Tweco 1000 Cutting Systems - Manual (Page 20)

INSTALLATION 3-2 Manual 0-2710
3.05 Connecting Torch
Depending on the system ordered connect the torch per
one of the following procedures.
A. Systems Without Optional Remote Arc
Starter
WARNING
Disconnect primary power at the source before dis-
assembling the torch or torch leads.
The Torch Leads must be properly installed to the
Power Supply for proper operation. Make all torch
connections to the Torch Bulkhead Panel as follows:
NOTE
Equipment ordered as a system will have the Torch
factory connected to the Power Supply.
1. Turn the two screw latches securing the front ac-
cess panel to the power supply front panel.
Bulkhead
Access
Panel
Screw
Latches
Torch Leads
Shield Stud
A-02684
Figure 3-2 Power Supply Front Access Panel
2. Open the Access Panel for access to the Torch Bulk-
head Panel.
CAUTION
This system is designed for use with the Maximizer
300 Torch only. Do not connect any other torch to
this power supply.
3. Remove the hardware attached to the power sup-
ply end of the leads assembly with a tie wrap.
4. Feed the connector on the end of the CNC Control
Cable through the rubber boot on the front panel of
the Power Supply (see NOTE).
NOTE
Feed the Control Cable through the rubber boot first
as there will not be enough space inside the rubber
boot for the connector if the Coolant and Gas Leads
have been fed through the rubber boot first.
5. Connect the CNC Control Cable connector to the
Control Cable connector on the Torch Bulkhead
Panel.
6. Feed the end of the Torch Leads through the rub-
ber boot.
7. Refer to the illustration. The Leads Assembly in-
cludes two leads shields; each shield includes two
ring-tongue connectors. Connect the Torch Leads
Shield Wires as follows:
a. Remove one nut and star washer from the torch
leads shield stud on the Torch Bulkhead Panel.
b. Place the ring lugs from the inner (RED) Torch
Leads Shield Wires over the shield stud on the
Torch Bulkhead Panel.
c. Secure the wires with the nut and star washer.
d. Place the ring lugs from the outer (GREEN /
YELLOW) Torch Leads Shield Wires over the
shield stud on the power supply chassis.
e. Use the nut and star washer previously re-
moved from the torch leads assembly to secure
the wires to the shield stud on the power sup-
ply chassis.
8. Connect torch coolant and gas leads to connectors
on the Torch Bulkhead Panel.
9. Close the Access Panel and turn the two latching
screws.
10. Check the torch for proper parts assembly.