Disassembly Of Spindle Housing Assembly; Cleaning, Inspection And Repair Of Tail Gear Spindle Housing Assembly - Thrush Aircraft S2RHG-T65 TURBO THRUSH Maintenance Manual

THRUSH AIRCRAFT, INC – MODEL S2RHG-T65 TURBO THRUSH
D. Inspect main spring leaf for corrosion and cracks.
needed.
E. Inspect spindle housing assembly welds for cracks.
F. Inspect spindle housing assembly for cracks and corrosion.
G. Inspect lock pin and upper and lower lock plates for wear, corrosion, cracks, and
proper operation.
H. Inspect centering springs for corrosion, wear at ends, and for correct operation.
I. Inspect lock pin flexible cable and spring for corrosion and correct operation.
J. Inspect P/N95207-1 Acetal (Delrin®) lower support block spacer for wear and
cracks.
K. Inspect upper and lower leaf spring support blocks, and attachment hardware for
wear, corrosion, and cracks. Ensure that the leaf spring support blocks grips the
leaf spring tightly to prevent leaf spring movement fwd. and aft. Ensure flexible
sealant 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).
L. Repair of the tail landing gear is limited to replacement of component parts,
bearings, bushings, smoothing out minor nicks and scratches, repainting chipped
or peeled areas.

DISASSEMBLY OF SPINDLE HOUSING ASSEMBLY

M. If desired, remove bolts, nuts and washers that bolt tail wheel fork to spindle.
N. Remove bolts, nuts, and washers that bolt centering arm to top of spindle and
remove centering arm. Note orientation for proper reassembly.
O. Remove red plastic cap plug (dustcover).
P. Remove cotter pin, castellated nut, tongue washer, grease cup washer, and cone
bearing.
Q. Remove spindle assembly and thrust washer from spindle housing. Do not
remove upper bearing cup or bottom bronze bushing unless replacement is
indicated by inspection.
CLEANING, INSPECTION AND REPAIR OF TAIL GEAR SPINDLE HOUSING
A. Clean all parts with a suitable type cleaning solvent.
B. Inspect all bolts, bearings and bushings for excessive wear, corrosion and
damage.
C. Inspect spindle assembly for cracks, excessive wear, corrosion and damage.
D. Inspect spindle housing for cracks, excessive wear, corrosion and damage.
Effective: 9/16/05
AIRCRAFT MAINTENANCE MANUAL
(See Figure 6-1)
ASSEMBLY.
Replace leaf spring as
6-5