In-vehicle Repair Special Tool(s) | Compressor, Valve Spring 303-361A (21-155A) | | Adapter for 303-361A 303-361-02 (21-155-02A) | | Installer, Valve Stem Collets 303-362 (21-156) | | Adapter, Air Supply (Cylinder Head) 303-363 (21-157) | | Pliers, Valve Stem Seal 303-508 (21-165) | Removal | -
Remove the camshafts. For additional information, refer to: Camshafts (303-01D Engine - 2.0L Duratec-HE (MI4), In-vehicle Repair). | | -
Using the special tool, apply 7 to 10 bar of compressed air into the cylinder. | | -
Remove the valve tappets and keep them in order for reassembly. | | -
Using the special tools, remove the valve springs. - Compress the valve spring.
- Remove the valve collets.
- Release the valve spring.
- Remove the valve spring retainer and the valve spring.
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Using the special tool, remove the valve seals. | Installation | -
NOTE:Install new valve seals. NOTE:Cover the valve collet groove on the valve stem with a protective sleeve. Using the special tool, install the valve seals. - Remove the protective sleeve.
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Using the special tools, install the valve springs. - Install the valve spring retainer and the valve spring.
- Compress the valve spring.
- Install the valve collets.
- Release the valve spring.
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Remove the special tools. | | -
Install the valve tappets. | | -
Install the camshafts. For additional information, refer to: Camshafts (303-01D Engine - 2.0L Duratec-HE (MI4), In-vehicle Repair). | | |