R and V Works FF6 Informations techniques télécharger pdf (Page 31)

Compressor Application Manual

17 - Refrigerant Fluid

17.1 - Expansion of refrigerant

in evaporator

Explain to the customer that it is

normal that there is a certain noise

when expansion occurs. The noise

level varies according to the type of

evaporator and refrigerator.

17.2 - Excess refrigerant fluid

charge in the refrigerator

Check if there is condensation on

the suction line, outside the cabinet.

If so, install the correct refrigerant

fluid charge.

17.3 - No refrigerant fluid charge

An irregular layer of ice forms in the

evaporator. Install a new refrigerant

fluid charge in the system.

17.4 - Leakage of refrigerant fluid

Check the leakage point, remove it or

change the part. Install a new

refrigerant fluid charge.

18 - Use of Expansion Valve

18.1 - High starting torque

Check if the refrigeration system uses

an expansion valve. If so, Embraco

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R and V Works FF6 Informations techniques Page 31