This short article introduces how to disassemble the oil pan and oil pipe of Cummins M11 series engine
① Rotate the engine on the engine overhaul stand so that its side faces upward. Remove the two screws at positions 1 and 2 in Figure 2-88. 3 bolts, install the guide pin, and then remove the remaining 32 oil pan bolts.
② Remove the oil delivery pipe on the rear oil sump type oil pan, see Figure 2-89, and discard the two O-rings.
③ If the engine is equipped with a front oil collection tank suction pipe, remove it from the cylinder block, see Figure 2-90, and discard the O-ring.
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