Checking The Air Conditioning System; Checking The Air Conditioning System Charge - Zetor HORTUS HS Series Operator's Manual

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.
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.
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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.
Run the engine at 1,500 rpm.
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Set the air conditioning system in the coldest for 5 minutes.
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Check the sight glass dear or cloud.
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Caution:
If the air-con. is operated with not charged.
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The lubrication in the compressor can cause the damage.
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2. Check the refrigerant with receive drier sight glass.
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CABIN SYSTEM