A/T - Valve Body Repair Manual Revision
NO.: TSB-93-23-004DATE: May, 1993
MODEL: 1987-89 PRECIS
[TSB Revision TSB-93-23-004]
SUBJECT:
AUTOMATIC TRANSAXLE VALVE BODY - SERVICE MANUAL REVISION
PURPOSE
This bulletin revises A/T valve body overhaul procedures shown in the 1987, 1988, and 1989 Precis Service Manuals.
As a reference to this bulletin, write the TSB revision number in the TSB revision box located near the bottom of the 1988 and 1989 service manual pages. Since the pages in the 1987 service manual do not have TSB revision boxes, simply write the TSB number near the bottom of the page.
AFFECTED SERVICE MANUALS
1987 Precis, Volume 1, Pages 450-89 and 450-91
1988 Precis, Volume 1, Pages 45-91 and 45-93
1989 Precis, Volume 1, Page 45-91
DESCRIPTION
In the A/T valve body overhaul section of the service manual, some revision is needed to improve the accuracy of the text and illustrations. The revisions, shown in this bulletin, provide information needed to install the low relief ball and spring, line relief ball and spring, and two check balls into the intermediate plate (lower half of valve body).
As shown in the examples, cross-out the existing text and illustrations in the service manuals, and refer the reader to this bulletin for the revised text and illustrations
.
1987 Precis, Volume 1, Page 450-89
1987 Precis, Volume 1, Page 450-91 and
1988 Precis, Volume 1, Page 45-93
1988 and 1989 Precis, Volume 1, Page 45-91
REVISED TEXT AND ILLUSTRATIONS
Refer to the following text and illustrations for accurate placement of the low relief ball and spring, line relief ball and spring, and check balls into the intermediate plate (lower half of valve body).
FOR 1987 PRECIS PAGE 450-89, 1988 PRECIS, PAGE 45-91, AND 1989 PRECIS, PAGE 45-91
9. As shown in the illustration, install the low relief ball and spring into the upper side of the intermediate plate.
FOR 1987 PRECIS, PAGE 450-91 AND 1988 PRECIS, PAGE 45-93
18. As shown in the illustration, install the line relief ball and spring and two check balls into the lower side of the intermediate plate.