SERVICE 5-6 Manual 0-2898
B. Pressure Switch Replacement
1. Remove the cover per Subsection 5.04-A.
2. Label and disconnect the wires to the Pressure
Switch.
3. Turn the Pressure Switch to remove it from the
Regulator/Filter Assembly.
4. Apply thread sealant to the threads of the replace-
ment Pressure Switch.
NOTE
Do Not use Teflon tape as a thread sealer as small
particles of the tape may break off and block the
small gas passages in the torch.
5. Thread the replacement Pressure Switch into place
on the Regulator/Filter Assembly. Tighten se-
curely.
6. Connect the wires from the Pressure Switch wire
harness, with the wires positioned as marked pre-
viously.
7. Reinstall the Power Supply cover.
8. Reconnect the gas supply and primary input
power. Test the Power Supply for proper opera-
tion.
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