Skoda Octavia III 2013 Workshop Manual page 126

Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
♦ Spark plug wrench , e.g. -3122 B-
♦ Disassembly and assembly device for valve collets - VAS
5161A- with set - VAS 5161A/32-
♦ Adapter - T40012-
♦ Valve stem seal fitting tool - MP1-233 (3365)-
♦ Valve stem e. g. -VAS 6770-
Work procedure
– Remove camshaft housing
⇒ "1.4 Removing and installing camshaft housing", page 73
– Release spark plugs with spark plug wrench , e.g. -3122 B- .
– Unscrew positioning screw - T10340- .
– Put the piston of the relevant cylinder at "bottom dead centre".
– Place guide plate -VAS 5161A/32- on the cylinder head and
screw on using the knurled screws -VAS 5161/12- .
– Screw in adapter - T40012- with seal ring hand-tight into the
corresponding plug connector thread.
– Connect the adapter to the compressed air with a commer‐
cially available intermediate piece and apply constant pres‐
sure.
• Minimum pressure: 0.6 MPa (6 bar)
– Insert the impact drift -VAS 5161/3A- into the guide plate and
knock off the tightly fitted valve collets using a plastic hammer.
– Screw the detent part -VAS 5161/6- with the interlocking fork
-VAS 5161/5- into the guide plate.
– Insert assembly cartridge -VAS 5161A/32-1- with sleeve
mounted -VAS 5161A/32-2- into the guide plate.
– Hook the pressure fork -VAS 5161/2- onto the detent part and
push the assembly cartridge downwards.
– Turn simultaneously the knurled screw of the assembly car‐
tridge to the right, until the tips click into the valve collets.
– Rotate the knurled screw to the left and to the right, by doing
so the valve collets are pressed apart and are installed in the
assembly cartridge.
– Release the pressure fork.
– Remove assembly cartridge.
– Unscrew guide plate and turn it to the side.
• T compressed air hose remains connected.
– Remove the valve spring with the valve spring retainer.
120
Rep. gr.15 - Cylinder head, valve gear
.