1. Regardless of whether the head was sent to the workshop for service valves, or not, before proceeding to its assembly, once again carefully check the purity of all components. 2. After the return of the head of the studio it will already be installed valves with associated components. In this case, the procedure should be deleted the next two paragraphs and go directly to the actions described in paragraph 5. 3. Coat the valve stems with a light oil and tuck them into their guides. Install the valve spring seat. | On SOHC engine for each of the valve springs (indoor and outdoor) provides a separate seat. It must first be ascertained outer spring seat, then - the inner. Through the valve stems to plant new stem seals on the guides.
On engines DOHC valve stem seals "planted" on their guides by careful zastukivaniya hammer through the special holder, or a socket of a suitable size. On SOHC engine landing caps of inlet valves should use a special device, caps exhaust valves can be planted by hand. Make sure that caps are not turned on twisted sleeves. |
4. Replace the valve stem spring (s) and its plate. The special tool compress the spring, dropping the plate, then set to open the top groove on the valve stem crackers cutting lock. In order to temporarily fix crackers before releasing tools lubricate the inside of the grease. Slowly release the spring (s) and make sure the reliability of landing crackers. | In each valve SOHC engine is equipped with two springs. First, you must enclose the inner to the outer spring, and then set in the assembly is seated on the valve. All engines springs mounted end with a reduced pitch turns to the head. |
5. On engines DOHC reinstall valve lifters and camshafts. 6. Set SOHC engine camshafts, push rods and the assembly of the guide rocker with axes. 7. Make sure that the heads be removed from further use of old components were installed strictly on the former places. |