Discovery II
EMISSION CONTROL - V8
17-2-60 REPAIRS
Air Manifold - LH - Secondary Air
Injection (SAI)
$% 17.25.17
Remove
REPAIRS, Control Valve - Secondary Air
Injection (SAI).
2. Disconnect 2 air manifold unions from adapters
in cylinder head.
CAUTION: Take care that air manifold pipes
are not damaged during removal of union
nuts.
3. Remove 2 nuts securing air manifold bracket to
inlet manifold.
4. Remove air manifold.
Refit
1. Clean air manifold and cylinder head adapters.
2. Apply a small amount of engine oil to top of air
manifold union nuts and around air manifold
pipes.
3. Position air manifold and finger tighten both
union nuts.
CAUTION: Finger tighten union nuts as far
as possible, damage to air manifold pipes or
adapters may result if this is not done.
4. Tighten air manifold unions to 25 Nm (18 lbf.ft).
CAUTION: Ensure that air manifold pipes
are not distorted during tightening
operation.
5. Fit nuts securing air manifold to inlet manifold
and tighten to 25 Nm (18 lbf.ft).
6. Fit SAI control valve.
REPAIRS, Control Valve - Secondary Air
Injection (SAI).
M17 0234
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