THRUSH S2R – G10 Maintenance Manual page 37

AIRCRAFT MAINTENANCE MANUAL
J: TAIL GEAR (Continued)
Inspect tailwheel leaf spring for corrosion and
2.
cracks. Replace leaf spring as needed.
Inspect all bolt holes for elongation. As a general
rule, replace components with holes that are out-
of-round by 0.005" or more.
3.
Replacement of the leaf spring
forward attach bolt P/N NAS6206-
38D with a larger diameter bolt is
not approved.
may not be "drilled out" for a
larger bolt.
Inspect upper and lower leaf spring support blocks,
and attachment hardware for wear, corrosion, and
cracks. Ensure that the leaf spring support blocks
grip the leaf spring tightly to prevent leaf spring
movement fwd. and aft. Ensure flexible sealant
4.
around contact edges of support blocks, lower
support block spacer and leaf spring is intact to
prevent collection of potential corrosive material in
this area. Lubricate 2 ea. Trunnion Zerk (grease)
fittings with MIL-G-81322 (Aeroshell 22).
If the tail gear spring and mount components have
been removed and reinstalled, seal the contact
edges where the spring, P/N 5079-1, upper
bracket, P/N 94131-9, lower bracket P/N 94131-11
and spacer P/N 95434-15 come together with a
high quality flexible silicone sealant or fuel tank
sealant to AMS-S-8802 (formerly MIL-S-8802) to
help block the collection of potential corrosive
contaminants in this area.
Check unlocking cable and locking pin mechanism
5.
for security and free movement.
excessive wear of locking pin and plate.
Inspect the tire, wheel body and bearings, spindle,
6.
and the fork for general condition
7. Check the pivot housing for cracks and corrosion.
2-20
Page
THRUSH AIRCRAFT, INC – MODEL S2R-G10
CAUTION
The leaf spring
* NOTE *
Check for
X
X
X
X
X
X
Effective 03/26/2010