DEFENDER
ENGINE
10.
insert the assembled pilot into the valve guide
from the combustion chamber side of the
cylinder head until the shoulder contacts the
valve guide and the whole of the collet is
inside the guide. To lock the pilot in the guide
........
turn the
bar clockwise whilst holding
the knurled knob.
refacing
Valves that are satisfactory for further service
can be refaced. This operation should be
carried out using a valve grinding machine.
Only t he minimum of material should b e
removed from the valve face to avoid thinning
of the valve edge. The valve is refaced
correctly whan all pits are removed and the
face is concentric with the stem.
11.
Check that the seat cutter
is assembled
+
correctly using the key MS76 ensuring that the
angled end of each cutter is towards the seat
and set so that the middle of the blade
contacts the seat first. O ne end of the cutter is
angled at 45" and the other end is
Inlet valve seat f ace -
Exhaust valve seat face -
45" +
Inlet valve face -
Exhaust valve face -
-
45"
12.
Using very light pressure tum the cutter
clockwise until the angled face is approximatly
wide.
To check the effectiveness of the cutting
operation smear a small quantity of engineers'
blue round the valve seat and revolve a
correctly ground valve against the seat. A good
seating will produce a continuous fine polished
line around the valve face. A slight gap of not
more than
in the polished line, can be
corrected by lapping.
75
| Categories | Land Rover, Land Rover Defender 110, Land Rover Defender 130, Land Rover Defender 90 |
|---|---|
| Tags | Land Rover |
| Model Year | 1990 |
| Download File |
|
| Document Type | Workshop Manual |
| Language | English |
| Product Name | Defender 90, 110, 130 Td5, Tdi, V8 |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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