chevrolet truck Light Duty Truck 1994 Series, Repair Manual

Page: 706 / 919

FRONT END PLAY CHECK
Figures 13 a nd 14
Tool Required:
J 8001 Dial Indicator Set
| 9 | Important
• If end play procedures are not closely adhered
to,
in c o rre c t shim th ick n e ss w ill be
selectedresulting in severe damage to internal
transmission components.
|^3| Measure
1. Install J 8001.
2. Eliminate slack by pressing down on turbine shaft
(502) and with J-28585 up on output carrier,
then pull up with 3 to 5 lbs. of force on turbine
shaft to eliminate any clearance between snap
ring (522) and overdrive carrier (514).
3. Index J 8001 against end of turbine shaft.
• Set dial to “0”.
4. Pull out turbine shaft (502) while holding output
carrier up.
• Increase lifting force to approxim ately
20 lbs.
• Proper end play is 0.102 to 0.559 mm (0.004
to 0.022 inch).
• Retain this measurement for future reference.
5. Remove tools.
[ T | Important
• During reassembly Front End Play Check must
be repeated to verify accuracy of selective washer.
THICKNESS (INCH) STRIPE
.057 - .061 BLUE
.073 - .077
RED
.089 - .093 BROWN
.105- .109 GREEN
.121 - .125
PLAIN
M H 0 0 1 3 -4 L 8 0 -E
Figure 14 Selective Thrust Washer Chart
REAR UNIT END PLAY CHECK
Figures 15 and 16
Tool Required:
J 8001 Dial Indicator Set
p § ] Measure
1. Attach J 8001 rod to one of the bolt holes at the
end of the transmission case (7).
2. Push in on output shaft (671) to take up any
slack.
3. Attach J 8001 on the rod. Set indicator to “0”.
4. Move the output shaft in and out noting the
amount of end play. Correct end play is between
0.127 to 0.635 mm (0.005 to 0.025 inch).
• Retain this measurement for future use.
|T|
Important
• During reassembly, Rear End Play Check must
be repeated to verify accuracy of selective washer.