(2)  
Adjustable mirrors.

 (3)  
Gages

 (4)  
Small, fine-hair, art brush or cotton swabs

 C. Consumable Materials
 NOTE: Use all materials at ambient temperature.
____
 (1)  
Penetrant - Ardrox 970P5, Ardrox System, CP2126

 (2)  
Penetrant - Ardrox 970P10, Ardrox System, CP2127

 (3)  
Solvent-Wet Developer - Ardrox 9D6, Ardrox System, CP2122

 (4)  
Solvent-Wet Developer - Tracer-Tech D499C, Ardrox System, CP2154

 (5)  
Penetrant - Zyglo ZL54, Magnaflux System, CP2142

 (6)  
Penetrant - Zyglo ZL60, Magnaflux System, CP2143

 (7)  
Solvent-Wet Developer - Zyglo ZP9C, Magnaflux System, CP2134

 (8)  
Solvent-Wet Developer - Tracer-Tech D499C, Magnaflux System, CP2154

 (9)  
Penetrant - Fluro-Check WP100, Turco System, CP2153

 (10)
 Penetrant - Fluro-Check WP1B, Turco system, CP2149

 (11)
 Solvent-Wet Developer - Fluro-Check NAD-NF, Turco System, CP2146

 (12)
 Solvent-Wet Developer - Tracer-Tech D499C, Turco System, CP2154

 (13)
 Solvent (Contains Halogen) - 1-1-1 Trichloroethane, CP1011

 (14)
 Solvent (Halogen Free) - Isopropyl Alcohol, CP1041

 TASK 70-40-01-802-028-C00
 4. Prepare for the Inspection
___________________________
 A. Prepare for the Inspection
 S 232-019-C00
 (1)  Tools and Equipment
 (a)  An inspection booth or a darkroom or a black cloth hood (for remote locations) which prevents an unwanted quantity of white light.
 NOTE: If you use too much white light, you can prevent the
____ detection of a bad size indication. Use a test part that has a known defect to make an analysis of the quality of the white light shield.
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(b)  
Use a compressed air supply to dry parts.

 1)  The air supply must have filters to remove oil and moisture to prevent the contamination of the parts or inspection materials.

 (c)  
Use an ultraviolet lamp to find the fluorescent indications.

 (d)  
Use a white light lamp for the visual inspection of the parts.

 (e)  
Use a time piece to measure the time to do operations.

 (f)  
Tools to do the inspection.

 1)  You must have these tools: a) 3-power and 10-power lenses that magnify. b) A mixture of adjustable mirrors. c) Gages to measure the dimension of the fluorescent
 indications.
 d)  Use a small, fine-hair, art brush or cotton swabs to apply the solvent to make an analysis of the indications that you are not sure of.
 S 232-026-C00
 (2)  Prepare the Part for the Inspection.
 (a)  
You must clean the parts before the inspection procedure.

 (b)  
Put a plug or cap on all the tubes and holes in the area you examine.

 NOTE: This will keep the penetrant or other material out.
____
 S 232-020-C00
 (3)  Apply the Penetrant.
 WARNING:_______KEEP THE PENETRANT AWAY FROM SPARKS, FLAME AND HEAT. THE FLASH POINT OF THE PENETRANT IS VERY LOW WHEN YOU USE IT AS A FINE SPRAY. THE PENETRANT IS FLAMABLE WHICH CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT.
 (a)  
Apply the penetrant with a brush or with a spray gun.

 (b)  
Let the penetrant go into the material for 20 to 60 minutes.

 S 232-021-C00
 (4)  Remove the Unwanted Penetrant.
 (a)  Remove the unwanted penetrant with a clean, dry cloth.
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