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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 917-007
 (6)  Do not move the solution for a minimum of 1 hour.
 NOTE:____A dirty solution is unsatisfactory. Prepare the solution in small quantities and discard it when it is dirty. If water that is not distilled is used, add nitric acid to control the pH range from 1.50 to 2.00 for Alodine 1200 or 1200s. For Aoldine 600 add 2 percent by volume of Alodine Toner 22 and stir to adjust the pH to between 1.5 and 2.0. Do a pH check. Use pHydrion paper #60781. Do not add wetting agents or other materials to this solution.
 D. Procedure - Apply Alodine 600, 1200 or 1200S solution.
 NOTE: In areas where the Alodine may come in contact with BMS 10-20
____
 primer, only Alodine 600 should be used.

 S 377-018
 WARNING: DO NOT GET ALODINE SOLUTION IN YOUR MOUTH, IN YOUR EYES, ON
_______ YOUR SKIN, OR ON YOUR CLOTHES. DO NOT BREATHE THE FUMES FROM THIS MATERIAL. AIR MUST FLOW FREELY THROUGH THE WORK AREA. USE THE NECESSARY RESPIRATORY PROTECTION. KEEP THIS MATERIAL AWAY FROM SPARKS, FLAME, AND HEAT. THIS MATERIAL IS POISONOUS AND FLAMMABLE AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 DO NOT LET THE CLOTHS YOU USE TO DRY. THESE CLOTHS, WHEN DRY,
 CAN CAUSE A FIRE.
 (1)  
Apply Alodine 600, 1200 or 1200S equally with a fiber or nylon brush or a clean cheesecloth. Start from the bottom.

 S 377-015

 (2)  
Let the solution stay on the surface until a given color is found. Keep the area wet. Apply small quantities of solution with a cheesecloth.

 NOTE: Do not let the Alodine 600, 1200, or 1200S solution dry until
____
 the color of the surface changes.

 S 147-027
 (3)  Carefully flush the surface with a clean cheesecloth that is moist with water. Start from the bottom.
 NOTE:____Be careful when you rub or dry the surface. Do not remove the coating or cause scratches on the surface.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 747-400 MAINTENANCE MANUAL
 (4)  S 147-016Lightly rub the surface with a clean dry cheesecloth to remove unwanted liquid. Rub the surface until the liquid is gone.
 (5)  S 107-017Immediately after use, fully clean the cloths in water and keep them in a container filled with water.
 (6)  S 917-021Air dry the surface.
 NOTE:____ Dry at 120 degrees F (optimum), 130 degrees F (maximum).
 (7)  S 377-023Apply the last finish or start adhesive bonding (Chapter 51 of the Structural Repair Manual). Touch the parts or surface with clean gloves and keep the parts or surface dry and clean to prevent surface contamination.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 MAGNESIUM - (CONVERSION COATING) CLEANING/PAINTING
__________________________________________________
 1.  General_______
 A.  This procedure contains one task. The task is the application of conversion coating.
 TASK 51-21-05-107-009
 2.  Apply Conversion Coating________________________
 A.  General
 WARNING: CLEANING AND CONVERSION COATING SOLUTIONS CONTAIN POISONOUS AND
_______ FLAMMABLE MATERIALS. CLEANING AND CONVERSION COATING SOLUTIONS CAN CAUSE DAMAGE TO EQUIPMENT OR INJURY TO PERSONS.
 (1) Obey this warning during all of this task.
 B.  Consumable Materials
 (1)
G00371 Brush - Soft-Bristle

 (2)
B00004 Cleaner - Waterbase Alkaline - Kelite 28

 (3)
Magnesium Oxide

 (4)
C00015 Coating - Conversion (Magnesium)

 (5)
G00549 Acid - Chromic

 (6)
E00197 Calcium Sulfate (Powder)

 (7)
B00232 Sodium Hydroxide

 (8)
E00069 Acid - Sulfuric

 (9)
A00322 Paper - Abrasive, Aluminum Oxide, 240 Grit or Finer
　
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