Magnavox Essence HR1784 Manual de servicio

TO 1-1-8TECHNICAL MANUALAPPLICATION AND REMOVAL OFORGANIC COATINGS,AEROSPACE AND NON-AEROSPACEEQUIPMENTF09603-87-D-2264FA8501-05-D-0002DISTRIBUTION ST

VOCVolatile OrganicCompound4 LIST OF RELATED PUBLICATIONS.The following publications are to be used for reference.Maintain only those publications req

a. Touch-up using MIL-PRF-23377 Type I, Class C1 or C2or MIL-PRF-85582 Type I, Class C1 or C2 epoxyprimer and MIL-PRF-85285 Type I high solids polyure

2473, (Preval Power Unit Only). Each power unit iscapable of spraying up to 16 oz. of liquid.5.8.4 Brush/Roller Touchup.NOTEAerosol spraying is limite

5.8.6 RollerApplication. While not as good as sprayersfor metal surfaces, rollers do provide a smoother and moreprofessional appearance than brushes.

5.8.8.2 Maintenance Painting. Maintenance paintingof thermoplastic/thermoset powder coatings shall be accom-plished using epoxy or polyurethane topcoa

CHAPTER 6USAF STANDARD COATING SYSTEMS FOR AIRCRAFT AND EQUIPMENT6.1 CLASSIFICATION OF ORGANIC COATINGS.Customarily, finishing materials are classed as

a. Allow materials to come to room temperature.b. Remove lids and inspect paint for skin-over, gelling,lumps, etc. Skins, if present, shall be careful

of color or flow will indicate incomplete mixing. Comparisonof materials from the bottom and top of a container may bemade by this method.6.7 SOLVENTS,

the spray gun or brush, tendency to sag or run, drying time,etc. Volatility also largely governs the flash point of materials.6.7.2 Thinners.The very p

the cup from the moment the cup clears the liquid surface tothe point where the first break in the flow stream is noted.This time is the viscosity in No

List of Related Publications - ContinuedNumber TitleGGG-C-520 Cloth and Disks, Abrasive,Open-Mesh, Waterproof(Repl. by ANSI B74.18)MIL-A-8625 Anodic C

mixed with a base material prior to application, starting achemical reaction that continues after application to developa film with good performance ch

Class C1 Barium chromate based corrosion inhibi-torsClass C2 Strontium chromate based corrosion in-hibitors.Class N Non-chromate based corrosion inhib

6.12.3.1 Characteristics. This is a two-component,lead free, water-reducible corrosion inhibiting, epoxy primerformulated to meet most local environme

material thoroughly following manufacturer’s instructions.Do not mix more material than can be used in four hours.NOTESome materials are mixed in a th

proportions of 15 to one by weight. Always properly mix inthe correct proportions by the manufacturer’s directions foroptimum results.NOTEThe base com

and lubricants; but it has only fair weathering characteristics.Because it is an epoxy, this coating is difficult to remove withstandard paint remover

resistance superior to conventional polyurethane topcoats.Although some degradation in fade resistance will occur ifAPC is applied over PR-1422GV eles

6.12.7.6 Thinning.PCBTF, NSN 6850-01-399-0676, is combustibleand an irritant to eyes, skin, and respiratory tract.Eye and skin protection required. Di

inhibitive wash coat or metal conditioner with the propertiesof the conventional anticorrosive primer. This coating isfurnished with a resin component

may be minimized by thinning with one part by volume ofthinner to five parts by volume wash primer with a thinnercomposed of two parts (by volume) of d

List of Related Publications - ContinuedNumber TitleSAE AMS-3819 Cloths, CleaningSAE AMS-C-27725 Coating, Corrosion Preven-tive, Polyurethane, forAirc

cannot be raised, discard or set aside the wash primer beingused and mix and thin a new batch following the instructionsin Paragraph 6.12.5.3 and Para

c. If it is required to mix batches smaller than the full unitsize, strictly maintain the proportions of vehicle andpigment specified by the manufactur

6.12.11.4 Thinning. Package viscosity is generally ap-propriate for brush application. Adjust viscosity of the primerfor spraying by thinning in accor

6.12.15.1 Characteristics. This is a water emulsion,protective, strippable, sprayable, multi-coat coating for appli-cation over metallic, painted, and

6.12.17.5 Application. Apply by HVLP spraying meth-ods (hot or cold method) or as recommended by the manu-facturer within the six hours at 75° F/24° C

6.12.18.2 Uses. This coating is intended for the protec-tion of aircraft integral fuel tanks against corrosion in aservice temperature range of -65° F

a metal spatula. Keep empty containers and those containingmixed and unmixed coating tightly closed when not in use.6.12.18.4 Application.The dry film

walkway coating need not be topcoated on interior walkways,ramps, steps, and doorways in high traffic areas. Beforeapplying the non-slip coating, wipe

6.12.22.3 Installation.• The temperature during application shall be atleast 60° F. This may be accomplished with aground heater for small areas.• Mat

Table 6-2. Leading Edge Tape Materials/Tools - ContinuedMaterial Source UseTape, masking AF Supply Masking of application areaMIL-T-21595/SAE AMS-T-21

SAFETY SUMMARY1 GENERAL SAFETY INSTRUCTIONS.This manual describes physical and chemical processes,which may cause injury or death to personnel, or dam

e. Apply adhesive promoter per Table 6-2 to entire area.Allow to dry for 20 minutes.f. Apply film and rub thoroughly.NOTEEnsure air bubbles do not buil

CHAPTER 7APPLICATION AND REMOVAL OF DECALS AND SILK SCREENING7.1 DECALS - GENERAL.NOTENational Stock Numbers (NSN’s) for specificdecals and related mat

7.3 LARGEEMBLEMSAND LETTERS USING HINGEAPPLICATION METHOD.Apply these decals using a “Hinge” method as outlinedbelow.a. Tape decal into position with

the surface with one hand and allow adhesive to touchonly as pressure is applied. Be sure the edges are firmlyadhered. (See Figure 7-6.) - Step 4.7.4 D

7.6 APPLICATION OF PREMASKED DECALS.Decals that have application tape (cut to the same shape as thedecal) applied to the film side are supplied specific

7.8 APPLICATION OF MARKINGS WITH SILK-SCREEN.This method can be used for painting internal and externalmarkings and insignias.7.8.1 Materials and Equi

CHAPTER 8EXTERIOR FINISHES, INSIGNIA AND MARKINGS,APPLICABLE TO USAF AIRCRAFT8.1 GENERAL.8.1.1 Purpose. The purpose of this chapter is to stan-dardize

8.1.12 Service Tests. Approved service test programswill be implemented by coordinated effort, monitored by theappropriate engineering function, SPD,

8.2.4.3 In the absence of a tailored weapon system paintplan the above criteria will apply to all aircraft.8.2.5 Camouflage. Camouflage is used for the

Table 8-1. Standard MarkingsItem General LocationNational Star Insignia Aircraft Wing and Fuselage“USAF” Marking Aircraft Wings“U.S. AIR FORCE” Markin

Table 8-3. Aircraft Authorized United States ofAmerica Markings - Continued76th Airlift Squadron USAFEE-4 Aircraft8.3.6.1 In the event five numerals ar

Table 8-4. Aircraft Authorized Multi-Colored BladeTip MarkingsAir AttacheMAAGUSAF Mission89th Airlift Wing8.4.6 Helicopter Main Rotor Blade Markings.

8.4.13 Markings for Tank Filler Areas. Fuel filler capsshall be painted red. A red band, one inch wide, around andtwo inches away from the fuel fill cap

8.5 ESTABLISHING REQUIREMENTS FOR MISSIONACTIVITY, CREW ACCOMPLISHMENT, AND ESPRITDE CORPS INSIGNIA AND MARKINGS.Markings which reflect mission activit

APPENDIX ASHELF-LIFE EXTENSION PROCEDURESA.1 GENERAL TESTING PROCEDURES.WR-ALC/MXRE is the AF executive agent for the Shelf-LifeExtension Data (SLED)

within five hours, and dry-hard (finger applied with reason-able force and turned with no deformation of coating) withineight hours after spray applicat

turer’s instructions (measuring each component), and spraythe coating on the test panels. Test panels shall be aluminummeasuring approximately 3 inx6i

APPENDIX BSTANDARD AIR FORCE AIRCRAFT MARKINGSB.1 NATIONAL STAR INSIGNIA.a. Dimensions. (Figure B-1.) The dimensions of the insig-nia shall be determi

CHAPTER 1INTRODUCTION AND GENERAL DISCUSSION OF COATINGMATERIALS AND TERMS1.1 INTRODUCTION.NOTESee Chapter 8 for Air Force policy on determin-ing when

Figure B-1. Edge SealingTO 1-1-8B-2

Figure B-2. National Star Insignia on Swept WingsTO 1-1-8B-3

Figure B-3. Form of Letters and NumeralsTO 1-1-8B-4

NOTEFor non-standard and unique coatings, such as APC, add manufacture product code.Figure B-4. Typical Marking For Paint Facility/Finish Identificatio

Figure B-5. “UNITED STATES OF AMERICA” AND AMC Standard Marking SampleTO 1-1-8B-6

Figure B-6. Distinctive Unit, Serial Number and ACC Standard SampleTO 1-1-8B-7

Figure B-7. Aircraft Markings, Servicing and Precautioning (Sheet 1 of 2)TO 1-1-8B-8

Figure B-7. Aircraft Markings, Servicing and Precautioning (Sheet 2)TO 1-1-8B-9

Figure B-8. Ground Here, International SymbolFigure B-9. Markings For Fire Access PanelTO 1-1-8B-10

Figure B-10. Helicopter Tail Boom MarkingsFigure B-11. Typical Emergency Instruction MarkingsTO 1-1-8B-11

meric materials which are not truly “paints,” and also certainchemical surface-treating materials which are not truly or-ganic. These materials may or

Figure B-12. Typical Emergency Entry MarkingsTO 1-1-8B-12

APPENDIX CRESPIRATOR PROTECTION EQUIPMENTC.1 INTRODUCTION.Table C-1 provides a list of respirator equipment and relatedmaterials for use in aircraft,

Table C-1. Respirator Protection EquipmentItem No. Nomenclature Specifications/Part Number National Stock Number Unit Issue Intended Use1Particulate Re

Table C-1. Respirator Protection Equipment - ContinuedItem No. Nomenclature Specifications/Part Number National Stock Number Unit Issue Intended Use8In

Table C-1. Respirator Protection Equipment - ContinuedItem No. Nomenclature Specifications/Part Number National Stock Number Unit Issue Intended UseNOT

GLOSSARYAACCELERATOR — A substance which speeds up thepolymerization of a synthetic resin.ACRYLIC RESIN — Any of a group of transparentthermo-plastic

CCASE HARDENING — The formation of a hardened topsurface with a soft underbody. Proper relative humidityconditions within the drying room will assist

DRYING TIME — The time required for a coating toattain various stages of dryness. Three commonly referredto drying times are: dry to touch, dry to han

INTERCOAT — A layer of paint that is “sandwiched”between two others. Also refers to something occurringbetween coats, as in “intercoat adhesion”.LLATE

thick a coating can result in pock marks. To overcome thiscondition, apply thinner coatings, use less air pressure, anduse a high solvency thinner.POL

CHAPTER 2ORGANIC FINISH SYSTEM REMOVAL2.1 INTRODUCTION.The most important factor in removal of organic finishsystems (coatings/paints) is complete remo

is removed, it is a lacquer or alkyd enamel coating. Ifit is not removed, or very little is removed, it is apolyurethane or an epoxy coating.(2) For p

d. For air and water-driven abrasive removal operationsunless otherwise noted, the same materials listed forchemical removal operations shall be used

Dates of issue for original and changed pages are:Original...0...15February 2006Change ...1...14February 2007Change. ...2...14July

Care should be taken when cutting and trimmingof the barrier/tape to prevent damage to thetransparent plastic and glass surfaces.c. Mask all radomes,

NOTEAll chemical removers have a shelf life of sixmonths from the date of manufacture unlessotherwise specified, if they are stored and main-tained und

Part Number Source of SupplyIntex 857 EZE Products Inc, Intex ChemicalDivCage Code: 8Z357603 High Tech CTGreer, SC 29650CeeBee A-292 CeeBee Div.; McGe

2.6.4.2 Removers for polysulfide primers 6850-01-495-0150 (55 GL DR), 6850-01-495-0149 (5 GL), 6850-01-495-0235 (1 GL).Part Number Source of SupplyCeeB

2.7 GENERAL OVERALL CHEMICAL REMOVALPROCEDURES.Chemical removal of organic finish systems shall be per-formed in accordance with the following sequenti

• Never allow a chemical remover to dry on thesurface to which it is applied as it is extremelydifficult to remove after it dries.• Never rinse surfac

Only those aluminum wools and brushes speci-fied shall be used to agitate metallic surfacesduring finish system removal operations. Othertypes of metall

the next step. If other areas are to be worked, repeatParagraph 2.7 step g through step n on the next area.Application of chemical remover on a new ar

2.9 MECHANICAL REMOVAL OF ORGANIC FINISHSYSTEMS.• Reference Table 3-1 for the minimum recom-mended PPE for paint removal operationsusing hand held or

• Plastic media blasting (PMB) may be used oncomposite materials in accordance with pro-cedures in Paragraph 2.11, providing its usehas been approved

TABLE OF CONTENTSChapter Page Chapter PageLIST OF ILLUSTRATIONS ... viLIST OF TABLES ...viFOREWORD ... viiSAF

underlying surface. Table 2-1, Table 2-2, and Table 2-3 shallbe used to determine the abrasive material to be used fortopcoat or primer removal and th

Table 2-1. Hand Held AbrasivesHand Held AbrasivesClad ⁄ Alclad and AnodizedAluminum AlloysNon-Clad and UnanodizedAluminum AlloysMagnesium AlloysIron a

Table 2-2. Motor Driven AbrasivesMotor Driven AbrasivesClad ⁄ Aiclad and Anodized AluminumAlloysNon-Clad and Unanodized AluminumAlloysMagnesium Alloys

Table 2-3. Abrasive MaterialsItem Specification NSN Unit of IssueRoloc Plastic Holder Roloc #1 Plastic Holder 3460-01-509-1784 CaseRoloc Plastic Holder

Table 2-4. Recommended Controls and PPE for Abrasive Blasting OperationsaOperationEngineering Con-trolsPersonal Protective EquipmentRespiratory Hand E

2.11 PMB REMOVAL METHOD.PMB is an excellent and rapid method for finish systemremoval, but it can cause severe damage to structure andinjury to personn

2.11.3.1 Pressure shall be within the range of 40 to 60 PSIat the blast nozzle for 3.0 MOH hardness media (Type I), 25to 40 PSI at the nozzle for 3.5

U.S. Technology CorporationPoly V (Type V)1446 West Tuscarawas StreetCanton, OH 44702-2038Cage Code: 1AM56Composition Materials Co., Inc.125 Old Gate

• When using the PMB method of paint removalon non-metal (composite) surfaces, it is im-portant to limit the amount of time the surfaceis exposed to t

instruction in Paragraph 2.3 step d of this technical orderand the applicable system specific aircraft or equipmenttechnical order for the item being b

3 SURFACE PREPARATION AND CHEMI-CAL PREPAINT SURFACE TREAT-MENT ... 3-13.1 SURFACE PREPARATION FORPAINTING AND CHEMICALPREPAINT S

250 ml Pyrex beaker500-ml graduated glass cylinderTwo jug-type glass storage bottles, gal, with screwcapsHydrometer, 1.60 - 1.80 specific gravityPyrex

Tapping the side of the separatory funnel may help toremove the high-density particles. Do not allow fluidlevel to get too low, because it might allow

causing contamination or damage to equipment, sys-tems, or structure. All surfaces where tape is to beapplied shall be wiped down with isopropyl alcoh

areas. Protective clothing worn during water strippingshall remain in the work area and shall not be takenhome for cleaning.f. MPW nozzle operators sh

2.14.2 Mechanical Paint Removal on Fiber Glass,Arranged Fiber (“Kevlar”)/Epoxy, and Graphite or Bo-ron Fiber/Epoxy Composite Surfaces.Do not mount an

CHAPTER 3SURFACE PREPARATION AND CHEMICAL PREPAINTSURFACE TREATMENT3.1 SURFACE PREPARATION FOR PAINTING ANDCHEMICAL PREPAINT SURFACE TREATMENT.The lif

or hook and loop mounted surface conditioning disc, or a discfabricated from an abrasive cloth sheet. Use sanders andgrinders attached to high efficie

NOTEIt is essential that a formal maintenance/repairschedule be instituted for the high efficiencyvacuum units. Replace bags in vacuum units aftereach

Table 3-1. Recommended Controls and PPE for Surface Preparation OperationsaOperationEngineering Con-trolsPersonal Protective EquipmentRespiratory Hand

These solvents should not be used on polycarbon-ates or acrylics. These solvents will cause mostrubber products to swell; however, the rubber willretu

5.5.3 Electrostatic Aircraft Painting ... 5-55.5.4 Atmospheric Conditions For Paint-ing ... 5-65.5.5 Test Panels ...

Table 3-2. Wipe Solvents - ContinuedSolvent SelectionMetalsOrganic Coatings FL 6Coated Solvent Resistant Finishes FL 6Composite MaterialsReactivation

* = These solvents are composed of a mixture of photochemically reactive hydrocarbons and oxygenated hydro-carbons and have a maximum vapor pressure o

flashing out suddenly over a large area, it shall be consideredas evidence of impurities on the surface such as free alkali,residual detergents, etc.,

corrosion rework areas on clad and unclad aluminum alloys.This specification covers the preparation and application ofchemical conversion materials, an

paint may require more than one application and rinse.Examine suspect areas being treated witha4to10power magnifying glass to determine if another app

3.1.18 Mixing MIL-C-81706/MIL-DTL-81706 Solu-tion. The use of MIL-C-81706/MIL-DTL-81706 requiresthat the following precautions be observed.• MIL-C-817

on MIL-C-81706/MIL-DTL-81706 solution immedi-ately after rinsing the MIL-C-38334/SAE AMS-1640compound from aircraft surfaces which are to be paintedan

3.1.20 Alternate Surface Preparations For AluminumSurfaces (PreKote SP).PreKote SP is for exterior mold line applicationsonly.NOTE• PreKote SP require

b. Apply and agitate first coat of PreKote SP in smallsections (approximately 16 square feet per person work-ing an area).NOTEDo not allow PreKote SP t

NOTE• PreKote SP may be applied by pressuresprayer, spray bottle or fluid feed attached tosander.• The first coat of PreKote SP may be hand orpneumatic

6.12.18 Coating, Corrosion Preventive, ForAircraft Integral Tanks, MIL-C-27725/SAE AMS-C-27725 ... 6-206.12.19 Coating Compound, Nonslip (ForWalkway

Water to make 1 galChromic Acid Solution (Also known as Dow 19)Chromium Trioxide (A-A-5587Type III) (99.5% pure)11/3ozCalcium Sulfate 1 oz(CaSo44•2H2O

Care should be taken when cutting and trimmingof the barrier/tape to prevent damage to anytransparent plastic and glass surfaces.NOTEFor general large

CHAPTER 4PAINTING APPLICATION METHODS4.1 GENERAL.Spray application is the standard for painting Air Forceaircraft and most other equipment. It is fast

4.2.3 Airless Spray. The term airless comes from thefact that no air pressure is used with this paint applicationmethod. Instead, hydraulic pressure i

completely drain, minimizing paint waste. Gravity feed gunssupply paint to the orifice solely by means of gravity. The airpressure at the orifice of the

Figure 4-2. Simple Spray System SetupTO 1-1-84-4

4.3.5 Air Compressors. Air compressors provide acontinuous supply of compressed air at a predeterminedmaximum pressure and a minimum volume in cubic f

Figure 4-4. Complete Spray SystemTO 1-1-84-6

4.4.1.1 Distance. Distance depends on the desiredwidth of the paint fan and the type of gun used (Figure 4-7,Detail A). When all adjustments to the sp

8.4.9 Markings for Servicing, GroundHandling and Hazard Warning . . 8-68.4.10 Markings for Engine CompartmentFire Access Panel ... 8-68.4.11 E

without a cross coat may be used. The process control mustbe adequate to prevent holidays or other finish defects thatmay result from a single heavy ap

Figure 4-7. Right and Wrong Methods of SprayingTO 1-1-84-9

Figure 4-8. Fifty Percent OverlapFigure 4-9. Cross CoatingTO 1-1-84-10

4.4.2 GunAdjustments. The flow of air and fluid at thegun must be adjusted or balanced to obtain proper atomiza-tion and other desired spraying characte

4.4.3 Painting Difficulties and Remedies. Coatingtroubles may be divided into five groups: (1) Inadequatesurface preparation, (2) Incorrect methods or

Table 4-1. Spray Coating Troubles, Possible Causes, and RemediesTrouble Possible Causes Preventive Measures Or RemediesSags and Runs 1. Dirty air cap

Table 4-1. Spray Coating Troubles, Possible Causes, and Remedies - ContinuedTrouble Possible Causes Preventive Measures Or RemediesPaint will notcome

Table 4-1. Spray Coating Troubles, Possible Causes, and Remedies - ContinuedTrouble Possible Causes Preventive Measures Or RemediesPaint Leaks fromSpr

Table 4-1. Spray Coating Troubles, Possible Causes, and Remedies - ContinuedTrouble Possible Causes Preventive Measures Or RemediesCrazing, MudCrackin

Table 4-1. Spray Coating Troubles, Possible Causes, and Remedies - ContinuedTrouble Possible Causes Preventive Measures Or RemediesInconsistent Color-

LIST OF ILLUSTRATIONSFigure Title Page Figure Title Page4-1 Nozzle Pressure Gauge ... 4-14-2 Simple Spray System Setup ... 4-44-3 Airless

Table 4-1. Spray Coating Troubles, Possible Causes, and Remedies - ContinuedTrouble Possible Causes Preventive Measures Or RemediesFish-Eyes andPoor W

Figure 4-14. Orange Peel Figure 4-15. Sandpaper FinishTO 1-1-84-19

Figure 4-16. WrinklingFigure 4-17. CrazingFigure 4-18. CrackingTO 1-1-84-20

Figure 4-19. BlisteringFigure 4-20. Fish EyesFigure 4-21. LiftingFigure 4-22. Pitting or CuppingTO 1-1-84-21

4.5 CLEANING AND MAINTENANCE.Proper maintenance of spray guns is necessary to preserve thelife of the gun and ensure high quality results. The gunrequ

4.6 MECHANICAL PAINT GUN WASHER.When lower vapor pressure solvents are used toclean paint guns and their paint supply lines/hoses, the paint guns must

CHAPTER 5PAINTING OPERATIONS FOR AIRCRAFT AND EQUIPMENT5.1 GENERAL.This chapter describes coating application procedures foraircraft and equipment use

Table 5-1. Minimum Recommended Controls and PPE for Priming and Painting OperationsaOperationEngineering Con-trolsPersonal Protective EquipmentRespira

5.2.1 Respiratory Protection. Many toxic materials arefound in spray painting shops which may impair the health ofpersonnel if control measures are no

FOREWORD1 PURPOSE.The purpose of this technical order is to prescribe standardprocedures for the removal, application, and maintenance ofcoating syste

5.4.3 Cleaning and Maintenance. A suitable coatingshould be applied to all dry interior surfaces of a booth tofacilitate cleaning. Paint residue which

h. All aircraft, equipment, work stands, solvents contain-ers/buckets, people, and adjacent equipment shall begrounded prior to using the painting equ

b. Electrostatic coating application equipment shall beused only in paint hangars or other areas designated andapproved by the local base Fire, Safety

5.5.4.6 The aircraft skin temperature must be at least 60°F prior to any application of coatings. During extremely coldweather, this may require placi

5.6.1 Aircraft Paint Application Sequence.• Aircraft shall be primed and painted so paint-er’s exposure to the spray mist or cloud isminimized.• Alway

(5) Apply topcoat to the fuselage aft section starting atthe wing trailing edge and the top moving aft anddown to the aft end with the initial stroke

e. Begin overcoating within 48 hours after scuff sandingand conversion coating operations and immediatelyafter solvent wipe down. Apply one thin/mist

Table 5-2. Allowable Coating Thickness for Production Level Finishing (Depot, Original Manufacture, Field)Coating Specification Number of CoatsDry Film

sheet taped on the area under inspection. The test area shall besoaked for a 24 hours minimum, and shall have a minimumdiameter of 3 inches.5.6.6.1.4.

5.6.7 Soil Barrier Coating. If approved by weaponsystem technical order, this coating may be applied to allnewly painted aircraft in the jet engine ex