Coolant Line/Hose: Service and Repair

WATER HOSE AND WATER PIPE






REMOVAL AND INSTALLATION
REMOVAL SERVICE POINT
[[A]] RADIATOR UPPER HOSE DISCONNECTION





After making mating marks on the radiator hose and hose clamp, disconnect the radiator hose.

INSTALLATION SERVICE POINTS
]]A[[ O-RING INSTALLATION





CAUTION: Do not allow engine oil or other grease to adhere to the O-ring

Insert the O-ring to the water pipe, and coat the outer portion of the O-ring with water or engine coolant.

]]B[[ THERMOSTAT CASE ASSEMBLY/WATER OUTLET FITTING INSTALLATION
1. Use a gasket scraper or wire brush to completely eliminate all gasket material on the gasket mounting surface.





2. Apply a bead of the sealant to the cylinder head mating surface of the thermostat case as shown.
Specified Sealant: 3M AAD part No.8672, 3M AAD part No.8679/8678 or equivalent





3. Apply sealant to the thread of the thermostat case assembly bolts as shown.
Specified Sealant: 3M AAD part No.4170 or equivalent
4. With the sealant still wet (within 15 minutes after the sealant is applied), install the thermostat case. Do not apply the sealant in an area more than the required.

]]C[[ RADIATOR UPPER HOSE CONNECTION





1. Insert each hose as far as the projection of the water outlet fitting.
2. Align the mating marks on the radiator hose and hose clamp, and then connect the radiator hose.