SECTION IV. REMARKS-Continued
MAIN PROPULSION ENGINE
Due to the weight and size of the cover and gear housing, cae must be taken
during removal to avoid damage to the cover and possible injury to personnel.
CAUTION: Spring tension is released when removing pressure relief valve
The lubricating oil pump is dowel fit to the cylinder block on both sides.
Two men may be required when removing the camshafts to avoid possible
damage to the camshaft and bushing.
Upon removal, reinstallation of this piece of equipment blank, cover, or
otherwise protect all openings to prevent foreign m tter from entering and
damaging this system.
If the bearings are in satisfactory condition that will allow them to be used, be
sure to mark them for location. Care must be taken not to knock the upper
bearing loose from the connecting rod.
Rotate the crankshaft, if necessary, to facilitate its removal. If bearing shell
inspection is to be performed, tape the upper and lower shells together or
otherwise identify the shells as removed. Discard the bearing shells after
inspection as required.
Insulation blankets are to be procured/fabricated commercially from sources
skilled in the art of manufacturing removable insulation from material meeting
requirements of MIL-1-24244 and MIL-1-16411, Type II.
U.S. GOVERNMENT PRINTING OFFICE: 1994-555-028/00189
Change 4 B-18