Tweco GC-3000 Gas Control - Manual (Page 15)

Manual 0-2477 11 INSTALLATION PROCEDURES
SECTION 3:
INSTALLATION
PROCEDURES
3.01 Introduction
This Section describes installation of the Gas Control Ac-
cessory. These instructions apply to the Gas Control Ac-
cessory only; installation procedures for the Plasma
Power Supply and Torches are given in Manuals specifi-
cally provided for those units.
The complete installation consists of:
1. Site Selection
2. Unpacking
3. Installing Gas Control Assembly
4. External Cable Connection
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 Accessory components are packaged sepa-
rately and include:
• Gas Control Assembly
• Cable
• 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 Accessory requires
mounting the Gas Control and connecting all required
cables.
The installation instructions are divided into Sub-Sections
for the component to be installed. The Sub-Sections are
as follows:
Section 3.05 Mounting Bracket Assembly Installa-
tion
Section 3.06 Gas Control Assembly Installation
Section 3.07 Installation With Merlin 3000 Systems
Section 3.08 External Cable Connection
Section 3.09 Gas Connections
The Gas Control Assembly and external cable installa-
tion is the same for all systems.
3.05 Mounting Bracket Assembly
Installation
The Mounting Bracket Assembly is used to mount the
Gas Control Assembly and must be installed in a suitable
location where it is easily accessible to the system opera-
tor. The unit can be mounted on top of or underneath a
mounting surface.
Install the Mounting Bracket Assembly per the following
procedure:
1. Select the mounting surface for the Mounting
Bracket.
2. Mount the bracket to the surface either on top of or
underneath the surface using four 1/4" bolts (not
supplied). It is recommended to use at least four
bolts to mount the bracket but a minimum of two
are required.