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installing the patch to repair zone contains film adhesive compatible with the binder, which is impregnated prepreg (eg, glue VC-51 film and binder EDT 69H) used for the manufacture of the patch. After assembling and manufacturing process is carried out patches curing patches and gluing them to the honeycomb core at a temperature and a pressure.

Existing technology

General - equipment and tools for repairs

A. Refer to the following figures for lists of tools and equipment. Miscellaneous equipment table 2.1-2.5 general, hand tools table 2.6-2.9 general.

B. This section lists the equipment and hand tools used when making repairs and also lists sources of supply. The purpose of this list is to provide information pertaining to item description and use.

C. Some of the procedures in this manual identify tools or equipment. You can use alternative tools that are equivalent unless the procedure tells you the specified tool or equipment item is mandatory. If you use alternative tools or equipment, make sure they give the same results and are as safe to the parts and personnel as the tools or equipment specified in the procedure.

Table 2.1

Tool

Manufacturer's designation

Manufacturer

Remarks

Cleaner, vacuum (B)

Industrial-type model#apn4423 (tornado); use a 556AL barrel as a dust receiver

Breuer/tornado corp. 7401 w. Lawrence ave. Chicago, IL60656

Clean up sanding dust and debris

Containers, 1 liter beaker-type, polyethylene

#13915-679 sherwood or Equiv

V.W.R. Scientific 355 treck drive Seattle, wa98188

Mixing resins and potting compounds

Containers, safety, foot-lever-type

Metal, eagle 906-fl or equiv

V.W.R. Scientific 355 treck drive seattle, wa98188

Holding used clothes with toxic materials

Cork sheet

0.125-in

Commercial - any source

Caul plate

Fabricate locally using0.016 aluminum sheet

Use to distribute pressure over areas of a repair

Countersink, microstop, 100° adjust able drive

#6300-large, #6400-small,

Mc master-carr P.O. Box 740100 Atlanta, ga30374-0100 www.mcmaster.com Countersinking holes for Rivets, screws, or bolts

Cutter, honeycomb, valve stem type, two-piece

30-030-1 holder (D) 30-030-2 cutter

Onsrud cutter mfg co. 800 liberty drive P.o.box 550

Aluminum honeycomb cutter

Cutter, honeycomb, valve stem type one-piece

31-010 0.50 dia(C) 31-015 0.75 dia(C) 31-020 1.0 dia(C) 31-025 1.5 dia(D) 31-030 2.0 dia(D)

Libertyville, il60048 or any other commercial source

Aluminum honeycomb cutter

Drill motor (B)

15c 1489 or equivalent

Aero industrial tool 482 east meadow ave. e. meadow, ny11554

Conventional drilling, sanding, or circular sawing

Pneumatic, ¼-in chuck model #3008-0 or equivalent

Chicago pneumatic 1800 overview dr. rockhill, sc29730

Drill motor, 90° Angle

Pneumatic, variable speed, model #1ol-1201вor equivalent

Aero industrial tool 482 east meadow ave. e. meadow, ny11554

Conventional drilling, sanding, or circular sawing

Gauge, air pressure

0 to 100 psi, model j4654 or equivalent

Marsh distributor P.O. box 361 antioch, il60002

To indicate air line pressure

Gauge, vacuum

Marsh distributor P.O. box 361 Antioch, IL 60002

To indicate vacuum line pressure

Gloves, cotton

Mc master-carrp.o.box 740100 Atlanta, GA30374-0100 www.mcmaster.com Use for handling cleaned parts or adhesives

Gloves, insulating

Heat insulating

Any source

Use for handling hot parts

Heater assembly (B)

Hot air, bf-400-10, or equivalent

Engineered air systems 1270 n. price rd. St. Louis, mo63132

Hot air blower to duct air to area being cured

Table 2.2

Miscellaneous equipment

Tool

Manufacturer's designation

Manufacturer

Remarks

Air-blast gun

Vacu-blast JR., #41303 or equivalent

Vacu-blast Woodson house Ajax avenue slough Berkshire, SL1 4DS England -or-P.O. box 286, Herington, Kansas 67449

Clean metal surfaces

Aspirator, vacuum

Vacuum model TD-260 or Equivalent

Air-vac engineering P.O. box 215, 30 progress ave Seymour CT 06483, Airtronics 1940 124th ave ne bldg. A-107 Bellevue, WA 98005

Converts air pressure to vacuum

Bags, pressure

10-LB sand or shot bags

Commercial-any source

Use as a substitute pressure medium

Blanket, heating

5 watts/in2 minimum

Atacs products, inc. 14040 interurban aves



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