Section 05 ENGINE (4-TEC)
Subsection 06 (LUBRICATION SYSTEM)
1
R1503motr144A
3
4
6
2
5
ENGINE OIL PRESSURE
REGULATOR
The oil pressure regulator is located on the bottom
of the PTO housing.
1
R1503motr123A
TYPICAL — GTX 4-TEC ENGINES
1. Oil pressure regulator
R1503motr372A
1
TYPICAL — RXP 4-TEC ENGINES
1. Oil pressure regulator
NOTE: The oil pressure regulator system opens
when the oil pressure exceeds 400 kPa (58 PSI).
Removal
Remove:
– engine oil (refer to OIL CHANGE)
– oil pressure regulator plug no. 15, compression
spring no. 16, valve piston no. 17 and valve
piston guide no. 18.
WARNING
Oil pressure regulator plug on oil pump hous-
ing is spring loaded.
244 smr2004-Complete Line Up
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