Audi 100

1982-1990 of release

Repair and car operation

3.2.2.6. Removal and installation of valves

THE GENERAL DATA

Considering from a camshaft drive, valves № 1, 3, 6, 8, 10 – final, valves № 2, 4, 5, 7, 9 – inlet.

PERFORMANCE ORDER

1. The special adaptation to compress springs of the valve and to remove crackers 10 (fig. the Head of the block of cylinders, a camshaft and valves see) from a valve core. 2. Gradually weakening pressing the adaptation lever, to allow to valve springs to be unclenched completely. To remove the adaptation. 3. To remove a plate of 9 springs, to take out external 7 and internal 8 springs. 4. To take out the valve 2 of the directing plug 4 from outside combustion chambers, preliminary having marked their number of the valve. 5. To remove маслосъемный a cap 5 and a basic washer of 6 springs 6. To clear a head and a core of the valve of a deposit. After that to check up a condition of valves, size of deterioration of valves and directing plugs, working facets of valves, saddles and клапанных springs. To replace маслосъемные caps on new irrespective of their condition. 7. To establish valves upside-down according to earlier made marks. Before installation to grease a core of the valve and directing plugs with engine oil. It is better to put on plastic plugs a core of the valve not to damage at valve installation маслосъемный a cap. After installation of crackers of the valve to remove the adaptation for compression of springs and to strike a hammer with a soft head on a valve core, to be convinced that crackers have risen into place. After installation of valves on the engines which have been not equipped with hydropushers to check up and if it is necessary to adjust backlashes between cams of a camshaft and pushers of valves (see subsection 3.1.2.8) for engines WH, KP, WC and RT. Engines KU and NF have hydropushers of valves.