Removal And Installation

WATER OUTLET AND WATER CONTROL VALVE

Removal and Installation

WARNING:
Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure engine coolant escaping from the radiator.

REMOVAL

CAUTION:
Perform when the engine is cold.
1. Drain engine coolant from the radiator. Changing Engine Coolant.
2. Remove air cleaner and air duct assembly. Component Removal And Installation.
3. Remove radiator hose (upper). Component Removal and Installation.
4. Remove heater hoses and water hoses.
5. Disconnect engine coolant temperature sensor.
6. Remove water outlet.
7. Remove water control valve.
8. Remove engine coolant temperature sensor, if necessary.

CAUTION:
- Handle carefully to avoid any shock to engine coolant temperature sensor.
- Replace the gaskets and rubber rings with a new ones.

INSPECTION AFTER REMOVAL

- Place a thread (A) so that it is caught in the valve of the water control valve (1). Immerse fully in a container (B) filled with water. Heat while stirring.
- The valve opening temperature is the temperature at which the water control valve opens and falls from the thread.
- Continue heating. Check the full-open valve lift amount.

NOTE:
The full-open valve lift amount standard temperature for the water control valve is the reference value.
- After checking the full-open valve lift amount, lower the water temperature and check the valve closing temperature.

- If out of the specification, replace water control valve.

INSTALLATION
Installation is in the reverse order of removal.

Water Control Valve

CAUTION:
Replace the rubber ring with a new one.

- Install water control valve while making rubber ring (1) groove fit to water control valve flange (A) around the whole circumference.

- While the mark (A) points to up, install water control valve (2) with frame center (B) facing straight upward into water outlet (1).

Water Outlet
Install the water control valve to the cylinder head without displacing the valve from the valve position.

Water Hoses (M/T Models)

Install water hoses (3),(5) as shown.
- Electric throttle control actuator (1)
- Clamp (2)
- Water outlet (4)
- Paint mark (A)
- Clamp shall not interfere with the bulged area (B)
Arrow Indicates Engine front

INSPECTION AFTER INSTALLATION
- Check for leaks of engine coolant. Inspection.
- Start and warm up the engine. Visually check if there is no leaks of engine coolant.