Mazda 626 MX-6 Workshop Manual page 33

49 0223 105B
ON-VEHICLE MAINTENANCE (VALVE SEAL)
Removal note
Timing belt
Remove the timing belt. (Refer to page 1—10.)
Rocker arm and shaft assembly
Loosen the rocker arm shaft bolts in two or three steps
in the order shown in the figure.
86U01X-044
Valve seal
1. Remove the rocker arms and springs from the
rocker arm shaft.
2. Install the camshaft caps and rocker arm shafts
onto the cylinder head.
3. Plug the oil drain hole with a rag to prevent the pos­
sibility of the valve keepers from falling into the oil
pan.
86U01X-045
4. Turn the crankshaft to position the piston of the
valve seal to be replaced at top dead center.
5. Remove the valve keepers with the SST.
6. Remove the valve spring and spring seats.
86U01X-046
7. Remove the valve seal from the valve guide with
the SST.
Caution
Do not turn the crankshaft while the valve
spring is removed.
Replace the valve seals at every cylinders.
86U01X-047
1
1 -2 3