AGM PA-15, Instruction Manual, Page: 29 / 42

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SET-UP FOR WELDING FLANGED & NON-FLANGED ALUMINUM & NON-
FLANGED STEEL / STAINLESS STEEL STUDS THROUGH 1/4-20 DIAMETER
GUN-SET UP WITH HEAVY 3” SPRING
A. Set up the gun as described on page 11-15 of this manual, using the proper collet
and stop. Be sure the collet holding set screws are tightened securely. Do not use
a protector.
B. Refer to the chart below for collet part numbers. For studs 3/8” long or shorter,
use the type 375-SP collet.
C. Use the type 437G-* stop for studs up to 1-3/8” long, and type 250C-G-* for studs
over 1-3/8” long. See the next page for an alternate set up for welding studs over
1-3/8” long.
*Specify stud length and diameter when ordering stops.
See Chart on page 13
WELDER SET-UP
Welding Voltage
STUD SIZE Stud Material Collet
Ground
Polarity
Flanged
Non-
Flanged
.
6-32 Aluminum 437-136 STANDARD 110 110
8-32 Aluminum 437-159 STANDARD 150 120
10-24 & 10- 32
Navy Stud
Aluminum
Aluminum 437-185
437-177 STANDARD
STANDARD 160
160 130
130
4-40 Steel / SS 437-110 STANDARD 100
6-32 Steel / SS 437-136 STANDARD 105
8-32 Steel / SS 437-159 STANDARD 115
10-24& 10- 32 Steel / SS 437-185 STANDARD 130
¼-20 Steel / SS 437-246 STANDARD
See
Page
23
140
Gun Lead Extension plugs into weld receptacle labeled GUN
Note: 1. Ground Cables 1142-E (#6)
Gun Lead Extension 1279-E (#6)
2. For alternate gun set up to weld studs longer than 1-3/8”, see page 30.
WELDING PROCEDURE
Insert the weld stud into the gun and perform the weld as described in the “Welding
Operation” section of this manual (page 8).