Pontiac FIREBIRD 1972 Service Manual page 981

TURBO HYDRA-MATIC (M-40) TRANSMISSION
7E-9 1
Fig. 7E-203 Installing Electrical Connector
replaced only if it shows damage or if evidence of
leakage during operation exists.
NOTE: I f transmission is in car, assemble the
front servo group as shown in Figure 7E-98 and
install this group of parts into the front servo
bore in the case and hold. Slip a length of
straight, smooth, clean feeler gauge or shim
stock (about .O20'7 between the spacer plate
and the front servo piston to temporarily retain
the front servo group in its base as shown in
Fig. 7E-202.
9. Install O-ring seal on electrical connector.
10. Lubricate and install electrical connector with lock
tabs facing into case, positioning locator tab in notch
on side of case (Fig. 7E-203).
Fig. 7E-204 Connecting Leads to Connector
Fig. 7E-205 Checking for Proper Band Apply Pin
11. Connect detent wire and lead wire to electrical con-
nector (Fig. 7E-204).
REAR SERVO ASSEMBLY
INSTALL
1. Before installing rear servo, check band apply (Servo)
pin, using Tools J 21370-5 and 6 as follows (Fig.
7E-205):
a. Attach Band Apply Pin Selection Gage J 21370-6
and J 21370-5 to transmission case (lever pivot
pin to rear), with rear servo cover attaching
screws.
NOTE: Attach tool attaching screws finger
tight and check freeness ofselective pin. Torque
attaching screws to 15 ft. lbs. and recheck pin
to make certain it does not bind.
b. Apply 25 lb. ft. torque and select proper band
apply (servo) pin to be used from scale on tool.
c. Remove tool and make note of proper pin to be
used during assembly of transmission.
There are three selective pins identified as fol-
lows:
(l).If both steps are below the gage surface, the
long pin, identified by 3 rings, should be used.
(2).If the gage surface is between the steps, the
medium pin, identified by 2 rings, should be
used.
(3).If both steps are above the gage surface, the
short pin, identified by 1 ring, should be used.