Doosan P158LE, P180LE, P222LE, PU158TI, PU180TI, PU222TI — 3.3. Engine Reassembly

z Pushing the piston down, rotate the crankshaft about 180 ° and fit the Top ring z Coat the tap parts of connecting rod bearing cap to the connecting rod. 2nd ring bolts and their seats with engine oil, Oil ring and after engaging 2 ~ 3 threads of bolts primarily rind then tighten them to the specified torque. (10 kg m + 90 ° +10 ° ) EA6M2006 (1) First step : Coat the bolts with engine oil. (2) Second step : Engage 2 ~ 3 threads by hands. (3) Third step : Tighten to about 7 kg m with wrench. (4) Fourth step : By means of torque wrench tighten to 10 kg m . (5) Fifth step : Finally assemble by means of rotation angle method 90° +10 ° .

However, according to above tightening order, tighten them step by step. * Standard length of bolt and use limit : (from head seat to bolt tip) z By moving the connecting rod bearing cap by hands, make sure if there is any play in left and right. z With same ways as above, assemble in each cylinder rotating the crankshaft. EFM2070I Engine Reassembly - 87 - Standard length Use limit 67.5-0.3 mm 69 mm