GLASSCLOTH (Ref. 20-31-00) Material No. 05-057 C Z-18.903 MICROBALLOONS (Ref. 20-31-00) R Material No. 08-010A D DAN 1199-01 EPOXY RESIN AND HARDENER ADHESIVE (Ref. 20-31-00) R Material No. 08-025 D DA-4-653-3-E6 TWO COMPONENT POLYURETHANE ADHESIVE (Ref. 20-31-00) Material No. 08-036 D DAN 1090 POLYESTER FILLER (Ref. 20-31-00) Material No. 11-010 USA TT-I-735 GRADE A ISOPROPYL ALCOHOL (Ref. 20-31-00) Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
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C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 25-00-00-991-003 Fig. 806 R
3. Job Set-up
__________
Subtask 25-00-00-861-055
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 25-00-00-020-067
B. If necessary, remove the component you will repair from the aircraft (refer to the related AMM chapter).
4. Procedure
_________
Subtask 25-00-00-340-054
A. Repair of the Surface Damage WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE
_______ MATERIAL/S. USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.
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25-00-00Page 834
WARNING : MAKE SURE THAT THERE IS A GOOD FLOW OF AIR THROUGH THE WORK_______ AREA WHEN YOU USE SPECIAL MATERIALS. IF YOU GET ONE OF THESE MATERIALS ON YOUR SKIN, IN YOUR MOUTH OR IN YOUR EYES : -FLUSH IT AWAY WITH A FLOW OF CLEAN WATER FOR BETWEEN 10 AND 15 MINUTES. -GET IMMEDIATE MEDICAL AID IF IRRITATION OCCURS. DO NOT BREATHE THE FUMES FROM THE MATERIAL. DO NOT SMOKE WHEN YOU USE THE MATERIAL. DO NOT USE THE MATERIAL NEAR A FLAME, SPARKS OR SOURCES OF HEAT. THESE MATERIALS ARE DANGEROUS : THEY ARE POISONOUS, FLAMMABLE AND SKIN IRRITANTS.
(1) Clean the damaged area with CLEANING AGENTS (Material No. 11-010) and a lint-free cotton cloth MISCELLANEOUS (Material No. 19-003).
R (2) For damage of 1.0 mm (0.04 in.) and less.
(a) Prepare the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-036).
NOTE : Refer to the manufacturers instructions for the correct____ repair procedure.
(b) Apply the compound to the repair area with a SPATULA - NON METALLIC.
R R (3) For damage deeper than 1 mm (0.04 in.) and less than 50 mm (2.0 in.) diameter:
(a) Mix the volume of 90 parts BONDING AND ADHESIVE COMPOUNDS (Material No. 08-010A) (Araldite AW134) with 10 parts of SPECIAL MATERIALS (Material No. 05-057).
(b) Mix the weight of 100 parts of the compound and 60 parts of the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-010A) (hardener).
(c) Apply the compound to the repair area with a SPATULA - NON METALLIC.
R R (4) For damage deeper than 1.0 mm (0.04 in.) and more than 50 mm (2.0 in.) diameter: (Ref. Fig. 806/TASK 25-00-00-991-003)
(a) If the component is cracked, you must stop-drill the ends of the cracks.
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25-00-00Page 835
Repair with Three Patches Figure 806/TASK 25-00-00-991-003
R EFF : CES ALL 25-00-00 Page 836 May 01/05
(b)
Make the edges of the damage smooth with emery cloth, 320-400 grade.
(c)
Make 3 patches of SPECIAL MATERIALS (Material No. 05-033).
(d)
Apply BONDING AND ADHESIVE COMPOUNDS (Material No. 08-025) to the repair.
(e)
Apply the patch (3) to the repair.
(f)
Apply BONDING AND ADHESIVE COMPOUNDS (Material No. 08-025) to the patch.
(g)
Apply the patch (2) to the repair.
(h)
Apply BONDING AND ADHESIVE COMPOUNDS (Material No. 08-025) to the patch.
(i)
Apply the patch (1) to the repair.
(j)
Apply BONDING AND ADHESIVE COMPOUNDS (Material No. 08-025) to the patch.
(5)
When the repair is dry, make the repair area smooth with emery cloth, 320-400 grade.
(6)
Fill the areas that are not flat with BONDING AND ADHESIVE COMPOUNDS (Material No. 08-010A).
(7)
Make the area smooth with emery cloth, grade 320-400.
(8)
Clean the repair with CLEANING AGENTS (Material No. 11-010) and a
MISCELLANEOUS (Material No. 19-003). R
5. Close-up
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