DISASSEMBLY
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during cylinder head removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure |
Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
---|---|---|---|
Replacement of cylinder head sub-assembly |
Inspection after repair |
|
|
CAUTION / NOTICE / HINT
COMPONENTS (DISASSEMBLY)
Procedure | Part Name Code | ||||
---|---|---|---|---|---|
1 | VALVE SPRING RETAINER LOCK |
13741A |
|
- | - |
2 | VALVE SPRING RETAINER |
13741B | - |
- | - |
3 | INTAKE VALVE COMPRESSION SPRING |
13711M | - |
- | - |
4 | EXHAUST VALVE COMPRESSION SPRING |
13715H | - |
- | - |
5 | INTAKE VALVE |
13711 | - |
- | - |
6 | EXHAUST VALVE |
13715 | - |
- | - |
7 | INTAKE VALVE STEM OIL SEAL |
13711E | - |
- | - |
8 | EXHAUST VALVE STEM OIL SEAL |
13715A | - |
- | - |
9 | INTAKE VALVE SPRING SEAT |
13734A |
|
- | - |
10 | EXHAUST VALVE SPRING SEAT |
13734B |
|
- | - |
11 | NO. 1 STRAIGHT SCREW PLUG |
11117E |
|
- | - |
12 | STUD BOLT |
- |
|
- | - |
13 | INTAKE VALVE GUIDE BUSH |
11122 |
|
- | - |
14 | EXHAUST VALVE GUIDE BUSH |
11126 |
|
- | - |
15 | RING PIN |
11115A |
|
- | - |
● | Non-reusable part |
★ | Precoated part |
PROCEDURE
1. REMOVE VALVE SPRING RETAINER LOCK
(1) Using SST, compress each compression spring and remove the 16 valve spring retainer locks.
SST: 09202-70020
09202-01010
09202-01020
SST: 09202-00021
2. REMOVE VALVE SPRING RETAINER
3. REMOVE INTAKE VALVE COMPRESSION SPRING (for Intake Side)
4. REMOVE EXHAUST VALVE COMPRESSION SPRING (for Exhaust Side)
(a) Perform the same procedure as for the intake side.
5. REMOVE INTAKE VALVE
6. REMOVE EXHAUST VALVE
(a) Perform the same procedure as for the intake side.
7. REMOVE INTAKE VALVE STEM OIL SEAL (for Intake Side)
8. REMOVE EXHAUST VALVE STEM OIL SEAL (for Exhaust Side)
(a) Perform the same procedure as for the intake side.
9. REMOVE INTAKE VALVE SPRING SEAT (for Intake Side)
(1) Using compressed air and a Magnet Hand, remove the 8 intake valve spring seats from the cylinder head sub-assembly by blowing air onto them.
10. REMOVE EXHAUST VALVE SPRING SEAT (for Exhaust Side)
(a) Perform the same procedure as for the intake side.
11. REMOVE NO. 1 STRAIGHT SCREW PLUG
NOTICE: If coolant leaks from a No. 1 straight screw plug or a plug is corroded, replace it. |
(1) Using a 6 mm straight hexagon wrench, remove the 4 No. 1 straight screw plugs from the cylinder head sub-assembly.
12. REMOVE STUD BOLT
NOTICE: If a stud bolt is deformed or its threads are damaged, replace it. |
(1) Using an E8 "TORX" socket wrench, remove the 7 stud bolts.
13. REMOVE INTAKE VALVE GUIDE BUSH
(1) Heat the cylinder head sub-assembly to between 80 and 100°C (176 and 212°F).
(2) Place the cylinder head sub-assembly on wooden blocks.
CAUTION:
Be sure to wear protective gloves.
(3) Using SST and a hammer, tap out the intake valve guide bush.
SST: 09201-01055
SST: 09950-70010
09951-07100
14. REMOVE EXHAUST VALVE GUIDE BUSH
(1) Heat the cylinder head sub-assembly to between 80 and 100°C (176 and 212°F).
(2) Place the cylinder head sub-assembly on wooden blocks.
CAUTION:
Be sure to wear protective gloves.
(3) Using SST and a hammer, tap out the exhaust valve guide bush.
SST: 09201-01055
SST: 09950-70010
09951-07100
15. REMOVE RING PIN
NOTICE: It is not necessary to remove the ring pins unless they are being replaced. |