Lincoln Electric IM557 Synergic 7 Water Connections for Water- Cooled Guns, Gmaw Shielding Gas

A-8 INSTALLATION A-8

Synergic 7 Water Connections (for Water- Cooled Guns)

These Synergic 7 models must have a K590-4 Water Connection Kit installed. See Options Installation section.

1)Using male quick-connect fittings (included with appropriate Synergic 7 input cable assemblies), con- nect the water hoses to the coolant inlet and outlet on the back of the Synergic 7. Connect the other ends of these hoses to the appropriate ports on the water cooling units.

2)In the event the water line fittings on your water cooled gun are incompatible with the female quick connects on the front of the Synergic 7, male quick- connects are provided for installation on 3/16 (5 mm) I.D. hose (Customer to provide appropriate clamps). The feeder connectors self seal when disconnected.

GMAW Shielding Gas

WARNING

CYLINDER may explode if damaged.

• Keep cylinder upright and chained to

support.

• Keep cylinder away from areas where it may be damaged.

•Never lift welder with cylinder attached.

•Never allow welding electrode to touch cylinder.

•Keep cylinder away from welding or other live elec- trical circuits.

BUILDUP OF SHIELDING GAS may harm health or kill.

• Shut off shielding gas supply when not in use.

SEE AMERICAN NATIONAL STANDARD Z-49.1, “SAFETY IN WELDING AND CUTTING” PUBLISHED BY THE AMERICAN WELDING SOCIETY.

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Customer must provide a cylinder of shielding gas, a pressure regulator, a flow control valve, and a hose from the flow valve to the gas inlet fitting of the Synergic 7 Wire Feed Unit.

Connect a supply hose from the gas cylinder flow valve outlet to the 5/8-18 female inert gas fitting on the back panel of the Synergic 7 or, if used, on the inlet of the Gas Guard regulator. (See Below).

Gas Guard Regulator - The Gas Guard Regulator is an optional accessory (K659-1) on these models.

Install the 5/8-18 male outlet of the regulator to the 5/8-18 female gas inlet on the back panel of the Synergic 7. Secure fitting with flow adjuster key at top. Attach gas supply to 5/8-18 female inlet of regulator per instructions in the “Gas Connections” Section.

SYNERGIC 7 & 7H