3-33 ROCKER LEVER HOUSING ASSEMBLY REPAIR/REPLACE (CONT).
Install O-rings (12) as follows:
Push shaft (8) out one side of rocker arm
housing (9) until 0.50 inch (12.7 mm) extends
Install lubricated O-ring (12) to shaft (8).
Push shaft (8) so that other end extends 0.50
inch (12.7 mm) from other side of housing
Install second lubricated O-ring (11) to shaft
Align setscrew holes in shaft (8) and housing (9).
Coat threads of setscrew with adhesive sealant
Install setscrew (13).
Install new gaskets (1) on cylinder heads.
Install two guide studs (2) in each cylinder head.
If adjusting screws protrude beyond the
maximum allowable, the push rods can be
damaged when the housing capscrews are
Back adjusting screws (3) out of rocker levers(4,
5, and 6) so that there is less than 1.250 inches
(32 mm) from the top surface of rocker lever and
the ball end of adjusting screw.
Install rocker lever housing (7).
Hold the rocker levers in place so that ball ends
of adjusting screws fit into pushrod sockets.
Remove guide studs (2) and install shorter
capscrew (8) hand tight.
The longer capscrews are used to secure the engine lifting brackets and fan brace.