Assemble spindle assembly

TM 9-2520-238-34

REPAIR COOLING FAN RIGHT ANGLE DRIVES A AND B -- Continued

0015 00

NOTE

Ball bearings are a matched set and both must be replaced if either is defective.

Matched duplex bearings stamped NEW DEPARTURE 0L07 or MCR107 must be installed

with thick sections of outer races facing each other. Matched duplex radial bearings stamped

NEW DEPARTURE 3L07 must be installed with stamped faces toward outside of assembly.

15. Assemble spindle assembly (1) as follows:

Shouldered shaft (2) has left-hand threads at needle bearing end.

If orifice spring pin (3) was removed from shouldered shaft (2), install new pin in shaft with 1/16 to 1/8 inch

protruding from shaft.

Install machine key (4) in shouldered shaft (2).

Press bevel gear (5) on shouldered shaft (2). Use arbor press.

Install two matched ball bearings (6) in bearing housing (7).

Press two bearings (6) inside bearing housing (7) onto bevel gear (5). Use arbor press.

If needle bearing (8) was removed from shouldered shaft (2), install new needle bearing onto shaft and secure with

retaining ring (9).

0015 00-13