NOTICE |
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Do not disassemble the Variable Valve Actuator. There are no components of the Variable Valve Actuator that are serviceable. If the Variable Valve Actuator is disassembled, the warranty will be void. |
Illustration 1 | g01100787 |
- In order to install the housing for the variable valve actuator to the cylinder head, place the housing over the taperlock studs. Finger tighten the nuts and bolts.
- Torque the variable valve actuator to the cylinder head by using the numerical sequence that is shown in Illustration 1.
- Torque the variable valve actuator again, by using the same numerical sequence.
Illustration 2 | g01639915 |
(1) Use the following procedure for tightening nine studs of the valve actuator group:
- Tighten the studs to
50 ± 5 N·m (37 ± 4 lb ft) . - Turn the studs by an additional 45 ± 5 degrees.
(2) Variable valve actuators
- Lash setting for the variable valve actuators ...
0.50 ± 0.08 mm (0.020 ± 0.003 inch) - Torque for the locknut (3) ...
50 ± 10 N·m (37 ± 7 lb ft) - Torque for the locknut (3) ...
Reference: Refer to Testing and Adjusting, "Variable Valve Actuators - Inspect/Adjust" for procedural information that is related to the adjustment of the variable valve actuator.
Note: The inlet rocker arm must be in contact with the valve bridge when you adjust the lash setting for the variable valve actuator.
Illustration 3 | g01622803 |
(4) Torque for eight screws ...
(5) Torque for two orifice plugs ...
(6) Torque for two jam nuts ...
(7) Torque for two accumulator assemblies ...
(8) Torque for the quill ...