(c) Mix the cleaner until it is thick and creamy.
WARNING: DO NOT USE HIGH-PRESSURE SPRAY EQUIPMENT TO CLEAN
_______ MECHANICAL, ELECTRICAL, OR HYDRAULIC COMPONENTS. LIQUIDS THAT GET INTO THESE AREAS CAN CAUSE CORROSION, FREEZE DURING AIRPLANE FLIGHT, OR REMOVE NECESSARY LUBRICANTS.
CAUTION: KEEP THE NOZZLE OF THE SPRAY EQUIPMENT MORE THAN 12 INCHES
_______ AWAY FROM THE SURFACE OF THE AIRPLANE. THE SPRAY CAN CAUSE DAMAGE TO THE SURFACE.
CAUTION: DO NOT LET THE SOLVENT EMULSION CLEANER TOUCH ACRYLIC
_______ WINDOWS OR RUBBER PARTS. THE SOLVENT EMULSION CLEANER WILL CAUSE DAMAGE TO ITEMS THAT CONTAIN ACRYLIC OR RUBBER.
(d)
Apply a heavy layer of cleaner to the applicable area with non-atomizing spray equipment, mops, or brushes.
(e)
Let the cleaner soak for five to ten minutes. Do not let the cleaner dry on the surface.
(f)
Rub the surface with a brush to help remove unwanted material.
CAUTION: MAKE SURE YOU FLUSH THE SURFACE SUFFICIENTLY TO REMOVE ALL
_______ OF THE CLEANER. THE CLEANER CAN CAUSE CORROSION IF IT IS NOT REMOVED COMPLETELY FROM THE AIRPLANE SURFACE.
(g)
Flush the surface with clean, warm water (160°F maximum).
(h)
Dry the wet surfaces with air or towels.
S 113-012
(3) Remove Heavy Material (grease and exhaust particles) from Smooth Surfaces
(a) Use the procedure to Remove Moderately Heavy Material (oil and mud) from Smooth Surfaces with these changes: 1) Use a heavy duty cleaner from Table 303. 2) Let the cleaner soak for 15 minutes maximum.
CAUTION:_______USE CEEBEE MAJORCLEAN WITH CARE. THE ABRASIVES IN THIS CLEANER CAN REMOVE THE LUSTER ON CLAD ALUMINUM. THE CLEANER CAN ALSO DECREASE THE CORROSION RESISTANCE OF ANODIZED ALUMINUM.
3) For stains that are not removed by the cleaners in Table 303, use Ceebee Majorclean.
S 113-013
(4) Remove Material Around Sensitive Components
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12-25-01
ALL ú ú 01 Page 340 ú Sep 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
WARNING: REFER TO AMM 32-00-15/201 TO INSTALL THE DOOR LOCKS FOR
_______ THE LANDING GEAR. THE DOORS CAN FALL AND CAUSE INJURY OR DAMAGE IF THE LOCKS ARE NOT INSTALLED CORRECTLY.
(a)
Open the landing gear doors, and install the door locks (AMM 32-00-15/201).
(b)
If you will clean the flaps, extend them to the fully down position.
(c)
Mix the water-base alkaline cleaner from Table 301 for the condition of the surface that you will clean. For heavy material (grease and exhaust particles), mix the heavy duty cleaner from Table 303.
WARNING:_______ DO NOT USE HIGH-PRESSURE SPRAY EQUIPMENT. HIGH-PRESSURE
SPRAY EQUIPMENT CAN PUT LIQUIDS INTO BEARINGS, JOINTS,
BRAKES, ELECTRICAL CONNECTORS, AND OTHER SEALED
COMPONENTS. LIQUIDS THAT GET INTO THESE AREAS CAN CAUSE
CORROSION, FREEZE DURING AIRPLANE FLIGHT, OR REMOVE
NECESSARY LUBRICANTS.
(d)
Apply the cleaner to the applicable area with swabs or brushes. NOTE: To prevent scratches on the surface, soak the brushes
____ in the cleaner before you use them.
(e)
Let the cleaner soak for approximately five minutes. Apply the cleaner again if necessary to keep the surface wet.
CAUTION: DO NOT REMOVE THE LAYER OF GREASE AROUND MECHANICAL
_______ JOINTS. THIS GREASE LUBRICATES THE JOINT AND PREVENTS CORROSION.
(f) Carefully rub the surface with a clean brush to help remove unwanted material.
CAUTION: MAKE SURE YOU FLUSH THE SURFACE SUFFICIENTLY TO REMOVE ALL
_______ OF THE CLEANER. THE CLEANER CAN CAUSE CORROSION IF IT IS NOT REMOVED COMPLETELY FROM THE AIRPLANE SURFACE.
(g)
Flush the surface with clean, warm water (160°F maximum).
(h)
Dry the wet surfaces with air or towels.
CAUTION: YOU MUST LUBRICATE ALL THE BEARINGS AND JOINTS IN THE AREA
_______ YOU CLEANED. THE LUBRICANT WILL REMOVE THE UNWANTED FLUIDS WHICH COULD FREEZE OR CAUSE CORROSION TO THE BEARING OR JOINT. IF YOU DO NOT LUBRICATE THE BEARINGS AND JOINTS, DAMAGE TO THE COMPONENTS CAN OCCUR.
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