114 1019567 REV. 03
4. Remove the Trigger Guard (Section 5.5.9.1 Removing the Trigger Guard).
5. Remove the two shoulder retaining screws holding the pressure plate to the Dynamic Trigger
Mechanism lower housing (
Figure 5.32 Removing the Trigger Switch (TRS)).
6. Raise the pressure plate on the end of the Air Cylinder rod (
Figure 5.32 Removing the Trigger
Switch (TRS)).
7. Remove the TRS retaining screw (
Figure 5.32 Removing the Trigger Switch (TRS)).
8. Hold the TRS and remove the 3-pin connector.
5.5.15.2 Replacing the Trigger Switch
1. Plug the connector into the TRS (Figure 5.32 Removing the Trigger Switch (TRS)).
2. Apply a drop or two of Loctite
®
242 to the TRS retaining screw.
3. Install the TRS retaining screw and tighten until snug.
4. Apply a drop or two of Loctite
®
to the two shoulder retaining screws.
5. Replace the pressure plate; install and tighten the two shoulder retaining screws.
6. Adjust pre-load to 0.203 - 0.208 lbs. using a gauge pin or drill bit.
7. Calibrate the TRIGGER PRESSURE. (For instructions on doing this, contact Branson Product
Support.)
8. Install the Trigger Guard (Section
5.5.9.2 Replacing the Trigger Guard).
9. Connect the main air supply.
10.Close the left side cover. See
5.3 Opening and Removing the Left Side Cover (EDP 100-032-338).
5.5.16 Linear Optical Encoder (EDP 100-143-052, IW+ only)
CAUTION General Warning
The TRS is fragile - do not overtighten the retaining screw.
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.
To Next Page
Loading...
