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Home >> Lexus >> 2007 >> GS 450h >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Cooling >> Radiator >> Disassembly
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Cooling System (Mechanical): Cooling: Radiator: Disassembly

  1. REMOVE RADIATOR DRAIN COCK PLUG 
    1. Remove the drain plug.
    2. Remove the O-ring.
  2. ASSEMBLE SST 
    1. Install the claw to part A of the overhaul handle as shown in the illustration.

      SST 09230-01010 

    2. While squeezing the handle, adjust the stopper bolt so that dimension B is as specified below.

      Dimension B: 

      0.2 to 0.3 mm (0.008 to 0.012 in.) 

      Fig 1: Identifying Stopper Bolt Dimension
      G05138426Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. UNCAULK LOCK PLATE 
    1. Using SST to release the caulking, squeeze the handle until stopped by the stopper bolt.

      SST 09230-01010 

      Fig 2: Releasing Caulking
      G05287509Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE RADIATOR TANK UPPER AND TANK LOWER 
    1. Lightly tap the bracket of the radiator (or radiator hose inlet or outlet) with a plastic-faced hammer and remove the tank.
    2. Remove the O-ring.
      Fig 3: Tapping Bracket Of Radiator
      G05287510Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002