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Heating, Air Conditioning & Ventilation (General Information) Hyundai Santa Fe III

Automatic HVAC System 1 illustration ~116 words

Air Conditioner

ItemSpecification
CompressorType7VSX18 (External Variable Displacement Swash Plate)
Oil type & CapacityFront onlyPAG 120± 10cc (4.1±0.3oz.)
Front & RearPAG 210± 10cc (7.1±0.3oz.)
Pulley type6PK-TYPE
Displacement180cc/rev
CondenserHeat rejection2.0 T-GDI14, 600 Min. kcal/hr
2.4 GDI16, 800 Min. kcal/hr
Expansion valveTypeBlock type
RefrigerantTypeHFC-134a
CapacityFront only600 ± 25g (21.1 ± 0.88oz.)
Front & Rear800 ± 25g (28.2 ± 0.88oz.)

Blower Unit

ItemSpecification
Fresh and recirculationOperating methodActuator
BlowerTypeSirocco
Speed stepAuto + 8 speed (Automatic), 1~4speed (Manual)
Speed controlBlower PWM module (Automatic), Resistor (Manual)
Air filterTypeParticle filter

Heater and Evaporator Unit

ItemSpecification
HeaterTypePin & Tube type
Heating capacity4, 700 - 5% kcal/hr
Mode operating methodActuator
Temperature operating methodActuator
EvaporatorTemperature control typeEvaporator temperature sensor
A/C ON/OFFON: 2.1°C (35.8°F) OFF: 0.6°C (33.1°F)

Tightening Torques

ItemsN.mKgf.mLb-ft
Compressor20.0 ~ 32.952.04 ~ 3.3614.75 ~ 24.30
Condenser - Discharge hose4.9 ~ 7.80.5 ~ 0.83.6 ~ 5.7
Condenser - Liquid tube
Compressor - Discharge hose7.8 ~ 11.80.8 ~ 1.25.7 ~ 8.7
Compressor - Suction hose
Expansion valve - Evaporator11.8 ~ 14.71.2 ~ 1.58.7 ~ 10.9

TORQUE SPECIFICATIONS TABLE

Special Service Tools

Tool (Number and name) Illustration Use 09977-3R000 Clutch bolt remover Removal and installation of clutch bolt

Scheme 66

Scheme 66: Special Service Tools

Problem Symptoms Table

Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.

Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

After correcting the malfunction, check the complete system to ensure that performance is satisfactory.

Standard

SymptomSuspected Area
No blower operation1. Blower fuse
2. Blower relay
3. Blower motor
4. Blower PWM module
5. Blower speed control switch
6. Wire harness
No air temperature control1. Engine coolant level
2. Heater control assembly
3. Air temperature control actuator
No compressor operation1. Refrigerant capacity
2. A/C fuse
3. Clutch limiter
4. Compressor
5. A/C pressure transducer
6. A/C switch
7. Evaporator temperature sensor
8. Wire harness
Vented air not cold1. Refrigerant capacity
2. Refrigerant pressure
3. Drive belt
4. Clutch limiter
5. Compressor
6. A/C pressure transducer
7. Evaporator temperature sensor
8. A/C switch
9. Heater control assembly
10. Wire harness
Insufficient cooling1. Refrigerant capacity
2. Drive belt
3. Clutch limiter
4. Compressor
5. Condenser
6. Expansion valve
7. Evaporator
8. Refrigerant lines
9. A/C pressure transducer
10. Heater control assembly
No engine idle-up when A/C switch ON1. Engine ECM
2. Wire harness
No air inlet control1. Heater control assembly
No mode control1. Heater control assembly
2. Mode actuator
No cooling fan operation1. Cooling fan fuse
2. Fan motor
3. Engine ECM
4. Wire harness