M O D E L 2 1
O P E R A T
I O N M A N U A L
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3.0 INSTALLATION INSTRUCTIONS
3.1 CONT
ROLLER CONNECTIONS
1. From a regulated air/argon source, connect a ¼” - 50 psi hose into the receptacle
fitting, labeled “CDA” [Clean Dry Air]. This fitting is a compression type and only
requires the bare ended hose to be pushed in. Ref Figure 1.
2. From the welding power supply, connect an Argon hose from the “Arc Gas
Output” fitting to the “Argon” receptacle. This fitting is a compression type and
only requires the bare ended hose to be pushed in. Ref Figure 1.
3. Insert the “Ground” and “Electrode” connectors into their respective receptacles
on the welding power supply. Twist to lock. Ref Figure 2.
4. Connect the 10-pin round connector to “Weldhead Control” on the power supply.
Ref Figure 2.
5. Connect the 25-pin semi-rectangular connector to “Auxiliary” on the power supply.
Ref Figure 2.
6. Connect the weldhead to the end of the Controller cable. The shape of the
mating ends and the pin location indicate connection orientation. Ref Figure 3.
7. If needed, plug the foot pedal cable into the foot pedal plug (B1 & B2 Modes).
Ref Figure 4.
8. Connect the cord from the 24VDC transformer to the chrome receptacle (Does
not apply to M207). Ref Figure 1.
9. Push end of Controller cable into bottom of weldhead. Push together until the two
latches click into closed position and securely hold the weldhead. Ref Figure 5.
Note
The 120AC/24DC transformer is only required if the welding power source does not
supply 2
4VDC.