Refrigerant Charge - York VCH-25A Installation Manual

Installation manual 1
Instructions for installation and connection of the unit 1.10
2. Open the stopcocks on the service valves and the vacuum pump.
3. Activate the vacuum pump.
4. Vacuum to at least 50 microns.
5. Detect leaks.
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Refrigerant charge

D A N G E R
Due to its characteristics, R-410A refrigerant must only be handled by qualified personnel.
N O T E
The unit is not supplied charged
The refrigerant charge is calculated for a 7,5 m length of piping. In installations with longer (or shorter)
Refrigerant charge and piping diameter, see on
lengths, add (reduce) refrigerant as indicated in table
page 35 .
In installations with connection piping in excess of 25 m in length, 30 g of oil must be added for every
additional metre.
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