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Removal sequence
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1.
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Water hose
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2.
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Water hose
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3.
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Water hose
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4.
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Water hose
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>>E<<
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5.
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Engine coolant temperature sensor
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>>D<<
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6.
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Engine coolant temperature gauge unit
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7.
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Water inlet fitting
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8.
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Thermostat
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>>C<<
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9.
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Water outlet fitting
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>>B<<
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10.
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Thermostat housing
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>>A<<
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11.
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O-ring
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>>A<<
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12.
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Water inlet pipe
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>>A<<
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13.
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O-ring
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14.
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Water pump
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15.
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Water pump gasket
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| INSTALLATION SERVICE POINTS
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| >>A<<
O-RING/WATER INLET PIPE INSTALLATION
 CAUTION
- Never allow any oil or grease to touch the O-rings.
- Clamp the water inlet pipe only after installation of the thermostat case.
Replace the O-rings at both ends of the water inlet pipe with new ones. Insert the O-rings
into the water pump and thermostat housing after wetting their peripheries with water.
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| >>B<<
THERMOSTAT HOUSING INSTALLATION
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- Remove all old FIPG remaining on the thermostat housing and cylinder head.
- Apply a 2.7 ±
0.3 mm diameter bead of FIPG on the indicated surface of the
thermostat housing.
Specified sealant:
- Mitsubishi Genuine Part No.MD970389 or equivalent
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| >>C<<
WATER OUTLET FITTING INSTALLATION
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- Remove all old FIPG remaining on the water outlet fitting and thermostat housing.
- Apply a 2.7 ±
0.3 mm diameter bead of FIPG to the indicated surface of the
water outlet fitting.
Specified sealant:
- Mitsubishi Genuine Part No.MD970389 or equivalent
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| >>D<<
ENGINE COOLANT TEMPERATURE GAUGE UNIT INSTALLATION
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- Remove all old sealant remaining on the threaded hole in the engine coolant temperature
gauge unit and the thermostat housing.
NOTE: A new engine coolant temperature gauge unit is coated with sealant. It does not require
coating with sealant before installation.
- Apply sealant to the indicated threads of the engine coolant temperature gauge unit.
Specified sealant:
- 3M Nut Locking Part No.4171 or equivalent
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| >>E<<
ENGINE COOLANT TEMPERATURE SENSOR INSTALLATION
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 CAUTION
When using a tool, avoid letting it touch the connector portion which is made
of plastic.
- Remove all old sealant remaining on the threads of the engine coolant temperature
sensor and in the threaded hole in the thermostat housing.
- Apply sealant to the engine coolant temperature sensor's threads indicated
in the drawing.
Specified sealant:
- 3M ATD Part No.8660 or equivalent
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