Oil Pan

REMOVAL AND INSTALLATION

Removal Service Points
[A] Oil Pan, Lower Removal
1. Remove the lower oil pan mounting bolts.

CAUTION: Do not use a scraper or special tool to remove the oil pan.

2. Remove the lower oil pan by tapping on the side wall with a plastic hammer (mallet) through a wood block held against it.

[B] Oil Pan, Upper Removal
1. Remove the upper oil mounting bolts.

CAUTION: Do not use a scraper or special tool to remove the oil pan.





2. Thread the bolt into the illustrated bolt hole (A) (at each end) to remove the oil pan.

[C] Outer Rotor/Inner Rotor Removal





Make alignment dots on the outer and inner rotors for assembly.

Installation Service Points
]A[ Inner Rotor/Outer Rotor Installation





Apply engine oil to the rotors. Then, install the rotors ensuring that the alignment dots made at disassembly are properly aligned.

]B[ Oil Pump Case Installation
1. Remove the sealant from the cylinder block (oil pump mounting plane) and oil pump





2. Apply a 3 mm (0.1 inch) diameter bead of sealant, Mitsubishi Genuine Parts number MD970389, or equivalent to the oil pump case. Be sure to install the oil pump case quickly while the sealant is wet (within 15 minutes).
3. After installation, keep the sealed area away from oil and coolant for approximately one hour.

]C[ Crankshaft Front Oil Seal Installation








Using special tool MD998717, knock the oil seal into the oil pump case.

NOTE: Knock it as far as it goes.

]D[ Oil Pan, Upper Installation
1. Clean the gasket surfaces of the cylinder block and upper oil pan.





2. Apply a 4 mm (0.2 inch) diameter bead of sealant Mitsubishi Genuine Parts number MD970389, or equivalent to the oil pan. Be sure to install the oil pan quickly while the sealant is wet (within 15 minutes).

CAUTION: When installing the upper oil pan, be sure not to expel the sealant from the oil pan flange at portion A in the illustration.

3. Tighten the upper oil pan bolts in the sequence shown.
Tightening torque: 5.9 Nm (52 ft. lbs.)
4. After installation, keep the sealed area away from the oil and coolant for approximately one hour.

]E[ Oil Pan Lower Installation
1. Clean the gasket surfaces of the upper and lower oil pans.





2. Apply a 4 mm (0.2 inch) diameter bead of Mitsubishi genuine sealant part number MD970389 or equivalent to the oil pan.
2. Apply sealant as indicated by the broken line in the illustration; the grooves must be traced and the bolt holes must be surrounded with a bead of sealant.
3. Install the oil pan lower to the oil pan upper.

NOTE: Be sure to install the oil pan quickly white the sealant is wet (within 15 minutes).





4. Tighten the oil pan lower bolts in the sequence shown.
Tightening torque: 5.9 Nm (52 inch lbs.)

NOTE: After installation, keep the sealed area away from oil and coolant for approximately one hour.

]F[ Drain Plug Gasket Installation

CAUTION: Oil could leak if the installation direction is incorrect.

Install the drain plug gasket as illustrated.





]G[ Oil Filter Installation
1. Clean the installation surface of the filter bracket.





2. Apply engine oil to the O-ring of the oil filter.
3. Screw the oil filter on until the O-ring contacts the bracket. Then tighten 3/4 turn [14 Nm (124 inch lbs.)]

]H[ Sealant Application To Oil Pressure Gauge Unit

CAUTION:
- Keep the end of threaded portion clear of sealant.
- Avoid an overtightening.





Apply 3M(TM) MD Part number 8672 or equivalent to the oil pressure switch.

INSPECTION
Oil Pump





1. Check the tip clearance.
Standard value: 0.06 - 0.18 mm (0.003 - 0.007 inch)





2. Check the side clearance.
Standard value: 0.04 - 0.10 mm (0.002 - 0.003 inch)





3. Check the body clearance.
Standard value: 0.10 - 0.18 mm (0.004 - 0.007 inch)
Limit: 0.35 mm (0.013 inch)