0355 00-2 TM 9-2320-386-24-1-2 0355 00 VALVE MAINTENANCE (Contd) REMOVAL 1. Position and install valve spring compressor on cylinder head (6) over intake valve (7). CAUTION Ensure valve spring compressor is properly aligned with valves and valve springs. Damage to valves may result from improper compression of valve springs. Intake valve and exhaust valve groups do not have identical hardware. It is important to tag parts as they are removed. Failure to do so may result in improper installation and damage to equipment. 2. Compress intake valve spring (4) until valve keepers (2) are exposed from retainer (3). 3. Remove keepers (2) from intake valve (7). .WARNING. Valve springs are under tension. Decompress spring slowly to avoid injury to personnel and damage to equipment. 4. Decompress intake valve spring (4), and remove retainer (3) and intake valve spring (4) from intake valve (7). 5. Remove intake valve (7) from cylinder head (6). 6. Remove, reposition, and install valve spring compressor over exhaust valve (8). 7. Compress exhaust valve spring (10) until valve keepers (1) are exposed from retainer (11). 8. Remove valve keepers (1) from exhaust valve (8). 9. Decompress exhaust valve spring (10), and remove retainer (11) and exhaust valve spring (10) from exhaust valve (8). 10. Remove exhaust valve (8) from cylinder head (6). 11. Perform steps 1 through 10 for each set of valves. 12. Remove twelve valve stem seals (5) from valve guides (9). Discard valve stem seals (5).