Volkswagen Golf Service & Repair Manual: Removing and installing valve stem seals (cylinder head removed)
| Special tools and workshop equipment
required |
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| Removal and installation device for valve cotters -VAS
5161A- with guide plate -VAS 5161A/32-32-. |
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| Engine and gearbox support -VAS 6095- |
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| Cylinder head tensioning device -VAS 6419- |
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| Valve stem pliers -VAS 6770- |
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| Valve stem seal fitting tool -3365- |
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Removing cylinder head
→ Chapter |
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Insert cylinder head tensioning device -VAS 6419- into
engine and gearbox support -VAS 6095-. |
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Tension cylinder head on cylinder head tensioning device as
shown in illustration. |
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Connect cylinder head tensioning device to compressed air. |
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Use lever -arrow- to slide air
cushion under combustion chamber from which valve stem seals are
to be removed. |
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Allow compressed air to flow into air cushion until it lies
against valve disc. |
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Fit guide plate -VAS 5161A/32-1- onto cylinder head and
secure with knurled screws -VAS 5161/12-. |
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Insert punch -VAS 5161/3A- into guide plate and use a
plastic hammer to knock loose the firmly seated valve cotters. |
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Screw toothed piece -VAS 5161/6- with hooking fork
-VAS 5161/5- into guide plate. |
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Slide sleeve -VAS 5161A/32-2- onto assembly cartridge and
insert cartridge into guide plate -VAS 5161A/32-3-. |
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Attach pressure fork -VAS 5161/2- to toothed piece and press
assembly cartridge down. |
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At the same time, turn knurled screw of assembly cartridge
clockwise until tips engage in valve cotters. |
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Move knurled screw back and forth to press apart valve
cotters and capture them in assembly cartridge. |
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Remove installation cartridge. |
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Unbolt guide plate and move to side. |
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Remove valve spring and valve spring plate. |
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Pull off valve stem seal using valve stem pliers -VAS 6770-. |
 Note
| Risk of damage when installing valve stem seals. |
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Place plastic sleeve -A-,
enclosed with new valve stem seals -B-,
onto valve stem. |
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Lightly oil sealing lip of valve stem seal. |
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Push valve stem seal onto plastic sleeve. |
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Carefully press valve stem seal onto valve guide using valve
stem seal fitting tool -3365-. |
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| If the valve cotters have been removed from the assembly
cartridge, they must first be inserted into the insertion
device. |
| Larger diameter of valve cotters faces upwards. |
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Press assembly cartridge onto insertion device from above
and pick up valve cotters. |
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Insert valve spring and valve spring plate. For installation
position of valve spring refer to
→ Fig.. |
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Bolt guide plate -VAS 5161A/32-1- onto cylinder head again. |
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Insert assembly cartridge -VAS 5161A/32-2- with sleeve -VAS
5161A/32-3- into guide plate. |
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Press pressure fork downwards and pull knurled screw
upwards, turning it clockwise and anticlockwise. This inserts
the valve cotters. |
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Reduce pressure on pressure fork whilst pulling on knurled
screw. |
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Repeat procedure on each valve. |
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Installing cylinder head
→ Chapter. |
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Special tools and workshop equipment
required
Spark plug socket and extension -3122 B-
...
Other materials:
Increase in temperature due to insufficient tyre pressure
The graph shows the temperature development of a tyre at a
speed of 180 km/h.
A -
When specified tyre pressure is maintained, the temperature
will remain stable.
B -
Danger zone: When tyre ...
Interior mirror
Fig. 92 On the windscreen: automatic anti-dazzle
interior mirror
Fig. 93 On the windscreen: manual anti-dazzle
interior mirror
First read and observe the introductory information
and safety warnings The driver must adjust the interior mirror to ensure
clear visibility through the rear ...
Fitting single wire seals
Note
Single wire seals prevent the ingress of moisture and dirt
in the contact housing. They are installed, for example, in the
engine compartment and must always be reinstalled following
repairs.
As standard, ...
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Removing and installing valve stem seals (cylinder head installed)