Spirit II User’s Manual
Section 3: Installation
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ASC Control Cable and ASC Ground Connections
Perform the following steps to connect the ASC control cable and ASC ground . See
Figure 5 on the next page.
ASC Control Cable
1. Connect the ASC control cable plug labeled P16 to the connector labeled P16 on the
rear of the power supply.
2. Connect the ASC control cable plug labeled P1 to the connector labeled P1 on the
arc starting console.
ASC Ground Cable
1. Connect one end of the ASC ground cable to the ground stud on the arc starting
console.
2. Connect the other end of the ASC ground cable to the star ground on the cutting
table. Make sure that good metal-to-metal contact is made.
Cooling System Connections
Perform the following steps to connect the cooling system to the power supply and the
arc starting console. See Figure 5 on the next page.
Coolant Supply Hose
1. Connect one end of the coolant supply hose to the coolant out fitting on the rear of
the cooling system. Note that the coolant out fitting has right hand threads.
2. Connect the other end of the coolant supply hose to the coolant in fitting on the arc
starting console. Note that the coolant in fitting has right hand threads.
Coolant Return Hose
1. Connect one end of the coolant return hose to the coolant in fitting on the rear of the
cooling system. Note that the coolant in fitting has left hand threads.
2. Connect the other end of the coolant return hose to the coolant out fitting on the arc
starting console. Note that the coolant out fitting has left hand threads.
Cooling System Control Cable
1. Connect the cooling system control cable plug labeled P14 to the connector labeled
P14 on the rear of the power supply.
2. Connect the cooling system control cable plug labeled P1 to the connector labeled
P1 on the cooling system.
Cooling System Ground Connection (Customer Supplied)
The Cooling System must be connected to protective earth ground in accordance
with national or local codes. The Cooling System receives its power from the
plasma power supply and as such must be connected to the same protective ground
as the plasma power supply.
Use a minimum of 8 AWG (10 mm
2
) wire connected from the cooling system
grounding stud to the plasma power supply protective earth ground. Note: the
customer must supply grounding wire.
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