96 1019567 REV. 03
5.5.6 Down Speed Control Valve (EDP 100-246-693)
Figure 5.20 Removing the Down Speed Control Valve
5.5.6.1 Removing the Down Speed Control Valve
1. Turn off the welder and unplug main power.
2. Turn air pressure to zero, then disconnect main air supply.
3. Open the left side cover. See
5.3 Opening and Removing the Left Side Cover (EDP 100-032-338).
4. Disconnect the two air lines to the Down Speed Control Valve (
Figure 5.20 Removing the Down
Speed Control Valve).
5. Loosen and remove the retaining ring nut. You can do this two ways:
• hold the retaining ring nut while turning the Down Speed Control Valve; or
WARNING General Warning
Before servicing the welder, make sure to do the following:
1. Turn off the welder and unplug main power.
2. Turn air pressure to zero and disconnect your main air line connection.
Failure to do this leaves the welder under potentially dangerous air
pressure.
3. Wait approximately 2 minutes after unplugging the welder before touching
internal electrical components.
WARNING General Warning
Turn air pressure to zero and disconnect the main air supply. Failure
to do this leave the welder under potentially dangerous air pressure.
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