NOTE: The oven must have an opening to let out smoke and
____
fumes.
(g) Make sure the coating has a tightly bonded yellow gold layer that is smooth and constant.
S 167-019-B00
(2) Prevent the parts from damage and contamination until installation.
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51-21-96
ALL ú ú B01 Page 705 ú Jul 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
NONSKID FINISH - CLEANING/PAINTING
__________________________________
1. General_______
A. The nonskid finish is applied to a specified area of each wing surface to make the overwing emergency exit walkway.
B. This procedure contains two tasks: .
(1)
Apply the nonskid finish.
(2)
Nonskid finish repair.
TASK 51-21-97-377-013-B00
2. Nonskid Finish - Cleaning/Painting___________________________________
A. References
(1) AMM 51-21-99/701, Decorative Exterior Paint System -Cleaning/Painting
B. Equipment
(1) Spray equipment
(a) High Volume Low Pressure (HLVP) spray gun (gravity feed or pressrue assist cup) with
0.070 inch fluid nozzle (or higher) .
C. Consumable Materials
(1)
Finishes
(a)
C50018 Coating - Desoto Desothane HS CA8022/B7022 (BAC7022 white, semigloss) Base Component and CA8020D Curing Solution Compound
(b)
C50019 Coating - Desoto Desothane HS CA8012/B701 (BAC701 black, flat) Base Component and CA8010D Curing Solution Compound
(2)
G50124 Compound - Pumice, Navajo Brand
Grade 1/2
(3)
Solvents
(a)
B00083 Aliphatic Naphtha TT-N-95, Type II
(b)
B00094 Toluene (Toluol) TT-T-548, Grade A
(c)
B00151 Methyl Isobutyl Ketone (MIBK), ASTM D1153
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51-21-97
ALL ú ú B01 Page 701 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(d) B00148 Methyl Ethyl Ketone (MEK), ASTM D740, Type 1
(4)
G00383 Abrasive Paper - Aluminum Oxide,
100-grit (or finer).
(5)
G02167 Abrasive Pad - Scotchbrite
very fine, color - red/garnet
(6)
Brush - with applicable bristle material
(7)
G00270 Tape - masking
(8)
G00033 Cheesecloth - BMS15-5, Class A
(9)
G50123 Rag, Epoxy Coat Tack
D. Procedure
S 117-045-B00
WARNING: DO NOT GET THE FINISHES AND SOLVENTS IN YOUR MOUTH, IN YOUR
_______ EYES, ON YOUR SKIN, OR ON YOUR CLOTHES. DO NOT BREATHE THE FUMES FROM THESE MATERIALS. AIR MUST FLOW FREELY THROUGH THE WORK AREA. USE THE NECESSARY RESPIRATORY PROTECTION. KEEP THESE MATERIALS AWAY FROM SPARKS, FLAME, AND HEAT. THESE MATERIALS ARE POISONOUS AND FLAMMABLE AND CAN CAUSE INJURY OR DAMAGE. PUT ON PROTECTIVE SPLASH GOGGLES AND GLOVES.
(1) Do this step to prepare the surfaces that have a coat of primer less than 48 hours old:
(a)
Clean the surface with a cheesecloth moist with aliphatic naphtha or toluene.
(b)
If the surface has particle contamination only, clean with a tack rag.
S 117-016-B00
(2) Do these steps to prepare the surfaces that have a coat of primer more than 48 hours old:
(a)
Clean the surface with a cheesecloth moist with solvent.
(b)
Rub the surface lightly with 100-grit (minimum) aluminum oxide abrasive paper.
(c)
Clean the surface with a cheesecloth moist with solvent to remove sanding particles.
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