6–16 Copyright © 1996 General Motors Corp.
AT 500, 1500 SERIES AUTOMATIC TRANSMISSIONS
NOTE:
• If stator shaft 19 does not require being re-
placed, skip Step (15) and Paragraph 6–8b and
proceed with Paragraph 6–8c.
• If stator shaft 19 is to be replaced, proceed with
Step (15).
(15) Put front support 21 in a press bed, ma-
chined face downward, and press shaft 19 from front
support 21. Proceed with Paragraph 6–8b for shaft and
bushing replacement and machining instructions.
b. Installation of Stator Shaft and Bushing
(Foldout 7,B)
(1) Support the front support in a press with
the pump face upward.
(2) Position the stator shaft in the center bore
of the front support, aligning the hole in the stator
shaft within Angle K (Figure 6–25 or 6–26).
(3) Press the stator shaft into the front sup-
port to Dimension M as measured from Surface B to
the end of the stator shaft (Surface L) (Figure 6–25
or 6–26). Axis A is established by Diameter D and
Surface B. When mounted on Diameter D and Sur-
face B, features shall be within the total runout speci-
fied by H.
(4) Observe specifications for machining Di-
ameters E and G.
NOTE:
AT 1500 Series models do not require bushing 18
(Foldout 7,B). Therefore, for AT 1500 Series mod-
els, skip Steps (5) through (7).
CAUTION:
Be sure to use the correct P/N replacement bush-
ing. Refer to Parts Catalog PC1235EN.
Figure 6–25. Installation of Stator Shaft, Machining of Bushing and Bearing Bores (AT 500 Series)
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