QX56 V8-5.6L (VK56DE) (2004)
6. Remove water connector and water cut valve.
INSPECTION AFTER REMOVAL
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Place a thread so that it is caught in the valve of the thermostat. Immerse fully in a container filled with water. Heat while stirring.
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The valve opening temperature is the temperature at which the valve opens and falls from the thread.
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Continue heating. Check the full-open lift amount.
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After checking the full-open lift amount, lower the water temperature and check the valve closing temperature.
Standard values
INSTALLATION
Installation is in the reverse order of removal.
Installation of thermostat
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Install the thermostat with the whole circumference of each flange part fit securely inside the rubber ring. (The example in the figure shows the
thermostat.)
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Install the thermostat with the jiggle valve facing upwards.
Installation of water outlet pipe and heater pipe
First apply a neutral detergent to the O-rings, then quickly insert the insertion parts of the water outlet pipe and heater pipe into the installation holes.
INSPECTION AFTER INSTALLATION
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Check for leaks of the engine coolant using tool.
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Start and warm up the engine. Visually make sure that there is no leaks of the engine coolant.