Section Vlll. SPARK GAP ASSEMBLY, VOLTAGE CHANGE TERMINAL
CONNECTING LINKS, AND GROUND AND ELECTRODE TERMINAL BOARD
(3) Replace a defective spark gap assembly
3-22. General
as necessary.
The primary purpose of the spark gap assembly
c. Installation.
is to control the stability of the high frequency
arc. The purpose of the voltage change terminal
(1) Refer to figure 3-8 and install the spark
connecting links is to allow the welding machine
gap assembly.
to operate from 208, 230, or 460 volts by the cor-
(2) Install the right side shroud (para 3-13).
rect changing of the links. The ground and. elec-
trode cable terminal lugs are connected by brass
spark gap.
nuts to the studs on the ground and electrode ter-
minal broad.
3-24. Voltage Change Terminal Connecting
Links
3-23. Spark Gap Assembly
a. Removal.
a. Removal.
(1) Remove the bottom rear shroud (para
(1) Remove the right side shroud (para
3-13) .
3-13).
(2) Refer to figure 3-9 and remove the termi-
(2) Refer to figure 3-8 and remove the spark
nal connecting links.
gap assembly.
b. Cleaning and Inspection.
b. Cleaning and Inspection.
(1) Clean the terminal connecting links with
an approved cleaning solvent and dry thoroughly.
(1) Clean all parts with a clean, dry cloth.
(2) Inspect for corrosion or other damage.
(2) Inspect for burned or pitted points, dam-
aged adjusting screws, corroded terminals, and
(3) Replace a defective terminal connecting
link as necessary.
other damage.
