THRUSH AIRCRAFT, INC – MODEL S2R-R1340
AIRCRAFT MAINTENANCE MANUAL
NOTE *
Tires and tubes are
balanced as individual units
and marked at time of
manufacture. The tire
balance mark is a red dot.
The tube balance mark is a
yellow stripe on the base of
the tube. Always assemble
tire and tube with marks
aligned.
D. Install tire and tube on the wheel half
containing the valve stem hole and
then the opposite wheel half.
E. Install the wheel through-bolts with
bolt heads opposite valve stem side,
tighten nuts evenly and torque to 90
inch-pounds.
Uneven or improper torque
may cause a bolt or wheel
failure. Inflate tire until tire
beads are sealed, remove
schrader valve core, and
allow tube to completely
deflate. Install the valve-core
and inflate 12.5x4.5 10pr tire
to 55 psi max. Assure
schrader valve does not leak
before replacing valve cap.
F. Repack bearing cones with MIL-G-
81322 (Aeroshell 22) grease or
equivalent.
G. On each side of wheel; apply a thin
coating of grease on bearing cups,
install freshly repacked bearing
cones, install grease seal ring, felt
grease seal and another grease ring
seal. Note: Lightly fill grease seal
felts with SAE 10wt Oil (3-in-ONE oil)
(do not soak), and carefully install
snap ring. Install the two (2)
P/N95435-11 spacers, one on each
side of wheel assembly.
H. Inspect tail wheel axle for anomalies,
then apply a light coating of grease.
I. Install tail wheel/tire assembly onto
tail wheel axle with valve stem side
facing left.
J. Install through bolt through axel and
secure with castellated nut and cotter
key.
WARNING!
K. Carefully lower aircraft to ground and
remove Jack.
L. Recheck tire inflation pressure
(12.5x4.5 55psi max).
6-18
Effective:
01/01/08
