1942 - 1947 Chevrolet Shop Manual



	*7-16*

	2. Install the steering wheel and adjust the horn button or horn blowing ring for contact. 3. Move the lower support bracket up or down on the mast jacket until the distance between the under side of the bracket and the upper side of the shift control lever is 3/4", Fig. 28. Tighten the lower support clamp bolts. NOTE—Care should be taken not to over tighten these nuts or there is danger of crushing the mast jacket. 4. Loosen the check nut on the selector rod adjustment. Pull the selector rod forward as far as possible, then adjust the swivel by screwing it up or down on the rod until the distance between the under side of the steering wheel and the top side of the gearshift lever is 1-27/32" when the rod is connected to the selector	Disassembly 1. Remove the shift control rod from the reactionary lever, 2. Remove the vacuum hose from the vacuum inlet stack. Then slip the forward end of the rubber boot off the rear end of the metal boot. 3. Remove the two screws which fasten the two halves of the metal boot together, then lift off the outer half. 4. Remove the piston rod yoke clevis pin. Push the piston rod into the cylinder to disconnect it from the reactionary levers. Then reinstall the clevis pin through the piston rod yoke and valve link to prevent upsetting the valve adjustment. 5. Loosen the operating lever clarnp bolt and pull the reactionary lever system off the transmission operating lever shaft. The other half of the metal boot may then be removed. 6. Wash the reactionary levers in clean gasoline or cleaning solvent to remove all old grease and dirt. Examine the rubber seal at the front of the metal boot; if damaged it should be replaced. Reassembly 1. Coat the reactionary levers lightly with graphite grease, working it between levers and onto pins. Place the inner half of the metal boot over the transmission operating lever shaft. Thread the rubber seal over the idler lever and install the reactionary lever system on the operating lever shaft, just beyond chamfered end of shaft, and tighten the clamp bolt. 2. Pull the piston rod forward and connect its yoke and the valve link to the reactionary levers. Then install the piston rod valve clevis pin. 3. Assemble the outer half of the metal boot to the inner half and install and tighten the two screws. 4. Slip the forward end of the rubber boot over the rear end of the metal boot. Install the vacuum hose and shift control rod.

	Fig. 29—Adjusting Vacuum Gearshift Lever
	trol lever, Fig. 29. Install the flat washer and cotter pin on the swivel pivot and lock the selector rod adjustment with the check nut. 5. To adjust the shift control rod, set the gearshift lever in the horizontal position. Loosen the check nut on the control rod. Push the shift control rod back until all clearance is taken up (noting the location of swivel with reference to shift control lever), then pull it forward until all clearance is taken up, noting location of swivel. Midway between these two points is neutral valve position. While in this position, adjust the swivel on the control rod by screwing it up or down on the rod until the pivot just enters the shift control lever. Install the flat washer and cotter pin on the swivel pivot and lock the shift control rod adjustment with the check nut. REACTIONARY LEVERS The reactionary levers are a riveted assembly; therefore, the only service operations are removal, cleaning, lubricating, and replacement.
		VACUUM CYLINDER
		Removal
		1. Remove the vacuum and air hoses, outer half of reactionary lever metal boot, and disconnect the piston rod yoke and valve links from the reactionary levers, as explained under the heading "Reactionary Levers." 2. Remove the cotter pin and nut from the cylinder mounting stud and remove the cylinder from the bracket.