Installation - Suzuki DR-Z400S 2001 Service Manual

5-12 COOLING SYSTEM
Slowly heat the container and check the temperature on the
thermometer when the thermostat valve begins to open.
Thermostat valve opening temperature:
Continue heating the container until the water temperature is
above 90°C (194°F).
When the water temperature reaches 90°C (194°F), the ther-
mostat valve should have lifted at least 6.0 mm (0.24 in).
Thermostat valve lift: over 6.0 mm at 90°C
If the thermostat is faulty in either of these two checks, re-
place it.

INSTALLATION

Install the thermostat in the reverse order of removal. Pay at-
tention to the following points.
Apply SUZUKI SUPER GREASE "A" to the rubber seal on
the thermostat.
For USA
99000-25030: SUZUKI SUPER GREASE "A"
For the other countries
99000-25010: SUZUKI SUPER GREASE "A"
After installing the thermostat, be sure to add engine coolant.
( 2-15)
Approximately 75°C (167°F)
(over 0.24 in at 194°F)
6.0 mm
(0.24 in)