REMOVE OIL PRESSURE RELIEF VALVE. (Refer to figure 24.)
Key, Socket Head Screw, 7 mm
Pliers, Snap ring (0.046 straight tips)
Oil pan removed
Dry cleaning solvent, P-D-680 Type III, used to clean parts is potentially dangerous
to personnel and property. Use in a well ventilated area as the fumes are dangerous
if inhaled. Avoid repeated and prolonged skin contact. Do not use near open flame
or excessive heat. Flash point of solvent is 138F.
Remove oil pressure relief valve plug (1) from inside lower crankcase (2) at the power take off end.
Remove plug and relief valve assembly (3). Inspect valve parts. If undamaged, clean thoroughly and reassemble. If any
part if damaged, discard entire assembly.
Figure 24. Oil Pressure Relief Valve Removal