32-30 Skid Tubes
Refer to R66 Illustrated Parts Catalog (IPC) Figure 32-1.
CAUTION
Minimize personnel movement around raised helicopter. Use
caution when working under raised skid tubes.
A. Inspection
1. Install ground handling wheels per Section 9-11.
2. Pull down on tail rotor gearbox and place blocks under skid tubes, forward of forward
strut assemblies. Skids should be approximately parallel with the ground.
3. Measure damage on left or right skid tube. Replace skid tube if damage exceeds the
following limits:
a. 0.030 inch maximum depth longitudinal scratch (no length limit).
b. 0.030 inch maximum depth and 0.50 inch maximum length circumference scratch.
c. 0.500 inch maximum width flat spot.
4. Measure the thickness of skid tube's skid shoes (five per skid). Replace a skid shoe
per Section 32-31 if damage exceeds 0.050 inch minimum thickness. Repeat steps on
opposite skid tube.
B. Removal
1. Jack or hoist helicopter per Sections 7-10 or 7-20. Raise skids above ground approximately
4 inches.
2. Refer to Figure 32-3. Remove hardware securing left or right skid tube to same side
strut assemblies.
C. Installation
1. Jack or hoist helicopter per Sections 7-10 or 7-20 to required height.
2. Refer to Figure 32-3. Install hardware securing skid tube to strut assemblies. Standard
torque bolts per Section 20-32 and torque stripe per Figure 5-1.
3. Lower helicopter per Sections 7-10 or 7-20.
SEP 2012 R66 Maintenance Manual Chapter 32 Landing Gear Page 32.7
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