## UNIT MAINTENANCE MC-4 RAM AIR FREE-FALL PERSONNEL PARACHUTE SYSTEM CONVERSION (RESERVE CANOPY TO A MAIN CANOPY) 

## THIS TASK COVERS: 

x Conversion 

## INITIAL SETUP: 

## Tools 

Brush, Stenciling (Item 5, WP 0063 00) Machine, Stencil Cutting (Item 26, WP 0063 00) Shears (Item 39, WP 0063 00) Wrench, $^{7}$/$_{16}$-IN, Open End (Item 45, WP 0063 00) 

## Materials/Parts 

3-Ring, Set, Riser, Main (Item 11, WP 0065 00) Control Line Assembly, Main, Set (Item 9, WP 0068 00) Ink, Marking, Parachute (Item 25/26, WP 0076 00) Stencil Board, Oiled (Item 31, WP 0076 00) 

## CONVERTING RESERVE CANOPY TO MAIN CANOPY 

Reserve canopies converted to main canopies retain their service/age life from the original date of the canopy being placed in- service/date of manufacture. 

## NOTE 

## Personnel Required 

92R (10) Parachute Rigger 

## Equipment Condition 

Layout on packing table or other suitable area. 

1. Using a $^{7}$/$_{16}$-inch open end wrench, disconnect the reserve canopy from the reserve risers at the connector links. 

2. Perform a 100% Technical Rigger/Inspection on the canopy and suspension lines IAW WP 0011 00. 

3. Perform a permeability test on the canopy IAW WP 0048 00. Canopies having an average top skin permeability value of 6.0 cubic feet per minute (CFM) or greater are not eligible for conversion to main canopies. 

4. Replace the reserve control lines with main control lines IAW WP 0057 00. 

5. Perform a suspension line continuity check IAW WP 0006 00. 

6. Attach a set of main risers, to the connector links IAW WP 0006 00. 

7. Using parachute marking ink, stencil the following near the data block: “Converted to P/N 11-1-3518- 0” and date converted. 

## END OF WORK PACKAGE 

