2003 LEXUS LS430 Factory Repair Manual

Page 4249 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 63: Installing Air Duct Screws 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
30.TEMPORARILY INSTALL AIR CONDITIONING RADIATOR ASSY 
a. Temporarily install the air conditioning radiator assy with

Page 4250 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 64: Installing Air Conditioning Radiator Assy Temporarily 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
31.FULLY INSTALL AIR CONDITIONING RADIATOR ASSY 
a. Full
y install the air conditioning ra

Page 4251 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 65: Installing Air Conditioning Radiator Assy 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
32.INSTALL BLOWER ASSY (See OVERHAUL
 )  
33.INSTALL INSTRUMENT PANEL SAFETY PAD SUB-ASSY (See step 19

Page 4252 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 66: Checking Water Valve Operation 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
35.ADJUST WATER VALVE CONTROL CABLE 
a. Turn the ignition switch to the ON position.  
b. Disconnect the control

Page 4253 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 67: Adjusting Water Valve Control Cable 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
36.CONNECT HEATER WATER OUTLET HOSE A (FROM HEATER UNIT) 
a. Connect the heater water outlet hose A.  
37.CO

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LEXUS LS430 2003  Factory Repair Manual Fig. 68: Gripping Claws Of Hose Clip And Sliding Hose Clip Along Hose 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
HINT: 
Push the water hose onto the heater radiator pipe as far as the second ridge

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LEXUS LS430 2003  Factory Repair Manual Fig. 69: Installing Hose Clip 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
38.INSTALL LIQUID TUBE SUB-ASSY A 
a. Sufficiently apply compressor oil to a new O-ring. 
Compressor oil: ND-OIL 8 or equiv

Page 4256 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 70: Installing Suction Tube Sub-Assy B 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
40.CONNECT NEGATIVE TERMINAL CABLE TO BATTERY  
41.ADD ENGINE COOLANT (See REPLACEMENT
 )  
42.CHARGE REFRIGE