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RL 550B
Instruction Manual
Version 7.8
illon
recision
Products, Inc.
Manufacturers of
The World's Finest
Loading Equipment

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Summary of Contents for Dillon Precision Products RL 550B

  • Page 1 RL 550B Instruction Manual Version 7.8 illon recision Products, Inc. Manufacturers of The World's Finest Loading Equipment...
  • Page 2 RL 550B Parts List Part # Description Part # Description 13149 Manual * 13930 Locator Buttons (3) 13409 Crank 13939 Body Collar Clamp 13573 Machine Box 13940 Body Collar - Part 13583 Link Arm, Left 13943 Powder Bar Bolt 13644...
  • Page 3 RL 550B Schematic 13707 20302 13673 17085 (large) See page 5 for 13794 more detail. 17086 (small) 14040 13720 20093 13891 13966 13997 See page 4 for 13930 13925 more detail. 20059 13781 13885 14280 14008 See page 5 for more detail.
  • Page 4 RL 550B Automatic Powder System 13426 * Powder Funnel, .45 cal Pistol 13921 13644 Powder Bar Spacer 13691 Powder Measure Tube Only 13882 13951 13782 * Powder Funnel, .22 cal Rifle 13644 20780 13793 Roller 13845 Collar Sleeve 13848 Bellcrank Bushing...
  • Page 5 RL 550B Automatic Primer System 13707 17085 (large) 13757 Primer Seating Punch, Small 13824 Primer Seating Cup, Large 17086 (small) 13825 Primer Seating Cup, Small 13864 14040 13869 Operating Rod 13887 Operating Rod Bracket 20302 13889 Large Roller 13898 Primer Slide Stop Nut...
  • Page 6 Mounting the RL 550B to your bench. Place your RL 550B on the edge of sturdy bench or table. Give yourself about 12 inches of work space on each side of the machine to allow room for components.
  • Page 7 • LOADS AND LENGTHS: Avoid maximum loads and machine as safe as possible. We cannot, however, guarantee pressures at all times. Use only recommended loads from your complete safety. To minimize your risk, use common manuals and information supplied by reliable component sense when reloading and follow these basic rules.
  • Page 8 Fig. 6 - Showing the shellplate in its proper position: under the ejector wire with the shellplate number up. Fig. 8 - Inserting the shellplate bolt, first through the index sprocket then the shellplate. Fig. 9 - This photo shows the proper method of indexing the shellplate and the proper installation of Fig.
  • Page 9 What Primer Size? Your RL 550B has been shipped to you with the primer system installed and correctly adjusted to feed large primers. If the caliber you have selected to start with requires small primers, you must change to the small primer slide bar.
  • Page 10 Your RL 550B will perform well with any manufacturer’s standard 7/8 x 14 die. However, for ease of use in your RL 550B, the dies should have a radius on the lead-in portion of the die; that is to say a taper or funnel effect to assist the entrance of the Fig.
  • Page 11 Fig. 18 - Drop the powder funnel into the powder die tapered end first. The funnel should move freely in the die. Fig. 16 - A fully loaded shellplate, directly below the proper dies. Clockwise from Station One, the cartridge at First, screw the powder die (#20064) into the this station is resized, deprimed and reprimed.
  • Page 12 measure rod into the slot in the return bracket (#13885) press the shoulder washer into the slot from the bottom. Move the operating handle to the priming position, press the operating handle firmly forward. Tighten the blue wingnut (#13799) until the top of the spring (#14033) just touches the underside of the return bracket (#13885).
  • Page 13 precision powder scale is available from Dillon. You should now fill the powder measure with your chosen powder. Place an empty case under the measure and operate the machine's handle. Then, by trial and error adjustments, determine the correct weight of your powder charge. You are now ready to fill the primer magazine.
  • Page 14 Place your bullets in a box to the left of the RL 550B B. Extruded pencil type powders will not flow and the empty cases in a box to the right. A few extra smoothly through smaller sized powder funnels cartridge collection bins (#13839) are ideal for this.
  • Page 15 Watch your supply of powder, you’ll be using it faster than you think you are. Take your time and learn the machine and its function. The RL 550B will deliver hundreds of trouble free rounds in short order, just relax and take your time in the beginning.
  • Page 16 RL 450 & RL 550B Caliber Conversion Chart Kits include shellplate, locator buttons and flow thru powder funnel. Conversion Powder Shellplate Locator Conversion Powder Shellplate Locator Handgun Calibers Funnel Button Rifle Calibers cont... Funnel Button .30 Luger #20175 C - #13564 5 - #13743 .30-40 Krag...
  • Page 17 RL 450 & RL 550B Caliber Cross Reference Chart Shellplate 1 Locator Button 1 Shellplate 6 Locator Button 1 Shellplate E Locator Button 8 .41 Mag. H - #13240 .22 Hornet - K Hornet A - #13426 Powder Funnel .22-250...
  • Page 18 On the cover… The RL 550B is pictured with optional accessories: Strong Mount #22051 Aluminum Roller Handle #17950 Low Powder Sensor #16306 Bullet Tray #22214 Other accessories available for the RL 550B include: Video Instruction Manual #14621 Machine Cover #13795 Maintenance Kit &...