AT/Automatic Transmission — Inspection of Upper Front Valve Body, page 94

AT-94		AUTOMATIC TRANSMISSION — Component Groups (Valve Body)

INSPECTION OF UPPER FRONT VALVE BODY

INSPECT VALVE SPRINGS

Check for damage, squareness, rust and collapsed coils.
Measure the spring free height and replace if less than that
shown below.

Spring			Free height mm (in.)	Color

(1) Secondary regulator
    valve			71.27	(2.8059)	Green

(2) Down-shift plug	39.55	(1.5571)	Green

(3) Throttle valve	19.24	(0.7575)	None

(4) Cut-back valve	23.00	(0.9055)	Green

ASSEMBLY OF UPPER FRONT VALVE BODY
See page AT-92

1.	INSERT THROTTLE VALVE

	Note arrangement in the figure. Make sure that the valve
	is inserted fully into the bore.

2.	INSTALL THROTTLE VALVE RETAINER

	Coat the retainer with petroleum jelly to keep it in place.
	Note position of tabs in the figure. Slip the retainer into
	place in the valve body.

3.	INSTALL ADJUSTING RINGS AND SMALL SPRING ON
	THROTTLE VALVE SHAFT

	(a)	Install the same number of adjusting rings as were re-
		moved during disassembly.

	(b)	Slip the spring over the valve shaft.
		Compress and slide into place.

4.	INSERT SPRING AND DOWN-SHIFT PLUG

	(a)	Push the down-shift plug into the bore.

	(b)	Coat the pin with petroleum jelly and install it to hold
		the sleeve.