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Army Communication Systems Organizational Maintenance of Laboratory EquipmentOrganizational Maintenance of Laboratory EquipmentGeneralGeneral (continued)Table of ContentsTable of Contents (Cont)Grading and Certification InstructionsIntroduction to Organizational Maintenance of Laboratory EquipmentLesson 1. Perform organizational maintenance on projection printers.Learning Event 2: Describe Procedures for Performing Monthly MaintenanceLearning Event 3: Locate and Describe Organizational Lubrication PointsLearning Event 4: Identify Methods of Troubleshooting Projection PrintersAligning Film Stage BridgeFigure 1-3. Organizational troubleshooting chartFigure 1-4. Aligning film stage bridgeAligning Condenser Lens SetFigure 1-5. Printer componentsReplacement of lens board springsFigure 1-6. Lift cylinder assembly, exploded viewVariable Condenser Lens ReplacementPower Cable.Figure 1-8. Power cable, wiring diagramFigure 1-9. Power cable and associated partsPractice ExerciseAnswers to Practice ExerciseLesson 2. Perform organizational maintenance on contact printers.Quarterly Checks and ServicesFigure 2-3. Felt clutch lubricationLubrication ServicesFigure 2-4. Troubleshooting chartSectionalizationRepairs and replacement of parts.Figure 2-5. Front panel, exploded viewLight box switch replacement.Exposure time and number of prints switch replacementDiffusing glass replacement.Adjustments. Practice ExerciseAnswers to Practice ExerciseLesson 3. Perform organizational maintenance on photographic print driers.Figure 3-1. Organizational monthly preventive maintenance checks and servicesFigure 3-2. Organizational quarterly maintenance checks and servicesFigure 3-3. EL-5(1), lubrication points, right sideFigure 3-4. EL-5(1), lubrication points, left sideFigure 3-6. EL-5(2) and EL-5(3), lubrication points, right sideFigure 3-7. EL-5(2) and EL-5(3), lubrication points, left sideFigure 3-8. Organizational troubleshooting tableFigure 3-8. Organizational troubleshooting table--continuedFigure 3-8. Organizational troubleshooting table--continuedFigure 3-9. EL-5(1), front and right-hand side of drier with cutaway view showing heater assembly and motorFigure 3-10. EL-5(2) and EL-5(4), right side, with control box cover removedFigure 3-11. EL-5(3), right side, with control box cover removedFigure 3-12. EL-5(5) and EL-5(5)--(F42600-70-C-2658), right side, with control box cover removedOrganizational repairs, adjustments, and replacement of parts.Figure 3-13. EL-5(1), front and left side, partial exploded viewFigure 3-14. EL-5(1), apron and associated componentsReplacement.Figure 3-15. EL-5(2) through EL-5(5) left front side, partial exploded viewFigure 3-16. EL-5(3) and EL-5(5) squeegee roller bearing support assemblyReplacement.Adjustment.Figure 3-17. EL-5(1), squeegee roller, exploded viewReplacing the drive roller assembly on the EL-5(1).Figure 3-18. EL-5(1), drive roller assembly, exploded viewReplacement.Replacing the print stripper on the EL-5(2) through EL-5(5)Figure 3-19. EL-5(1), power cable configurationReplacing the power cable on the EL-5(2)Figure 3-20. EL-5(2), power cable configurationReplacing the power cable on the EL-5(3), EL-5(4), and EL-5(5) -(F33657-67-C-0314)Figure 3-21. EL-5(3), EL-5(4), and EL-5(5)-F33657-67-C-0314, power cable configurationReplacing the power cable on the EL-5(5)-(F42600-70-C-2658) (fig. 3-22).Replacement.Answers to Practice ExerciseLesson 4. Perform organizational maintenance on photographic print washers.Figure 4-1. Monthly preventive maintenance checks and services chartFigure 4-2. Motor and pulleys (motor cover removed)Figure 4-3. Stuffing box (end panel removed)Practice ExerciseAnswers to Practice Exercise
Army Communication Systems
Organizational Maintenance of Laboratory EquipmentOrganizational Maintenance of Laboratory EquipmentGeneralGeneral (continued)Table of ContentsTable of Contents (Cont)Grading and Certification InstructionsIntroduction to Organizational Maintenance of Laboratory EquipmentLesson 1. Perform organizational maintenance on projection printers.Learning Event 2: Describe Procedures for Performing Monthly MaintenanceLearning Event 3: Locate and Describe Organizational Lubrication PointsLearning Event 4: Identify Methods of Troubleshooting Projection PrintersAligning Film Stage BridgeFigure 1-3. Organizational troubleshooting chartFigure 1-4. Aligning film stage bridgeAligning Condenser Lens SetFigure 1-5. Printer componentsReplacement of lens board springsFigure 1-6. Lift cylinder assembly, exploded viewVariable Condenser Lens ReplacementPower Cable.Figure 1-8. Power cable, wiring diagramFigure 1-9. Power cable and associated partsPractice ExerciseAnswers to Practice ExerciseLesson 2. Perform organizational maintenance on contact printers.Quarterly Checks and ServicesFigure 2-3. Felt clutch lubricationLubrication ServicesFigure 2-4. Troubleshooting chartSectionalizationRepairs and replacement of parts.Figure 2-5. Front panel, exploded viewLight box switch replacement.Exposure time and number of prints switch replacementDiffusing glass replacement.Adjustments. Practice ExerciseAnswers to Practice ExerciseLesson 3. Perform organizational maintenance on photographic print driers.Figure 3-1. Organizational monthly preventive maintenance checks and servicesFigure 3-2. Organizational quarterly maintenance checks and servicesFigure 3-3. EL-5(1), lubrication points, right sideFigure 3-4. EL-5(1), lubrication points, left sideFigure 3-6. EL-5(2) and EL-5(3), lubrication points, right sideFigure 3-7. EL-5(2) and EL-5(3), lubrication points, left sideFigure 3-8. Organizational troubleshooting tableFigure 3-8. Organizational troubleshooting table--continuedFigure 3-8. Organizational troubleshooting table--continuedFigure 3-9. EL-5(1), front and right-hand side of drier with cutaway view showing heater assembly and motorFigure 3-10. EL-5(2) and EL-5(4), right side, with control box cover removedFigure 3-11. EL-5(3), right side, with control box cover removedFigure 3-12. EL-5(5) and EL-5(5)--(F42600-70-C-2658), right side, with control box cover removedOrganizational repairs, adjustments, and replacement of parts.Figure 3-13. EL-5(1), front and left side, partial exploded viewFigure 3-14. EL-5(1), apron and associated componentsReplacement.Figure 3-15. EL-5(2) through EL-5(5) left front side, partial exploded viewFigure 3-16. EL-5(3) and EL-5(5) squeegee roller bearing support assemblyReplacement.Adjustment.Figure 3-17. EL-5(1), squeegee roller, exploded viewReplacing the drive roller assembly on the EL-5(1).Figure 3-18. EL-5(1), drive roller assembly, exploded viewReplacement.Replacing the print stripper on the EL-5(2) through EL-5(5)Figure 3-19. EL-5(1), power cable configurationReplacing the power cable on the EL-5(2)Figure 3-20. EL-5(2), power cable configurationReplacing the power cable on the EL-5(3), EL-5(4), and EL-5(5) -(F33657-67-C-0314)Figure 3-21. EL-5(3), EL-5(4), and EL-5(5)-F33657-67-C-0314, power cable configurationReplacing the power cable on the EL-5(5)-(F42600-70-C-2658) (fig. 3-22).Replacement.Answers to Practice ExerciseLesson 4. Perform organizational maintenance on photographic print washers.Figure 4-1. Monthly preventive maintenance checks and services chartFigure 4-2. Motor and pulleys (motor cover removed)Figure 4-3. Stuffing box (end panel removed)Practice ExerciseAnswers to Practice Exercise
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