Mazda 323 1988 Workshop Manual page 40

ON-VEHICLE MAINTENANCE (VALVE SEAL) 1
A
VALVE SEAL
Removal
1. Disconnect the battery negative cable.
2. Remove each part in the numbered sequence shown in the figure.
1, Air intake pipe
2. Upper timing belt cover bolt
3. Cylinder head cover
4. Rocker arm and rocker shaft assembly
5. Thrust plate
Front
Rear
6. Spring retainer
7. Upper valve spring seat
8. Valve spring
9. Lower valve spring seat
10. Valve seal
Rocker arm and rocker shaft assembly
1. Remove the rocker arm and rocker shaft assem-
bly.by gradually loosening the bolts in the order
shown in the figure.
2. Plug the oil drain hole with a rag to prevent the
spring retainer from falling into the oil pan.
lA--21