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Cooling System: Thermostat: Installation

  1. Align the arrangement mark of thermostat housing with the jiggle valve.
    Fig 1: Installing Thermostat
    G00320619Courtesy of KIA MOTORS AMERICA, INC.
  2. Check to ensure that the flange of the thermostat at is correctly seated in the socket of the thermostat at housing. If the thermostat is installed in the wrong direction, the bottom of the thermostat will touch the rib inside the intake manifold, making it impossible to seat flange in position.
  3. Install a new gasket and engine coolant outlet fitting.

    Tightening Torque:

    Engine coolant outlet fitting bolt:

    17-20 N.m (170-200 kg. cm, 12.54-14.75 lb. ft)

  4. Refill the coolant.