Zetor COMPAX CL Series, Руководство оператора, Страница: 95 / 114

Checking the Air Conditioning System
1. Environment-friendly refrigerant: R134a (0.7 ~ 0.85 kg)
The presence of air and water in the system could jeopardize its efficiency.
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The air is uselessly compressed by the compressor and no cooling effect is produced.
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The moisture has a tendency rise to obstructions which prevent the cooling efficiency.
2. Check belt tension; when finger pressure is applied to the mid-point between both pulleys.
3. Condenser fins must always be duly clean using water or an air set.
Checking the Air Conditioning System Charge
1. Check the refrigerant charge.
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Start the engine at 1,500 rpm.
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Set the air conditioner to the lowest temperature for 5 minutes.
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Check the refrigerant level through the sight glass.
Caution:
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If the air-con. is operated with not charged.
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The lubrication in the compressor can cause the damage.
CABIN SYSTEM
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