Suzuki AY50, Service Manual

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11-14 AY50K1 K2/WRK1 K2 (’01 ’02-MODEL)
Slowly heat the container and check the temperature on the ther-
mometer when the thermostat valve begins to open.
"
Thermostat valve opening temperature: Approx. 65 °C
Continue heating the container until the water temperature is
above 80 °C.
When the water temperature reaches 80 °C, the thermostat valve
should have lifted at least 3 mm.
"
Thermostat valve lift: Over 3 mm at 80 °C
If the thermostat is faulty in either of these two checks, replace it
with a new one.
INSTALLATION
Install the thermostat in the reverse order of removal.
• After installing the thermostat, be sure to add engine coolant.
ENGINE COOLANT TEMP. SWITCH (For
AY50WRK1)
REMOVAL
• Remove the trunk.
• Drain engine coolant.
• Disconnect the lead wire
1
.
• Remove the engine coolant temp. switch
2
.
Immerse the thermostat into a container of water and keep it sus-
pended as shown.