Leon Mk1
| Valve control: Exploded view of components |
| 1 - | 100 Nm |
| q | Use counterhold tool -3415- to loosen and tighten. |
| 2 - | Camshaft wheels |
| q | Installation position is fixed by a feather key → Item |
| 3 - | Seal |
| q | replace → Chapter |
| 4 - | Spring buckle |
| q | Check for secure seating. |
| 5 - | 23 Nm |
| q | Tightening sequence → Anchor |
| 6 - | Frame |
| q | With integrated camshaft bearings |
| q | Bearing 1 on the pulley end |
| q | removing and fitting → Chapter |
| q | Reworking sealing surface is not permitted |
| 7 - | Camshaft: |
| q | Check radial clearance with Plastigage (rocker fingers not installed), Wear limit: 0.1 mm |
| q | out-of-true: Max. 0.04 mm |
| q | check the axial play → Chapter |
| q | removing and fitting → Chapter |
| 8 - | Roller rocker arms |
| q | Do not exchange position |
| q | Check roller bearing. |
| q | Lubricate contact surface |
| q | ?When installing, secure to support element using securing clip. |
| 9 - | Supporting element |
| q | With hydraulic valve clearance compensation. |
| q | Checking hydraulic valve clearance compensation → Chapter |
| q | Do not exchange position |
| q | Lubricate contact surface |
| 10 - | Woodruff keys |
| 11 - | Valve plate spring |
| 12 - | Valve spring |
| q | Removing and installing with cylinder head installed → Chapter |
| q | Remove and install with cylinder head removed using valve spring compressor -2037- |
| 13 - | Valve stem seal |
| q | replace → Chapter |
| 14 - | Valve guide |
| q | Checking → Chapter |
| 15 - | Sealing plug |
| q | insert in flush |
| q | To remove pass a screwdriver through the centre and lever out |
| 16 - | Cylinder head |
| q | removing and fitting → Chapter |
| q | See note → Chapter |
| q | Valve guides: check → Chapter |
| q | Valve seats: reworking → Chapter |
| q | Reworking of the camshaft sided sealing surface is not permitted |
| 17 - | Valve |
| q | Never regrind; remachine only. |
| q | Remove and install with cylinder head removed using valve spring compressor -2037- |
| q | Valve dimensions → Chapter |
| q | Valve guides: check → Chapter |
| q | Valve seats: reworking → Chapter |
