POWER UNIT 6-43
THERMOSTAT
REMOVAL
• Disconnect water hose 1 from thermostat cover.
• Remove the two (2) bolts 2 securing the thermostat cover,
then remove the cover 3 and thermostat 4.
INSPECTION
• If salt deposits, corrosion, wear or other damage is found,
clean or replace.
• Thermostat operation
Check thermostat opening temperature as follows:
• Insert a length of thread between thermostat valve / body
and suspend thermostat in a container filled with water.
• Place thermometer in container and heat water.
Observe water temperature when thermostat valve opens
and releases thread.
Thermostat operating temperature
Standard : 58 – 62 °C (136 – 144 °F)
INSTALLATION
Installation is reverse order of removal with special attention to
the following steps.
• Assemble thermostat 1, and thermostat cover 2 to cylinder
block and secure with bolts 3.
Thermostat cover bolt : 10 N·m (1.0 kg-m, 7.0 Ib-ft)
Thermometer
Heater
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