II. Overhaul of Oil Pump
if it is suspected that engine oil pressure may has problem,
disassemble the oil pump and check elastic force of relief
valve spring and if the valve is locked.
Note:
The oil pump is of inner rotor type, which can not
be maintained under normal conditions, because its finish
size and material ensure its reliability.
III. Installation Procedure
The installation order is adverse to that for disassembly,
but care should be taken for the following matters.
1. The installation direction of oil pump relief valve is as
shown in the figure.
