R and V Works FF6 Informations techniques télécharger pdf (Page 46)

Compressor Application Manual

10.2 -10.2 -

10.2 -

If you are using scales and charge-

receiver cylinder:

a) Weigh the empty cylinder. The

correct charge will be the quantity

supplied by the manufacturer plus

the weight of the empty cylinder;

b) With the compressor switched off,

connect the receiving cylinder to

the process tube.

1) Open the valve of the receiving

cylinder and wait until the

pressure has equalized

(cylinder/sealed unit).

2) Close the receiving cylinder

valve and switch on the

compressor.

3) Gradually open the receiving

cylinder valve.

4) After removing the cylinder,

weigh it to make sure that it is

completely empty.

10.3 -10.3 -

10.3 - If using a charging cylinder with

graduated band:

a) Write down the volume of the

column relating to the refrigerant

to be used.

b) Connect the cylinder to the

process tube. With the compressor

switched off, open the register until

the quantity stipulated by the

manufacturer flows out or until the

pressures in the refrigeration

system cylinder are equal. If it

equalizes before the charge is

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R and V Works FF6 Informations techniques Page 46