THRUSH AIRCRAFT INC - T660 TURBO THRUSH
AIRCRAFT MAINTENANCE MANUAL
6 -6a
Effective: 01/10/05
* 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.
C.
Place tube in tire and align balance marks. If tube has no balance mark, place valve stem adjacent to tire
balance red dot.
D.
Install tire and tube on the wheel half containing the valve stem hole and then the opposite.
E.
Install the wheel through-bolts with bolt heads opposite valve stem side, tighten nuts evenly and torque
to 150 inch-pounds.
*** WARNING ***
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 6.00-6 8pr tire to 55 psi. Assure
schrader valve does not leak before replacing valve cap.
R1
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, installed freshly repacked bearing
cones, install flat grease seal ring, install felt grease seal retainer with felt seal installed Note: Lightly
saturate 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.
Install dust cover with center hole on opposite valve stem side of wheel.
I.
Inspect tail wheel axle for anomalies, then apply a light coating of grease.
J.
Install tail wheel/tire assembly onto tail wheel axle with valve stem side facing outboard.
K.
Install tail wheel axle castellated nut: While manually rotating wheel/tire, torque axle castellated nut to 80
inch- pounds, continue rotating wheel and back off to zero inch-pounds. While manually rotating
wheel/tire, torque to 30 to 40-inch pounds. Rotate axle castellated nut (clockwise or counterclockwise) to
nearest slot and cotter pin hole, and insert cotter pin. Bend ends of cotter pin around axle nut. Note:
Wheel/tire must rotate freely without perceptible play.
L.
Carefully lower aircraft to ground and remove Jack.
M.
Recheck tire inflation pressure (6.00-6 8pr is 55psi) and install dust cover (hubcap).
Summary of Contents for S2R-T660
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