20
8.4.5
Verify Primer Seating Depth
•
With a primer in the cup as above and the Operating Handle in its up at-rest position, put a de-
primed case in Station 2. Push the Operating Handle fully to the rear seating the primer. Remove
the case and verify the primer is seated flush or slightly below flush.
•
The primer seating depth is an important parameter to control when reloading and can be a safety
issue. The ideal seating depth is .002” to .006” (.008” Max) below the case head.
WARNING!
“High” or protruding primers can lead to slam fires in semi-autos or firing out of battery and can
stop the cylinder from rotating in revolvers.
Seating the primer too deep can cause damage to the
primer, causing misfires and or inconsistent ignition. Refer to Section 14 on Primer Basics.
8.4.6
Filling the Primer Magazine-- Dillon offers two choices for filling the primer magazine:
•
Manually as below with an optional Dillon Primer Flip Tray and Dillon Primer Pickup Tubes. Pickup
Tubes are included with the Square Deal “B”.
•
The Primer Pick-Up Tubes have different colored tips. They have been color-coded to identify size
easily. The color code is as follows:
•
WARNING! Put on safety glasses!
•
Place primers on the half of the Flip Tray with the ribs. Oscillate the tray and primers around until all
the primers are flat. Pick up all the primers that are shiny side up by placing the Plastic Pickup Tip—
yellow or green, over the shiny side up primers in the Primer Flip Tray and gently pressing down. Put
the other half of the Flip Tray on the ribbed half with the primers that are anvil side up. Hold the two
Primer Pickup Size Pickup Tip Color Dispense Tip Color
Small
Yellow
Blue
Large
Green
Clear
Courtesy of Western Powders
Primer on right is
seated properly--
the one on the
left is high
Summary of Contents for Square Deal B
Page 50: ...50 13 DILLON PRECISION Square Deal B EXPLODED VIEWS AND PARTS IDENTIFIER 13 1 Main Assembly ...
Page 51: ...51 13 2 Frame and Lower Assembly Index Assembly Index Assembly installed in Frame Index Pawl ...
Page 52: ...52 13 3 Typical Toolhead Assembly 45ACP Shown ...
Page 53: ...53 13 4 Automatic Primer Assembly ...
Page 55: ...55 13 6 Primer Early Warning System ...