TM 1-1520-265-23
Figure 6-9. Yaw/Pitch Coupling Link
6.9.3.7 Marking and Recording of Inspection Results. Mark and record inspection results as required by paragraph 1.3.
6.9.4 Backup Method. None required.
6.9.5 System Securing. The yaw/pitch coupling link, if removed, requires installation in accordance with the applicable
technical manuals listed in Table 1-1.
6.10 FERROUS FLIGHT CONTROL SYSTEM PUSH-PULL RODS (MT).
6.10.1 Description (Figure 6-1. Index No. 10). This is a generic inspection pertaining to ferrous flight control system
push-pull rods throughout the helicopter.
6.10.2 Defects. This inspection is used to verify crack indications found visually on the push-pull rods. All areas where
rework has been performed shall be inspected for cracks. No cracks are allowed.
6.10.3 Primary Method. Magnetic Particle.
6.10.3.1 NDI Equipment and Materials. (Refer to Appendix B.)
a.
Magnetic Particle Inspection Probe/Yoke
b.
Magnetometer
c.
Black Light
d.
Fluorescent Magnetic Particles, refer to Table 1-8
e.
Consumable Materials, refer to Table 1-8
f.
Aircraft Marking Pencil, refer to Table 1-8
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