|
|
Engine block 1A-45
1.12.6 Crankshaft Inspection /Repair 1. Mount the dial gauge, use the screwdriver to push the crankshaft frontward and backward, Standard end gap:0.09~0.273mm Thrust bearing’s size Thrust bearing’s thickness Standard 3.205~3.255
2. Measure the crankshaft’s radial run-out. If necessary, replace the crankshaft. Maximum radial circle run-out:0.03mm
3. Respectively at A and B point along X and Y direction, measure the journal diameter. If
Main journal Diameter(mm) Standard 46.004~46.029 Crank pin Diameter(mm) Standard 39.980~40.000 4. Measure the main journal’s clearance according to method below. (1). Remove all oil on the crankshaft journal and bearing seat’s internal surface. (2). Make the plastic gauge match the bearing width and then put it on the top of journal, (3). Mount the main bearing cover (see the main bearing cover mounting part). (4). Dismantle the main bearing cover bolt, and slowly take off the main bearing cover (see (5). Use the plastic gauge scale to measure the widest point on the plastic gauge’s extruded Standard clearance: 0.014~0.034mm Maximum clearance: 0.1mm Bearing bush size Bearing bush thickness Standard 1.971~1.996
Drop down by virtue |