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Heating / Air Conditioning System (Preparation)

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Heating / Air Conditioning System (Service Specifications): Specifications Lexus GS IV

Automatic HVAC System

TORQUE SPECIFICATIONS [03/2012 - ]

Part tightened	N*m	Kgf*cm	Ft.*lbf
No. 1 cooler refrigerant discharge hose x Cooler condenser assembly	5.4	55	48 in.*lbf
Liquid tube sub-assembly A x Cooler condenser assembly	5.4	55	48 in.*lbf
No. 1 cooler refrigerant discharge hose x Compressor with motor assembly	9.8	100	87 in.*lbf
Suction hose x Compressor with motor assembly	9.8	100	87 in.*lbf
Suction hose x Suction pipe sub-assembly	9.8	100	87 in.*lbf
Suction pipe sub-assembly x Air conditioning unit	9.8	100	87 in.*lbf

REFRIGERANT LINE

Part tightened	N*m	Kgf*cm	Ft.*lbf
Instrument panel reinforcement assembly x Vehicle body	10	102	7
Instrument panel reinforcement assembly x Vehicle body	20	204	15
Instrument panel reinforcement assembly x Brake pedal	21	214	15
Instrument panel reinforcement assembly x Air conditioning unit	9.8	100	87 in.*lbf
Air conditioning tube assembly x Air conditioning unit	9.8	100	87 in.*lbf
Air conditioner tube assembly x No. 1 cooler evaporator sub-assembly	3.5	36	31 in.*lbf

FRONT AIR CONDITIONING UNIT

Part tightened		N*m	Kgf*cm	Ft.*lbf
No. 1 cooler refrigerant discharge hose x Compressor with motor assembly		9.8	100	87 in.*lbf
Suction hose x Compressor with motor assembly		9.8	100	87 in.*lbf
Compressor with motor assembly x Engine	Bolt	25	250	18
	Nut	25	250	18
	Stud bolt	10	102	7

COMPRESSOR

Part tightened	N*m	Kgf*cm	Ft.*lbf
Liquid tube sub-assembly A x Cooler condenser assembly	5.4	55	48 in.*lbf
No. 1 cooler refrigerant discharge hose x Cooler condenser assembly	5.4	55	48 in.*lbf
Cooler condenser assembly x Radiator assembly (for Engine)	5.0	51	44 in.*lbf
Cooler condenser assembly x Radiator assembly (for Engine)	9.0	92	80 in.*lbf
Cap x Cooler condenser assembly	2.9	30	26 in.*lbf

CONDENSER

Part tightened	N*m	Kgf*cm	Ft.*lbf
Smog ventilation sensor x Upper radiator support	9.8	100	87 in.*lbf

SMOG VENTILATION SENSOR

Part tightened	N*m	Kgf*cm	Ft.*lbf
Air conditioning pressure sensor x Liquid tube sub-assembly A	11	110	8

AIR CONDITIONING PRESSURE SENSOR