53-54 Tail Skid
Refer to R66 Illustrated Parts Catalog (IPC) Figures 53-25.
A. Removal
1. Refer to Figure 53-7. Support D079-1 guard assembly. Remove hardware securing
D081-2 block to C043-1 lower vertical stabilizer and remove block.
2. Support C050-2 aux stabilizer assembly and C470-1 tail skid. Remove hardware
securing D081-4 block assembly to C043-1 stabilizer and remove block assembly.
3. Remove C470-1 tail skid, two C470-2 blocks, and remove C470-3 spacer from
skid. Support guard and C050-2 stabilizer while hardware is removed.
B. Installation
1. Refer to Figure 53-7. Install C470-3 spacer inside C470-1 tail skid. Install tail skid
and two C470-2 blocks inside C043-1 lower vertical stabilizer. Install D081-4 block
assembly, and install hardware securing block assembly to stabilizer. Standard
torque screw per § 20-32, and torque stripe per Figure 5-1.
2. Install D081-2 block, and hardware securing block to stabilizer. Verify D081 blocks
clamp guard sleeve. For proper guard-to-stabilizer clamping, first standard torque
(forward, top) NAS1351-4-53P screw and associate hardware per § 20-32, then
special torque (forward, bottom) NAS1352-3-14P screw and associate hardware
per § 20-33. Torque stripe fasteners per Figure 5-1.
Page 53.22 Chapter 53 Fuselage MAY 2015
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