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Butler Parachute Systems, Inc
Butler Back Type
Personnel Parachute Container
Assembly and Packing Instructions
Document Number: 50-1049
Revision B
January 10, 2025
Butler Personnel Parachutes
www.butlerparachutes.com
P.O. Box 6098
Phone: 540-342-2501
1820 Loudon Avenue, N.W.
FAX: 540-342-4037
Roanoke, VA 24017-0098
info@butlerparachutes.com
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Table of Contents
Related Manuals for Butler 3104
Summary of Contents for Butler 3104
- Page 1 Butler Parachute Systems, Inc Butler Back Type Personnel Parachute Container Assembly and Packing Instructions Document Number: 50-1049 Revision B January 10, 2025 Butler Personnel Parachutes www.butlerparachutes.com P.O. Box 6098 Phone: 540-342-2501 1820 Loudon Avenue, N.W. FAX: 540-342-4037 Roanoke, VA 24017-0098...
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Page 2: List Of Effective Changes
Butler Parachute Systems - Back Pack Assembly & Packing Back Pack Assembly and Packing Instructions Title Issue Description Date Approving Authority Baseline Document 7/15/98 Initial Release 1/1/00 Manley Butler Revision A 3/4/19 Roberto Montañez Revision B 1/10/25 Roberto Montañez List of Effective Changes The portion of the text affected by the changes to the preceding released document are indicated by a black vertical bar in the left outer margins of the page. -
Page 3: Table Of Contents
Butler Parachute Systems - Back Pack Assembly & Packing Contents List of Effective Changes ...................... 2 Warranty for Emergency Parachute Systems ..............4 Terms & Conditions of Warranty ................... 4 1. Introduction ........................5 2. Service Life and Repack Interval ..................6 3. -
Page 4: Warranty For Emergency Parachute Systems
Butler Parachute Systems, Inc. Warranty for Emergency Parachute Systems Butler Personnel Parachute Systems, Inc. (hereafter referred to as BPS) manufactures the finest emergency parachute systems in the world. Accordingly, subject to the Terms & Conditions set forth below, we warrant that our emergency parachute systems are free from defects in materials, workmanship and design for a period of five years from the date of manufacture. -
Page 5: Introduction
Contact Butler Parachute Systems if you are not sure you have the manuals you need. DO NOT ATTEMPT TO PACK THE PARACHUTE WITHOUT A COMPLETE SET OF INSTRUCTIONS. -
Page 6: Service Life And Repack Interval
Butler Parachute Systems - Back Pack Assembly & Packing 2. Service Life and Repack Interval All personnel parachutes manufactured by Butler Parachute Systems, Inc. are manufactured and certified under the Technical Standard Order (C23) process of the Department of Transportation, Federal Aviation Administration (FAA). Our products have been sold all over the world, and thus may fall under many other sets of operating regulations. -
Page 7: Operating Limitations
Harness & Container Operating Limitations Maximum Gross Weight: 350 pounds Maximum Pack Opening Speed: 170 KEAS Maximum Demonstrated Load: 6,500 Pounds Refer to the manual titled Butler Personnel Canopies Assembly and Packing Instructions for instructions for additional limitations. Maximum Maximum... -
Page 8: Rigger Responsibilities
All routine maintenance and minor repairs that do not affect airworthiness may be performed by an FAA licensed Senior Parachute Rigger (or foreign equivalent) with the proper facilities and equipment. Major repairs or alterations that may affect airworthiness must be returned to butler parachutes or a designated representative. warning It is the rigger’s responsibility to ensure that the ripcord pull force is at or below 22... -
Page 9: Closing Loop Length
Butler Parachute Systems - Back Pack Assembly & Packing 5.2 Closing Loop Length All BPS packs use adjustable soft closing loops. In general, the closing loops should be short enough to fully compress the pilot chute and keep it firmly in place. This not only ensures that the spring will get a good solid launch, but it will also keep the spring from shifting off center. -
Page 10: Tools And Materials
Butler Parachute Systems - Back Pack Assembly & Packing 6. Tools and Materials We consider the following tools to be the minimum tools necessary to pack a complete emergency parachute system. While all the tools listed may not be necessary to perform the steps outlined in this manual, they are necessary to perform the packing service of a complete emergency parachute system from start to finish. -
Page 11: Packing Procedures
Butler Parachute Systems - Back Pack Assembly & Packing 7. Packing Procedures It is the rigger’s responsibility to ensure that the ripcord pull force is at or below 22 pounds for each assembly and each repack every time you work on the parachute. - Page 12 Butler Parachute Systems - Back Pack Assembly & Packing Tack* the risers where they enter the pack tray at the tack loop. Thread the cord down through the riser, underneath the tack loop, then back through the riser. * One-turn-single of lite super tack cord (Mil-T-43435).
- Page 13 Butler Parachute Systems - Back Pack Assembly & Packing S-fold the canopy into the container with the folds slightly past the edges. The number of folds between the closing loops will vary depending on the dimensions of the container you are packing and the number of closing loops.
- Page 14 Butler Parachute Systems - Back Pack Assembly & Packing Route the pilot chute bridle down and over the bottom flap. Close the top flap and secure the loops with temporary pins. pilot chute bridle If you are packing a 3-pin container, mate the Velcro on the top flap to the Velcro on the bottom flap.
- Page 15 Butler Parachute Systems - Back Pack Assembly & Packing Stow the pilot chute bridle between the grommets on the top flap. Spread the folds of the bridle in a circular fashion to minimize bulk, but keep it in the area under the center of the pilot chute spring.
- Page 16 Butler Parachute Systems - Back Pack Assembly & Packing 7.12 Place your knee on the cap and pull the center line out from the middle of the pilot chute. 7.13 7.12 Clearing the center line. S-fold the center line and place it back inside the spring at the center of the pilot chute.
- Page 17 Butler Parachute Systems - Back Pack Assembly & Packing 7.15 Gently pull on the remaining exposed material to ensure that it is cleared from the spring. 7.15 Clearing the material. 7.16 Fold the material on the left side first. Fold the material so it lays flat on top of the closing flap.
- Page 18 Butler Parachute Systems - Back Pack Assembly & Packing 7.17 Close the left container flap and insert temporary pins. Dress and shape the top and bottom flaps as you close the side flaps. 7.17 Closing the left side flap. 7.18 Fold the pilot chute material on the right side as outlined in step “7.16 Folding the...
- Page 19 Butler Parachute Systems - Back Pack Assembly & Packing 7.19 Connect the snaps at the bottom of the container. Dress the riser covers and mate the Velcro. Dress the container. 7.19 Dressing the container. 7.20 Slowly remove the pull-up cords after routing them underneath the ripcord pin.
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