Correction Procedures. - TB-1-1520-237-20-2090004

TB 1-1520-237-20-209

the sleeve bearing, P/N SB5203-202, may be missing.

Contact the local LAR or the Sikorsky

representative before proceeding to the correction procedure of paragraph 9.

NOTE

Slight drag on the feeler gauge is not reason for inspection failure.

(3) If the feeler gauge is free to slide down to the six o'clock position then the bearing, P/N SB5203-202 is

installed and inspection is complete.

c. Inspection-Retail Stock. Visually verify existence of sleeve bearing, P/N SB5203-202, in every spindle assemble,

P/N 70102-08100-044/056 and elastomeric bearing P/N SB7001-048. Tag as appropriate and correct lAW 9b. If sleeve

bearing is installed, the inspection is complete.

9. Correction Procedures.

a. On-aircraft - remove the suspect spindle assembly lAW TM 1-1520-237-23 or TM 1-1520-250-23. Visually verify

existence of sleeve bearing, P/N SB5203-202, in the spindle bearing assembly, P/N 70102-08100-044/056. Submit a

category 1 QDR using normal procedures. The spindle bearing assembly, and rotor head spindle. Must be replaced if

the aircraft has operated without the sleeve bearing installed. Replace in accordance with TM 1-1520-237-23 or TM 1-

1520-250-23. Dispose of parts lAW paragraph 10d. If the sleeve exists in the assembly; then inspect, repair, replace and

reinstall components as appropriate lAW with TM 1-1520-237-23 or TM 1-1520-250-23. Report the results of the

inspection in accordance with 14b.

b. Retail Stock - Insert sleeve bearing using normal maintenance procedures IAW TM 1-1520-237-23

paragraph 5.5.4 and mark, tag appropriately.

10. Supply/Parts and Disposition.

a. Parts Required.

(1) On aircraft - spindle-bearin g assembly, (P/N 70102-08100-044, NSN 1615-01-082-9250) and rotary head

spindle (P/N 70102-08200-069, NSN 1615-010442-6926) may be required to replace defective items.

(2) Retail Stock - bearing sleeve (P/N S85203-202, NSN 3120-01-083-3265) may be required for installation

into new spindle bearing assemblies.

b. Requistioning Instructions. Requisition replacement parts using project code "XDI" (X-RAY-DELTA-INDIA) per

this TB.

NOTE

Project Code "XDI" (X-RAY-DELTA-INDIA), is required to track and establish a

database of stock fund expenditures incurred by the field as a result of

ASAMS/SOF actions.

c. Bulk and Consumable Material. N/A.

d. Disposition. Demil and dispose of parts/components lAW TM 1-1500-328-23.