NOTE: A thin even coat of primer shall be applied to the area around the stud to seal all surfaces from the joint in all directions.
(j)
Allow primer to cure four to six hours at room temperature, or for one hour at 180 to 275F (82 to 135C) prior to assembly usage.
D. Method No. 407D: Loose, Worn, or Damaged Bushings (Steel Parts) Replacement Replace loose, worn, or damage bushings in steel parts as follows: WARNING: USE CORRECT PERSONAL PROTECTION. PROCEDURES THAT NEED GRIND/MACHINE WORK WILL CAUSE LOOSE PARTICLES THAT CAN GET IN YOUR EYES.
CAUTION: EXERCISE CARE NOT TO DAMAGE BASIC PART DURING MACHINING OPERATION.
(1)
Machine bushing sufficiently to facilitate removal.
(2)
Remove bushing.
WARNING: SOLVENT VAPORS ARE TOXIC AND FLAMMABLE. DO NOT INHALE
VAPORS. OBSERVE FIRE PRECAUTIONS.
(3)
Clean (remove machining residue) hole that bushing was removed from using solvent (Federal Specification P-D-680, Type I) (SECTION VII).
NOTE: Cold soaking of bushing may be required prior to installation. Refer to applicable manual.
(4)
Press new bushing into position specified in applicable manual.
E. Method No. 407E: Loose, Worn, or Damaged Bushings (Aluminum or Magnesium Parts) Replacement
Replace loose, worn, or damaged bushings in aluminum or magnesium-alloy parts as follows:
CAUTION: EXERCISE CARE NOT TO DAMAGE BASIC PART WHILE REMOVING
BUSHING.
(1)
Press loose, worn or damaged bushing from the basic part.
WARNING: SOLVENT VAPORS ARE TOXIC AND FLAMMABLE. DO NOT INHALE
VAPORS. OBSERVE FIRE PRECAUTIONS.
(2)
Clean hole from which bushing was removed, using solvent (Federal Specification P-D-680, Type I) (SECTION VII). Allow solvent to evaporate completely.
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20-00-02/70-00-01
(3)
Apply a thin coat of primer (flat green) (535K020/930K097, Color #34151) (SECTION VII) to sides of hole to receive new bushing.
NOTE: Refer to applicable manual to verify type of primer to be used.
(4)
While primer is still wet, press new bushing into position specified in applicable manual.
(5)
Wipe off excessive primer.
(6)
Allow primer to cure for four to six hours at room temperature, or bake for one hour at 180 to 275F (82 to 135C).
WARNING: SOLVENT VAPORS ARE TOXIC AND FLAMMABLE. DO NOT INHALE VAPORS. OBSERVE FIRE PRECAUTIONS.
USE CORRECT PERSONAL PROTECTION. PROCEDURES THAT NEED GRIND/MACHINE WORK WILL CAUSE LOOSE PARTICLES THAT CAN GET IN YOUR EYES.
(7) If required, in accordance with applicable manual, machine inside diameter of bushing as specified. Clean machined area, using solvent (Federal Specification P-D-680, Type I) (SECTION VII) to remove machining debris.
F. Method No. 407F: Loose, Worn, or Damaged Pins (Steel Parts) Replacement Replace loose, worn, or damaged pins in steel parts as follows: WARNING: USE CORRECT PERSONAL PROTECTION. PROCEDURES THAT NEED GRIND/MACHINE WORK WILL CAUSE LOOSE PARTICLES THAT CAN GET IN YOUR EYES.
CAUTION: EXERCISE CARE NOT TO DAMAGE BASIC PART DURING MACHINING OPERATION.
(1)
Machine pin sufficiently to facilitate removal.
(2)
Remove pin.
WARNING: SOLVENT VAPORS ARE TOXIC AND FLAMMABLE. DO NOT INHALE VAPORS. OBSERVE FIRE PRECAUTIONS.
(3)
Clean (remove machining residue) hole from which pin was removed, using solvent (Federal Specification P-D-680, Type I) (SECTION VII).
NOTE: Cold soaking of pin may be required prior to installation. Refer to applicable manual.
(4)
Press new pin into position specified in applicable manual.
Repair Page 439 Apr 1/05
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