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2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178

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2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178

Brand Name : WNRLN

Model Number : WXTK178

Certification : SGS/ISO9001

Place of Origin : Guangdong, China

MOQ : Negotiable

Price : Negotiable

Payment Terms : Western Union, L/C, T/T, MoneyGram, PayPal

Supply Ability : 50000pcs per month

Delivery Time : 10-30 Days

Packaging Details : Neutral packing /WNRLN packing/Customized packing

Item No. : WXTK178

Car make : For Kubota For M6 For M135 For Daihatsu For Hijet

Year Model : 2001-2014

Voltage : 12V

Size : Standard size

Grooves : 6PK

Compressor type : SV07E

OEM : 2012412AM/4472803050/3P90396110/4472803080/4472803050

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2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178

Parameter:

Model Number

WXTK178

Car Model

For Kubota For M6 For M135 For Daihatsu For Hijet

Compressor model

SV07E 6PK

Type

Air Conditioner Compressor

Year Model

2001-2014

OE No.

2012412AM/4472803050/3P90396110/4472803080/4472803050

Pictures

2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178

2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178

Testing the functionality of AC conditioning compressor

1. Visual Inspection

Check for Physical Damage: Inspect the compressor for cracks, leaks, or signs of wear on the housing, hoses, and connections.

Inspect Belts and Pulleys: Ensure the compressor belt is not worn, cracked, or loose. Check the pulley for smooth rotation and proper alignment.

Look for Oil Stains: Oil stains around the compressor or A/C lines may indicate a refrigerant leak.


2. Electrical System Check

Test the Clutch:

Turn on the A/C system and observe if the compressor clutch engages (you should hear a click and see the clutch plate move).

If the clutch does not engage, check the power supply, fuses, relays, and wiring for faults.

Measure Voltage: Use a multimeter to check the voltage at the compressor clutch connector. It should match the vehicle’s system voltage (typically 12V).

Check Ground Connection: Ensure the compressor has a proper ground connection.


3. Pressure Testing

Connect Manifold Gauges: Attach a manifold gauge set to the high-pressure and low-pressure service ports on the A/C system.

Measure Pressure:

Start the engine and turn the A/C to the maximum cooling setting.

Compare the pressure readings (low-side and high-side) with the manufacturer’s specifications.

Abnormal pressure readings (too high or too low) may indicate a problem with the compressor or other components (e.g., clogged expansion valve, refrigerant overcharge, or undercharge).

Check for Pressure Balance: Turn off the engine and observe if the high-side and low-side pressures equalize. If they do not, the compressor’s internal valves may be faulty.


4. Performance Test

Cooling Efficiency: Run the A/C system and measure the temperature of the air coming from the vents. It should be significantly cooler than the ambient temperature (typically 8–15°C or 45–60°F at the vents).

Listen for Unusual Noises: Strange noises (e.g., grinding, rattling, or squealing) may indicate internal compressor damage or bearing failure.

Monitor Compressor Operation: Ensure the compressor cycles on and off at regular intervals. Continuous operation or failure to cycle may indicate a problem.


5. Leak Testing

Use a Refrigerant Leak Detector: Check for leaks around the compressor seals, hoses, and connections.

UV Dye Test: Add UV dye to the refrigerant and use a UV light to detect leaks.

Soap Solution Test: Apply a soapy water solution to connections and look for bubbles, which indicate leaks.


6. Compressor Oil Level Check

Inspect Oil Level: The compressor requires the correct amount of oil for lubrication. Too little oil can cause overheating, while too much oil can reduce cooling efficiency.

Check for Contamination: If the oil appears dirty or contains metal particles, the compressor may be damaged internally.


7. Belt and Pulley Test

Belt Tension: Ensure the belt driving the compressor is properly tensioned. A loose belt can cause slippage, while an overtightened belt can damage the compressor bearings.

Pulley Rotation: With the engine off, manually rotate the compressor pulley to check for smooth operation. Resistance or grinding noises may indicate bearing failure.


8. Advanced Diagnostics

Scan for Error Codes: Use an OBD-II scanner to check for any A/C-related error codes stored in the vehicle’s computer.

Check Refrigerant Levels: Use a refrigerant scale to ensure the system has the correct amount of refrigerant. Overcharging or undercharging can affect compressor performance.


Common Issues to Look For

Compressor Not Engaging: Could be due to low refrigerant, electrical faults, or a faulty clutch.

Poor Cooling Performance: May indicate a failing compressor, low refrigerant, or a clogged system.

Excessive Noise: Often caused by internal compressor damage or bearing failure.

Refrigerant Leaks: Commonly occur at seals, hoses, or connections.

2012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK1782012412AM 4472803050 3P90396110 12V Auto Parts AC Compressor For Kubota WXTK178


Product Tags:

4472803050 Auto Parts AC Compressor

      

WXTK178 Auto AC Compressor

      

3P90396110 Auto Parts AC Compressor

      
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