TM 1-1520-253-23
3.10.3.5 Marking and Recording of Inspection Results. Mark and record the inspection results as
necessary per paragraph 1.3.
3.10.4 System Securing. Clean the combining transmission adapter thoroughly to remove all
residual magnetic particle media. Refer to Post Cleaning and Restoration of Part or Area After NDI,
dance with the applicable technical manuals listed in Table 1-1. Secure the combiner transmission
door.
FORWARD TRANSMISSION SLIDER SHAFT (MT).
3.11.1 Description (Figure 3-11, Index No. 11). The slider shaft is mounted around the integral
shaft and bolted to the top of the transmission. It provides the bearing surfaces for the swashplate
motion.
3.11.2 Defects. Defects may occur anywhere on the surface of the forward transmission slider
shaft. Any damaged areas shall be inspected both before and after repair to ensure there are no
cracks. No cracks are allowed.
3.11.3 Primary Method. Magnetic Particle.
3.11.3.1 NDI Equipment and Materials. (Refer to Appendix B.)
a. Magnetic Particle Inspection Probe/Yoke
b. Magnetometer
c. Black Light
d. Fluorescent Magnetic Particles
e. Consumable Materials, refer to Table 1-8
f. Aircraft Marking Pencil, refer to Table 1-8
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