106 1019567 REV. 03
6. Disconnect air lines to the top and bottom of the Air Cylinder.
7. While holding the Air Cylinder rod with a wrench (
Table 5.3 Air Cylinder Part Numbers), use a 3/4
in. wrench to loosen the Air Cylinder rod locking nut. See
Figure 5.26 Removing the Air Cylinder,
Part A.
8. Turn the Air Cylinder rod until it separated from the Dynamic Trigger Mechanism.
Figure 5.27 Removing the Air Cylinder, Part B
9. Use a 1-7/8 in. crow foot wrench to loosen and remove the large hex-head nut (
Figure 5.27
Removing the Air Cylinder, Part B).
10.Remove the Air Cylinder by pulling up and out of the welder.
5.5.10.2 Replacing the Air Cylinder
To replace the Air Cylinder, reverse the instructions above. Apply one or two drops of
Loctite
®
242 (or equivalent) to all threaded connections.
5.5.11 Dynamic Trigger Mechanism (EDP 100-246-697)
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.
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