Car engine inspection Land Rover Defender 90/110/130
Camshaft lobe lift height
1. Measure the diameter (1) and diameter (2) vernier caliper with vernier. The difference between these two values is the height of the cam.
1. Measure the diameter (1) and diameter (2) vernier caliper with vernier. The difference between these two values is the height of the cam.
Deformation (warping) of the mating surface of the cylinder block
1. Using a straightedge and a set of feeler gauges, measure the flatness of the cylinder block/cylinder head mating surface. Measure the flatness deviation of the mating surface. If measurement...
1. Using a straightedge and a set of feeler gauges, measure the flatness of the cylinder block/cylinder head mating surface. Measure the flatness deviation of the mating surface. If measurement...
Deformation (warping) of the mating surface of the cylinder head
1. Measure the misalignment of the block/cylinder head. Using a special tool, measure the degree of mismatch of the mating surfaces. If the value is out of specification, rework the mating surface.
1. Measure the misalignment of the block/cylinder head. Using a special tool, measure the degree of mismatch of the mating surfaces. If the value is out of specification, rework the mating surface.
Piston pin diameter
1. NOTE: Piston and piston pin form a single pair. Do not confuse these elements. Measure the piston pin diameter. Measure in two directions If the values are out of specification, install a new...
1. NOTE: Piston and piston pin form a single pair. Do not confuse these elements. Measure the piston pin diameter. Measure in two directions If the values are out of specification, install a new...
Distributor neck diameter
1. Determine the diameters of the camshaft journals To determine if the journals are out-of-round, measure the diameter at 90 degree intervals using a micrometer. To determine if there is a taper,...
1. Determine the diameters of the camshaft journals To determine if the journals are out-of-round, measure the diameter at 90 degree intervals using a micrometer. To determine if there is a taper,...
Valve stem diameter
1. Measure the diameter of the valve stems with a micrometer. If the measurement result is not correct, install a new valve.
1. Measure the diameter of the valve stems with a micrometer. If the measurement result is not correct, install a new valve.
Valve spring free length
1. Using a vernier caliper, measure the free length of each valve spring. Make sure the value you get is correct.
1. Using a vernier caliper, measure the free length of each valve spring. Make sure the value you get is correct.
The gap in the joint of the piston ring
1. CAUTION: Do not confuse piston rings. Piston rings should be installed in the same position and in the same places. Using a feeler gauge, measure the piston ring clearance. The values given in the...
1. CAUTION: Do not confuse piston rings. Piston rings should be installed in the same position and in the same places. Using a feeler gauge, measure the piston ring clearance. The values given in the...
Clearance between groove and piston
1. NOTE: The piston ring must protrude from the piston groove. To determine the height clearance between the groove and the ring, insert a feeler gauge straight into the groove behind the ring. Use a...
1. NOTE: The piston ring must protrude from the piston groove. To determine the height clearance between the groove and the ring, insert a feeler gauge straight into the groove behind the ring. Use a...
Leak test using exhaust toxicity testing equipment
WARNING: In order for the smoke test equipment to work correctly, the pressure in the compressed air supply line must be between 3.5 and 12 bar (50-175 psi). Exceeding the maximum pressure is not...
WARNING: In order for the smoke test equipment to work correctly, the pressure in the compressed air supply line must be between 3.5 and 12 bar (50-175 psi). Exceeding the maximum pressure is not...
Axial clearance of the crankshaft
1. Using a dial indicator with brackets, measure the end play. The crankshaft end play is measured by lifting the crankshaft with a lever. If the measured value is outside the specified limits,...
1. Using a dial indicator with brackets, measure the end play. The crankshaft end play is measured by lifting the crankshaft with a lever. If the measured value is outside the specified limits,...
Camshaft axial clearance
1. NOTE: Make sure the camshaft type is correct (specification). Use a special tool to measure the axial clearance. Move the camshaft in both directions. Take readings and record the maximum and...
1. NOTE: Make sure the camshaft type is correct (specification). Use a special tool to measure the axial clearance. Move the camshaft in both directions. Take readings and record the maximum and...
Inspection of the surface of the camshaft
1. Inspect the running surfaces of the camshaft lobes for pitting or damage. Minor pitting off the work surface is acceptable.
1. Inspect the running surfaces of the camshaft lobes for pitting or damage. Minor pitting off the work surface is acceptable.
Bearing inspection
1. Inspect the bearings for the following defects. 1. Chipping (well formation) - fatigue wear. 2. Polished in places - incorrect fit. 3. Embedded particles - contaminated engine oil. 4. Scratches -...
1. Inspect the bearings for the following defects. 1. Chipping (well formation) - fatigue wear. 2. Polished in places - incorrect fit. 3. Embedded particles - contaminated engine oil. 4. Scratches -...
Piston Inspection
1. CAUTION: Do not use aggressive cleaning fluid or a wire brush to clean the piston. Perform a visual inspection. Clean the piston skirt, piston pin bushing, grooves and piston head and inspect them...
1. CAUTION: Do not use aggressive cleaning fluid or a wire brush to clean the piston. Perform a visual inspection. Clean the piston skirt, piston pin bushing, grooves and piston head and inspect them...
Connecting rod hole
1. Measure the connecting rod head bore in both directions. The measurement difference is the deviation of the connecting rod head hole from roundness (ovality). Check that the roundness deviation is...
1. Measure the connecting rod head bore in both directions. The measurement difference is the deviation of the connecting rod head hole from roundness (ovality). Check that the roundness deviation is...
Deviation of the shape of the cylinder bore from roundness
1. NOTE: The main bearing caps must be in place and must be tightened to the specified torque. However, bearing shells must not be installed. Measure the bore diameter of the cylinder with an inside...
1. NOTE: The main bearing caps must be in place and must be tightened to the specified torque. However, bearing shells must not be installed. Measure the bore diameter of the cylinder with an inside...
Cleaning and inspection of the exhaust manifold
1. Inspect the exhaust manifold flanges that mate to the cylinder head for signs of exhaust gas leakage. 2. Inspect the exhaust manifold for cracks, damage to gasket surfaces, or other damage that...
1. Inspect the exhaust manifold flanges that mate to the cylinder head for signs of exhaust gas leakage. 2. Inspect the exhaust manifold for cracks, damage to gasket surfaces, or other damage that...
Connecting rod cleaning
1. CAUTION: To avoid damaging the connecting rods, do not use a caustic cleaner solution. Mark and separate the connecting rod into its component parts and clean them with solvent. Clean the...
1. CAUTION: To avoid damaging the connecting rods, do not use a caustic cleaner solution. Mark and separate the connecting rod into its component parts and clean them with solvent. Clean the...
Radial clearance in the camshaft journal
1. NOTE: Follow the prescribed procedure exactly. To perform the following measurements, the valve lifters must be removed. NOTE: Make sure the camshaft type is correct (specification). NOTE: Bearing...
1. NOTE: Follow the prescribed procedure exactly. To perform the following measurements, the valve lifters must be removed. NOTE: Make sure the camshaft type is correct (specification). NOTE: Bearing...
Correspondence of the piston pin and the bore in the piston
1. NOTE: Piston and piston pin form a single pair. Do not confuse these elements. Measure the diameter of the piston pin bore. Measure in two directions If the values are out of specification,...
1. NOTE: Piston and piston pin form a single pair. Do not confuse these elements. Measure the diameter of the piston pin bore. Measure in two directions If the values are out of specification,...
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