5-4. Water-Cooled Feeder Connections
2 | 4 | 5 | 7 |
Rear Panel
25
Connect To |
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Receptacle On Welding | 6 | Top View |
Power Source |
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1
3
Connect To Positive (+)
Weld Output Terminal On
Welding Power Source
Application | GTAW Or Where | GMAW Or Where Coolant | |
Contacts Aluminum Parts Or | |||
| HF* Is Used | ||
| Where HF* Not Used | ||
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| MILLER Low | MILLER Aluminum Protecting | |
| Coolant No. 043 809**; | ||
| Conductivity Coolant | ||
| Distilled Or Deionized Water OK | ||
| No. 043 810** | ||
| Above 32° F (0° C) | ||
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Coolant
*HF: High Frequency Current
**MILLER coolants protect to
Obtain coolant supply.
1 Gas Fitting
Route one end of 10 ft (3 m) gas hose to rear of unit, and connect hose to gas solenoid fitting. Connect remaining end of hose to regulator/flowmeter.
2Weld Cable To Welding Power Source
Select and prepare weld cable according to welding power source manual.
3Weld Cable Grommet
4Current Sensing (Reed) Relay
5Weld Cable Terminal In Feeder
Route one end of weld cable through grommet, through reed relay, and connect to weld cable ter- minal in feeder. Connect remaining end of cable to positive (+) weld output terminal on welding power source.
6Coolant Hose Grommet
7Location Of Coolant Fittings On Front Panel
Route one end of a coolant hose through grommet, and connect to rear of Coolant Out fitting in feeder. Connect remaining end to supply fitting on coolant supply.
Route one end of remaining coolant hose through grommet, and con- nect to rear of Coolant In fitting in feeder. Connect remaining end of hose to return fitting on coolant supply.
Close and latch door.
Tools Needed: 9/16 in
Ref. 152