Wednesday, January 11th, 2012
1.Description
For cooling performance of the A/C, measure the difference of temperature between the inlet port and outlet port of the air, and judge whether the value is within the standard ...
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Tuesday, January 10th, 2012
1.Normal
If the refrigeration cycle is normal, the gauge pressure values are as shown.
Low-pressure side
0.15 to 0.25 MPa (1.5 to 2.5 kgf/cm²)
High-pressure side
1.37 to 1.57 MPa (14 to 16 kgf/cm²)
2.Insufficient refrigerant ...
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Monday, January 9th, 2012
1.Importance of checking pressure
Checking the refrigerant pressure while the air conditioning is functioning allows you to assume the trouble area or the cause. Therefore, it is important to confirm the ...
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Sunday, January 8th, 2012
1.Is the drive belt loose?
If the drive belt is too loose, it will slip; this will cause it to wear out.
2.Amount of air blow is insufficient
Check for dirt and clog ...
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Saturday, January 7th, 2012
Notes for Maintenance of Air Conditioning System
1.When handling refrigerant the following precautions must be observed
Do not handle refrigerant in an enclosed area or near an open flame.
Always wear eye protection.
Be ...
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Friday, January 6th, 2012
1.Function
In idle state such as in slow traffic or during stop, the engine output is small.
In this state, driving the compressor applies overload to the engine, which results in overheating ...
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Thursday, January 5th, 2012
1.Function
The dual A/C and the refrigeration cycle with rear cooler have evaporators and expansion valves for front and rear. These make the refrigerant circulate using a compressor.
To control two refrigerant ...
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Wednesday, January 4th, 2012
1.Function
A pressure switch is installed on the high-pressure side of the refrigeration cycle. When the switch detects abnormal pressure in the refrigeration cycle, it stops the compressor to prevent the ...
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Tuesday, January 3rd, 2012
Outline
1.Description
To operate the A/C normally or to reduce the damage to the components when a malfunction occurs, the signals from each sensor or switch are sent to the A/C amplifier ...
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