ENGINE
Valve springs - inspection
Valves and guides - inspection
1.
Remove carbon from valves.
1.
2.
Check free length of each spring = 46.28 mm
Check that end coils of each spring are square
to body of spring.
2. Examine head of each valve for cracks and
burning and valve seat for pitting or burning,
replace valves as necessary.
3.
Check valve seating faces for pitting, if light
pitting cannot be removed during valve
grinding operations, valves may be refaced.
CAUTION: If refacing results in valve head
stand down being exceeded, valves must
be replaced.
4.
Check valve seating face angles.
Inlet = 60 °00’ to 60 °30’ - included angle =120
°
Exhaust = 45 °00’ to 45 °30’ - included angle =
90°
5.
6.
Reface or replace valves as necessary.
Check each valve stem for wear, measure at
each end and centre of valve stem.
Inlet = 7.96 mm
Exhaust = 7.94 mm
7.
Replace any valve with stems that are worn.
OVERHAUL
21
| Categories | Land Rover, Land Rover Defender, Land Rover Discovery |
|---|---|
| Tags | Land Rover |
| Model Year | 1997 |
| Download File |
|
| Document Type | Owners Manual |
| Language | English, German |
| Product Name | Discovery, Defender, Range Rover Gearbox |
| 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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