Octavia Mk1
Summary of components - engines with identification characters AEH, AKL |
1 - | 100 Nm |
q | to release and tighten use counterholder -MP1-216 (3036)- |
2 - | Camshaft sprocket |
q | with sensor rotor for the Hall sensor -G40- |
q | for removal and installation, remove toothed belt → Chapter |
q | Installation position fixed by woodruff key -pos. 4- |
3 - | Sealing ring |
q | replace → Chapter |
q | pay attention to different version |
4 - | Woodruff key |
q | check tightness |
5 - | 20 Nm |
6 - | Bearing caps |
q | Fitting position → Fig. |
q | Mounting sequence → Chapter |
q | Lightly coat head contact surface 1 with sealant -AMV 174 004 01- |
7 - | Camshaft |
q | Inspecting axial play → Fig. |
q | removing and installing → Chapter |
q | Slack: max. 0,05 mm |
8 - | Bucket tappets |
q | do not interchange |
q | with hydraulic valve clearance compensation |
q | check → Chapter |
q | lay aside with contact surface facing down |
q | before installing check axial play of the camshaft → Fig. |
q | oil contact surface |
9 - | Valve collets |
10 - | Valve spring retainer |
11 - | Valve spring |
q | removing and installing: |
t | with cylinder head removed, with valve lever -MP1-211 (VW 541/1a,/5)- and assembly device for valves -MP1-213 (2036)- with valve supporting plate -MP1-218- |
t | (with cylinder head installed) → Chapter |
12 - | Valve stem seal |
q | replace → Chapter |
13 - | Valve guide |
q | check → Chapter |
q | replace → Chapter |
q | Repair of the guide with a collar |
14 - | Cylinder head |
q | pay attention to the notes → Anchor |
q | reworking valve seats → Chapter |
15 - | Valve |
q | do not rework, only grinding in is permissible |
q | Valve dimensions → Fig. |
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Note
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Dimension | Inlet valve | Exhaust valve | |
Ø a | mm | 39,5 ± 0,15 | 32,9 ± 0,15 |
Ø b | mm | 6,92 ± 0,02 | 6,92 ± 0,02 |
c | mm | 91,85 | 91,15 |
α | ∠° | 45 | 45 |