4-3. TRANSMISSION MAINTENANCE (CONT)
i. Control Valve (Cont).
(SHEET 2 OF 2)
Install clutch cut off spring (15) in its bore. Then, install clutch cut
off valve (14).
Put plug (10) in soft jawed vise.
Install new seal (12) on piston (13) groove. Install piston with seal in
plug (10). Use drive pin punch to push piston down into plug.
If available, install cut out cylinder in plug (10). Tighten cylinder
Remove plug (10) from vise and put new gasket (11) on plug. Push and hold
clutch cut off valve (14) into body (29) using screwdriver. Install plug
and gasket and tighten securely.
Put retainer (8) on regulator valve spring (7) and put spring inside
trimmer valve spring (9). Install springs in regulator valve port of body
Install trimmer valve plug (6).
Put new gasket (5) on plug (4). Install plug and gasket and tighten plug
Install regulator valve (3) in its bore in body (29).
Put new gasket (2) on plug (1). Install plug and gasket and tighten plug
Be careful in following step not to put too much pressure on control
valve body (29). To do so could distort body causing cracks or other
(22) Put control valve body (29) in soft jawed vise. Tighten all plugs secure-
ly, and, if available, install clutch pressure switch, back up alarm
switch, and neutral start switch and new gasket. Change position of body
in vise as necessary to tighten and install these parts.
(23) Apply thread sealant to oil
seal mounting area of body (29)
bore. Put new oil seal (23) in
position on valve spool (24)
and start into body bore. Using
1-1/4 inches outside diameter
sleeve and hammer, push oil
seal into body.
(24) Install control valve on
transmission housing (page