components are packaged separately
and include:
• Gas Control Module
• Instruction Manual
B. Other Equipment and Accessories
Items such as Plasma Cutting Power Supply and Torch
are ordered and packaged separately from the Gas Con-
trol components.
C. Unpacking Procedure
1. Unpack each item and remove all packing material.
2. Locate the packing list(s) and use the list to identify
and account for each item.
3. Inspect each item for possible shipping damage. If
damage is evident, contact your distributor and/or
shipping company before proceeding with system
installation.
3.04 Installation - General
WARNING
Disconnect primary power to the plasma cutting
system before installating the Gas Control.
The installation of the Gas Control Module requires
mounting the Gas Control Module and connecting all re-
quired cables and hoses.
The installation instructions are divided into Sub-Sections
for the component to be installed. The Sub-Sections are
as follows:
Section 3.05 Mounting Installation
Section 3.06 External Cable And Hose Connections
Section 3.07 Optional Secondary Gas/Water (H
2
O)
Flow Control Installation
Section 3.08 Gas Connections
The Gas Control Module and external cable/hose instal-
lations are the same for all systems.
3.05 Mounting Installation
The Gas Control Module must be installed in a suitable
location where it is easily accessible to the system opera-
tor. There are four holes provided in the base of the Gas
Control Module to be used for mounting the unit. The
unit must be mounted to a flat horizontal surface.
NOTE
The unit must be mounted so that the Flowmeters
are plumb. If the Flowmeters are not plumb, in-
correct flow indications may occur.
Install the Gas Control Module per the following proce-
dure:
1. Remove the four screws securing the Rear Panel to
the rear of the unit.
2. Remove the Rear Panel from the unit by pulling it
straight back from the unit.