Emerson 2000IW Maintenance Manual page 119

5.5.12.1 Removing the RF Contact Block
1. Turn off the welder and unplug main power.
2. Turn air pressure to zero, then disconnect main air supply.
WARNING
3. Open the left side cover. See
4. Loosen the four captive retaining screws on the carriage door and remove the carriage door.
5. Remove the Converter-Booster-Horn Stack (Section
Horn Stack).
6. Remove the two Phillips retaining screws
7. Disconnect the RF wire: hold the red wire lug with needle nose pliers, while pulling down on the
RF Contact Block until the wire comes off.
8. Disconnect the exhaust tube: hold the exhaust tube wile pulling down on the RF Contact Block
until the tube comes off.
5.5.12.2 Replacing the RF Contact Block
To replace the RF Contact Block, reverse the instructions above.
5.5.12.3 Carriage Return Spring (EDP 100-095-139)
WARNING
WARNING
1019567 REV. 03
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.
5.3 Opening and Removing the Left Side Cover (EDP
(Figure 5.29 Removing the RF Contact
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.
General Warning
Pinch Warning.
5.5.8.1 Removing the Converter-Booster-
100-032-338).
Block).
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