Car engine inspection Land Rover Defender 90/110/130
Camshaft cam lift height
1. Measure the diameter (1) and diameter (2) with a vernier caliper. The difference between these two values is the cam lift height.
1. Measure the diameter (1) and diameter (2) with a vernier caliper. The difference between these two values is the cam lift height.
Deformation (warping) of the mating surface of the cylinder block
1. Using a straight edge and feeler gauge, measure the out-of-plane deviation of the cylinder block/cylinder head mating surface. Measure the deviation from flatness of the mating surface. If the...
1. Using a straight edge and feeler gauge, measure the out-of-plane deviation of the cylinder block/cylinder head mating surface. Measure the deviation from flatness of the mating surface. If the...
Deformation (warping) of the mating surface of the cylinder head
1. Measure the degree of block/cylinder head misalignment. Use a special tool to measure the degree of misalignment of the mating surfaces. If the value is not within specification, rework the mating...
1. Measure the degree of block/cylinder head misalignment. Use a special tool to measure the degree of misalignment of the mating surfaces. If the value is not within specification, rework the mating...
Piston pin diameter
1. NOTE: The 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 not within specification, install a...
1. NOTE: The 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 not within specification, install a...
Camshaft journal diameter
1. Determine the diameters of the camshaft journals To determine if the shaft journals are out of round, measure the diameter at 90 degree intervals using a micrometer. To determine if there is...
1. Determine the diameters of the camshaft journals To determine if the shaft journals are out of round, measure the diameter at 90 degree intervals using a micrometer. To determine if there is...
Valve stem diameter
1. Measure the diameter of the valve stems with a micrometer. If the measurement result is not within the norm, install a new valve.
1. Measure the diameter of the valve stems with a micrometer. If the measurement result is not within the norm, 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 obtained complies with the standards.
1. Using a vernier caliper, measure the free length of each valve spring. Make sure the value obtained complies with the standards.
Piston ring joint gap
1. CAUTION: Do not mix up piston rings. Install piston rings in the same position and in the same locations. Using a feeler gauge, measure the piston ring clearance. The values given in the...
1. CAUTION: Do not mix up piston rings. Install piston rings in the same position and in the same locations. Using a feeler gauge, measure the piston ring clearance. The values given in the...
Clearance between groove and piston
1. NOTE: The piston ring should protrude from the piston groove. To determine the height clearance between the groove and the ring, insert a feeler gauge directly into the groove behind the ring....
1. NOTE: The piston ring should protrude from the piston groove. To determine the height clearance between the groove and the ring, insert a feeler gauge directly into the groove behind the ring....
Leak testing using emission testing equipment
CAUTION: For the smoke leak testing equipment to operate correctly, the compressed air supply line pressure must be between 3.5 and 12 bar (50-175 psi). The maximum pressure must not be exceeded....
CAUTION: For the smoke leak testing equipment to operate correctly, the compressed air supply line pressure must be between 3.5 and 12 bar (50-175 psi). The maximum pressure must not be exceeded....
Crankshaft axial clearance
1. Using a dial indicator with brackets, measure the axial clearance. The measurement of the axial clearance of the crankshaft is performed by lifting the crankshaft using a lever. If the measured...
1. Using a dial indicator with brackets, measure the axial clearance. The measurement of the axial clearance of the crankshaft is performed by lifting the crankshaft using a lever. If the measured...
Axial clearance of the camshaft
1. NOTE: Make sure the camshaft type is correct (according to specification). Measure the axial clearance using a special tool. Move the camshaft in both directions. Read and record the maximum and...
1. NOTE: Make sure the camshaft type is correct (according to specification). Measure the axial clearance using a special tool. Move the camshaft in both directions. Read and record the maximum and...
Inspection of the camshaft surface
1. Inspect the camshaft lobe running surfaces for pitting or damage. Minor pitting outside the running surface is acceptable.
1. Inspect the camshaft lobe running surfaces for pitting or damage. Minor pitting outside the running surface is acceptable.
Bearing inspection
1. Inspect the bearings for the following defects. 1. Painting (formation of holes) - fatigue wear. 2. Polished in places - incorrect fit. 3. Embedded particles - contaminated engine oil. 4....
1. Inspect the bearings for the following defects. 1. Painting (formation of holes) - fatigue wear. 2. Polished in places - incorrect fit. 3. Embedded particles - contaminated engine oil. 4....
Inspection of the piston
1. CAUTION: Do not use harsh cleaning fluid or wire brush to clean the piston. Perform a visual inspection. Clean the piston skirt, piston pin bushing, piston grooves and crown and inspect them for...
1. CAUTION: Do not use harsh cleaning fluid or wire brush to clean the piston. Perform a visual inspection. Clean the piston skirt, piston pin bushing, piston grooves and crown and inspect them for...
Connecting rod lower head bore
1. Measure the connecting rod head bore in two directions. The difference in measurements is the deviation of the connecting rod head bore from roundness (ovality). Make sure that the deviation from...
1. Measure the connecting rod head bore in two directions. The difference in measurements is the deviation of the connecting rod head bore from roundness (ovality). Make sure that the deviation from...
Deviation of the cylinder bore shape from roundness
1. NOTE: The main bearing caps must be in place and tightened to the specified torque. However, the bearing shells must not be installed. Use a bore micrometer to measure the cylinder bore diameter....
1. NOTE: The main bearing caps must be in place and tightened to the specified torque. However, the bearing shells must not be installed. Use a bore micrometer to measure the cylinder bore diameter....
Cleaning and inspection of the exhaust manifold
1. Inspect the exhaust manifold flanges that connect to the cylinder head for signs of exhaust leakage. 2. Inspect the exhaust manifold for cracks, damage to the gasket surfaces, or other damage that...
1. Inspect the exhaust manifold flanges that connect to the cylinder head for signs of exhaust leakage. 2. Inspect the exhaust manifold for cracks, damage to the gasket surfaces, or other damage that...
Cleaning the connecting rod
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 oil...
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 oil...
Radial clearance in the camshaft journal
1. NOTE: Follow the prescribed procedure carefully. The valve lifters must be removed to perform the following measurements. NOTE: Make sure the camshaft type is correct (according to specification)....
1. NOTE: Follow the prescribed procedure carefully. The valve lifters must be removed to perform the following measurements. NOTE: Make sure the camshaft type is correct (according to specification)....
Matching the piston pin to the piston hole
1. NOTE: The piston and piston pin form a single pair. Do not confuse these elements. Measure the piston pin bore diameter. Measure in two directions If the values are not within specification,...
1. NOTE: The piston and piston pin form a single pair. Do not confuse these elements. Measure the piston pin bore diameter. Measure in two directions If the values are not within specification,...
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