Fig. 13 Oil Pressure Relief Valve

Fig. 14 Measuring Inner Rotor Thickness

Fig. 15 Checking Oil Pump Pressure−Typical

CHECKING ENGINE OIL PRESSURE

(1) Remove pressure sending unit and install Special tool S-94 with gauge assembly C-3292 (Fig. 15).

Fig. 16 Engine Oil Filter and Antidrain Back Valve

OIL FILTER

ANTI-DRAIN BACK VALVE

Installation: Apply liquid (Teflon Type) sealant to valve-to-block threads (Fig. 16). Tighten assembly to 55 Nzm (40 ft. lbs.).

FILTER

CAUTION: When servicing the oil filter (Fig. 16) avoid deforming the filter can by installing the remove/install tool band strap against the can-to- base lockseam. The lockseam joining the can to the base is reinforced by the base plate.

(1)Turn counter clockwise to remove.

(2)To install, lubricate new filter gasket. Check filter mounting surface. The surface must be smooth, flat and free of debris or old pieces of rubber. Screw filter on until gasket contacts base. Tighten to 3/4 to 1 turn.