PDF Publication Title:
Text from PDF Page: 115
9/8/98 AC 43.13-1B Step 1. Tie the thread ends together with a square knot. Step 2. Start the stitch by routing through the loop, positioning the square knot on the inside. FIGURE 2-14. Hand-stitch detail. dope and smoothed out with no voids or wrin kles. Additional coats of clear dope and pig mented dope are then applied to obtain the de sired tautness and finish, as described in para graph 2-21. b. If the opening is more than 8 inches but less than 16 inches long in any direction, the finishing tape should be 4 inches wide. c. The finishing tape width should be 6 inches wide if the opening is over 16 inches long in any direction, is located on a wing top surface, or the aircraft Vne speed is greater than 150 mph. 2-45. DOPED-ON PATCH REPAIR. An opening not over 8 inches in length in any di rection, on an aircraft with a Vne speed less than 150 mph, may be repaired with a 2-inch overlapped and doped patch. The opening should be trimmed to eliminate any irregular edges and old pigmented dope coats removed as described in paragraph 2-42. a. When installing a fabric patch over a small opening, the loose edge of the fabric around the opening may be secured by ex tending a series of small threads, from the edge across the opening, to the opposite side. After the patch is completed, the threads may be clipped and removed through an access port or left in place. b. The fabric patch is installed by ap plying a coat of clear dope around the opening, then positioning the patch over the opening. Brush out any void or wrinkles while saturat ing only the fabric overlap area. After the first coat of clear dope around the edge has dried 1 hour at 70 °F, wet the fabric patch to remove any creases as described in paragraph 2-21. After drying, apply additional coats of clear dope and pigmented dope over the entire patch as described in paragraph 2-21. c. If the opening is less than 8 inches in length in any direction and the aircraft Vne speed is greater than 150 mph, a 2-inch wide finishing tape should be installed on all sides, centered on the edge of the 2-inch overlap patch. d. If the opening is more than 8 inches but less than 16 inches in length, in any direc tion on an aircraft with a Vne speed less than Step 3. Complete the hand-stitch and secure the stitching with a half hitch at a maximum each 10 stitches. Par 2-44 Page 2-39PDF Image | AFS-640
PDF Search Title:
AFS-640Original File Name Searched:
ac_43.13-1b_w-chg1.pdfDIY PDF Search: Google It | Yahoo | Bing
5,000 BF Shipping Container Lumber Dry Kiln For Quality Lumber The 5,000 BF container kiln consists of one 40 foot high-cube aluminum shipping container... More Info
Shipping Container Lumber Dry Kilns by Global Energy Global Energy designed and developed the container kiln back in 1991. The purpose is to give access to portable sawmill owners, furniture makers, and small business the value added profit of dry kiln lumber and quality hardwoods... More Info
Vacuum Kiln Conversion Kit for Lumber and Wood Dry Kilns Convert your existing conventional dry kiln into a fast drying vacuum kiln. Similar to vacuum bagging in the boat building and aircraft industry, we have come up with a proprietary process which allows you to build a very simple vacuum kiln at a fraction of the price, and without the intensive conventional metal chamber structure... More Info
Vacuum Pump Cart System for Bagging Clamping Wood Drying and more Vacuum Cart with 2HP Pump and Dual Pistons with multiple multiplex vacuum ports and liquid reservoir... More Info
Vacuum Bagging Basics Vacuum bagging is a method of clamping, which has traditionally been used in the composites industry, but can also be used for vacuum drying materials, including wood products... More Info
CONTACT TEL: 608-238-6001 Email: greg@globalmicroturbine.com (Standard Web Page)