Toyota Celica Supra 1986 Service And Repair Manual page 198

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LUBRICATION SYSTEM - Oil Pressure Regulator LU-9
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OIL PRESSURE REGULA TOR
(For Lash Adjuster Valve)
REMOVAL AND DISASSEMBL V OF OIL PRESSURE
REGULATOR
1. REMOVE NO. 3 TIMING BELT COVfR
2. REMOVE TIMING BELT COVER STAY
3. REMOVE OIL PRESSURE REGULATOR AND GASKET
4 . DISASSEMBLE OIL PRESSURE REGULATOR ASSEMBLY
Unscrew tho rel ief valve plug, and remove the spring and
relief
valve .
INSPECTION OF OIL PRESSURE REGULATOR
Check t he relief valve for scoring or wear.
If damaged. replace the valve or regulator assembly .
ASSEMBLY AND INSTALLATION OF OIL
PRESSURE REGULATOR
1 . ASSEMBLE OIL PRESSURE REGULATOR ASSEMBLY
Install the relief valve and spring in tho body, and screw
on the relief valve plug.
2.
INSTALL OIL PRESSURE REGULATOR OVER NEW GASKET
3 . INSTALL TIMING BELT COVfR STAY
4.
INSTALL NO. 3 TIMING BELT COVER
6 . START ENGINE AND CHECK FOR LEAKS