5.14. Diagnostics of the air conditioning system
PERFORMANCE ORDER |
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Step 1 - check of light-emitting diodes and active zones of the display
Check of serviceability of functioning of the HOT switch
PERFORMANCE ORDER |
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Check of serviceability of functioning of the COLD switch
PERFORMANCE ORDER |
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Step 2 – check of a condition of chains of the K/V information sensors on break and short circuit
PERFORMANCE ORDER |
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Step 3 – check of serviceability of functioning of the inlet gate and gate of switching of the modes of circulation
PERFORMANCE ORDER |
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Step 4 – check of serviceability of functioning of actuation mechanisms
PERFORMANCE ORDER |
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Identification of actuation mechanisms
ID card of conditions of the K/V actuation mechanisms
Number of a code | Procedure for test of the actuation mechanism | ||||
Drive of the regime gate | Drive of the inlet gate | Drive of the mixing gate | Heater fan drive | Compressor drive | |
41 |
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The closed circulation |
Maximum refrigerating capacity |
4 — 5B |
It is included |
42 |
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The closed circulation |
Maximum refrigerating capacity |
9 — 11B |
It is included |
43 |
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20 percent supply of fresh air |
Maximum heating |
7 — 9B |
It is switched off |
44 |
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100 percent supply of fresh air |
Maximum heating |
7 — 9B |
It is switched off |
45 |
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100 percent supply of fresh air |
Maximum heating |
7 — 9B |
It is included |
46 |
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100 percent supply of fresh air |
Maximum heating |
10 — 12B |
It is included |
Check of serviceability of functioning of the drive of switching of the directions of distribution of air
Position of the handle of the choice of the directions of distribution | Direction of air supply | ||
On front level | In foot wells | On having blown in glasses | |
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100% |
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60% |
40% |
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80% |
20% |
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60% |
40% |
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100% |
PERFORMANCE ORDER |
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Step 5 – Check of serviceability of functioning of sensors of temperature
PERFORMANCE ORDER |
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Sensor of temperature of external air
PERFORMANCE ORDER |
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The air temperature sensor in salon
Example of a conclusion of identification codes of failures of the sensor switch of the gate of switching of the modes of distribution / air circulation
ID card of codes of indications of sensors switches of provision of electric motors of the drive of gates
Code *, ** | Position of the gate | |
On front level | In foot wells | |
31 |
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Gate of switching of the modes of circulation |
32 |
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34 |
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35 |
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36 |
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37 |
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Entrance gate |
38 |
20 percent supply of fresh air |
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39 |
100 percent supply of fresh air |
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* A conclusion to the screen of the following indications testifies to a rassoyedineniye of the contact socket of an electrical wiring of the motor of the drive of the regime gate: 32> 32> 34> 35> 36> return to 31. |
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* A conclusion to the screen of the following indications testifies to a rassoyedineniye of the contact socket of an electrical wiring of the motor of the drive of the entrance gate: 37> 38> 39> return to 37. |
PERFORMANCE ORDER |
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Check of serviceability of functioning of sensors switches of provision of electric motors of the drive of gates
PERFORMANCE ORDER |
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