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valve spring retainer locks to become dislocated (3) Install valve cover as previously outlined in this section. VALVE SPRINGS AND VALVE STEM SEALS REMOVAL (1) Remove rocker arms as previously outlined in this section. (2) Rotate crankshaft until piston is at TDC on compression. (3) With air hose attached to adapter tool installed in spark plug hole, apply 90-120 psi air pressure. (4) Using Special Tool C-4682 (Fig. 12) compress valve springs and remove valve locks. (5) Remove valve spring. to-side with a screwdriver blade. Once dislodged from INSTALLATION CAUTION: Flexible Fuel Vehicle Valve use unique (1) Install valve seals (Fig. 13) as outlined in step (2) of Valve Gear Reassembly - After Valve Ser- (2) Using Special Tool C-4682 compress valve springs only enough to install locks. Correct align- (3) Install rocker arms as previously outlined in this section. CYLINDER HEAD REMOVAL (1) Perform fuel system pressure release procedure before attempting any repairs.Refer to Fuel Sys- (2) Disconnect negative battery cable. Drain cool- ing system. Refer to Cooling System, Group 7. (3) Remove air cleaner and disconnect all vacuum lines, electrical wiring and fuel lines from throttle (4) Remove throttle linkage. manifold. (7) Remove water hoses from water crossover. manifold. (9) Remove power steering pump assembly and set aside. (10) Disconnect coil wiring connector and coil wire from coil. (11) Disconnect dipstick tube from thermostat housing and ROTATE bracket from stud.DO NOT (12) See Solid Mount Compressor Bracket in STANDARD SERVICE PROCEDURES, this Group. (13) Remove cylinder head bolts. INSPECT HEAD AND CAMSHAFT BEARING (1) Cylinder head must be flat within 0.1mm (.004 inch) (Fig. 14). (2) Inspect camshaft journals for scoring and jour- nal caps for oversize markings. When servicing cyl- Identify oversize components as follows: Fig. 12 Removing and Installing Valve Spring Fig. 13 Valve Stem Seals 9 - 26 2.2/2.5L ENGINE Ä |