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 S 377-004
 (3)  Apply the top coat of Nextel Suede.
 (a)  Mix the Nextel Suede components as follows:
 NOTE: Add the catalyst component II to the base component I.
____ Sufficiently shake the mixture for 15 minutes. Then add the thinner. Do not move the mixture for 15 minutes before you use it.
 The usual pot life without the promoter component III is 8 hours. When you add the promoter component III, the pot life of the mixture decreases approximately 4 to 6 hours.
 1) Base component I - 8 parts (by volume) 2) Catalyst component II - 1 part (by volume) 3) Promoter component III - Refer to manufacturer's
 instruction.
 WARNING: DO NOT GET METHYL ETHYL KETONE (MEK) IN YOUR MOUTH OR
_______ EYES, OR ON YOUR SKIN. DO NOT BREATHE THE FUMES FROM MEK. PUT ON A PROTECTIVE SPLASH GOGGLE AND GLOVES WHEN YOU USE MEK. KEEP MEK AWAY FROM SPARKS, FLAME, AND HEAT. MEK IS A POISONOUS AND FLAMMABLE SOLVENT WHICH CAN CAUSE INJURY OR DAMAGE.
 4)  Thinner - 1/3 part (by volume)
 NOTE: Use MEK or Xylene to make the base component thin.
____ Or you can use a mixture of MEK and Xylene to make the base component thin. If a mixture of MEK and Xylene is used, the MEK and Xylene must be used in equal quantities.
 (b)  Apply the Nextel Suede on the primed surface with a spray gun. Make sure that the dry thickness is 2 to 3 mils (0.002 to 0.003 inch).
 NOTE: If the thickness is larger than specified, cracks on
____
 the surface can occur.

 (c)  Cure the Nextel Suede. Refer to Fig. 701 for the cure times.
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747-400
MAINTENANCE MANUAL

300
TEMPERATURE (`F)
275
250
225
200
175
150
125
100
75

WITHOUT COMPONENT III 

 

WITH COMPONENT III 

 

10 20 30 40 50 60 70 80 90 100 110120
TIME (MINUTES)
_______LIGHT COLORS (FOR EXAMPLE, BAC8847 OR BAC8950 MUST BE CURED AT TEMPERATURES OF 180`F OR LESS
CAUTION: TO PREVENT INCORRECT COLOR. NOTES: BEFORE BRAKING, FLASH DRY 10 TO 20 MINUTES UNTIL THE GLOSS IS GONE. TO CURE AT A ROOM TEMPERATURE OF 70`F USE THE CURE TIME BELOW:
A. WITH COMPONENT III - 40 HOURS
B. WITHOUT COMPONENT III - 5 DAYS.
Topcoat Cure Chart - Nextel Suede
Figure 701

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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747-400 MAINTENANCE MANUAL
 SKIN AND FASTENERS (CORROSION CONTROL) - CLEANING/PAINTING
__________________________________________________________
 1.  General_______
 A.  This procedure contains seven tasks as follows:
 -inspection/check for rust on the head of steel fasteners
 -rust and corrosion removal from steel fasteners
 -clean the skin before the application of alodine
 -brush the alodine finish
 -
apply sealant to fasteners

 -
apply corrosion preventative paint

 -rework and repair damaged surfaces.
 B.  You can apply BMS10-100 (Aeroflex/Ultraflex) to all structural surfaces that are not exposed to hydraulic fluid or high heat (AMM 51-20-00/001). Do not use BMS10-100 below a different paint system or as a replacement for a different decorative paint system.
 NOTE: BMS10-100 coating is sensitive to fuel, hydraulic fluid,
____ and solvents. The appearance of fluid stains or emulsification of the finish may occur when exposed to these materials. matching the color and appearance of the repair area to the original application of BMS10-100 coating is very difficult. Some color and appearance mismatch is considered acceptable.
 C.  You can apply BMS10-100 to metal structure to help prevent corrosion.
 D.  It is not necessary to remove BMS 10-11 Type 1 and BMS 10-20 primer before you apply the finish coat.
 E.  To brighten the surface or remove small corrosion, do task AMM
　
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