ENGINE K SERIES 1.8 VVC
Technical Academy
Page 24 of 28 01-34-RG-W-Ver:1
Figure 27
CAUTION: Make sure that the sealant is kept clear of oil feed drillings, oil grooves and
control shaft journals and that assembly is completed within 20 minutes.
It is also essential that during the following operations to ensure that the front and rear inlet
camshafts are retained in the camshaft carrier and their respective VVC assemblies, and
also taking great care not to rotate the camshafts or control shaft.
• Invert the carrier assembly and fit to cylinder head, screwing in the 32 bolts, (4 long
bolts at each end of carrier), then using the sequence shown in figure 28, progressively
tighten bolts to 10Nm.
• Replace the slave bolts, one bolt at a time, retaining the VVC housings to the carrier
with new ‘Patchlock’ bolts.
• Remove the timing plates from both VVC assemblies, then tighten the 2 bolts retaining
the VVC housings to the carrier to 10Nm, then fit new ‘Patchlock’ bolts, VVC housings
to cylinder head and tighten to the same torque, 10Nm.
The next stage is to fit the camshaft and VVC housing oil seals.
Figure 28
• Lubricate seal running areas at the front and rear of the exhaust camshaft, then fit new
seals using 18G 1587, then fit new seals to both VVC housings using 18G 1604,
making sure that the seals are fitted flush with the face of the VVC housings.
• Fit the rear timing belt backplate to cylinder head and tighten bolts to 6Nm (M5 bolts),
and 10Nm (M6 bolts).
The next stage is to fit the HCU to the camshaft carrier.
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