LR3/Disco 3
Valve Clearance Check (12.29.73)
1 . Disconnect the battery ground cable.
Specifications
2 . Remove the cooling fan.
Cooling Fan (26.25.19)
3 . Remove the LH valve cover.
Valve Cover LH (12.29.43)
4 . Remove the RH valve cover.
Valve Cover RH (12.29.44)
5 .
Rotate the engine clockwise to position the camshaft lobe away from the valve tappet
6 . Using the feeler gauge set, measure the clearance between the camshaft and the valve tappet.
7 . Repeat the above procedure for the remaining 31 tappets.
8 . Adjust the clearance as necessary.
9 . For cylinder head data, refer to specifications.
Specifications
10 . Install the RH valve cover.
Valve Cover RH (12.29.44)
11 . Install the LH valve cover.
Valve Cover LH (12.29.43)
12 . Install the cooling fan.
Cooling Fan (26.25.19)
Published : Nov 24, 2004
CAUTION: Camshaft lobes must be 180 degrees away from each valve tappet or valve clearance will be
incorrect.
