Sun ECK TWIN 12 Manual De Instrucciones página 68

If the refrigerant is PURE the machine will display the following screen:
GAS ANALYSIS procedure is now successfully completed, press symbol
of the procedure, press ENTER the machine will display the following screen:
Close and disconnect the gas analyzer coupling, then press ENTER to return to main menu.
GAS ANALYZER VERIFICATION
After the external gas analyzer found a contaminated refrigerant it's necessary to verify the
correct functioning of the analyzer itself.
Procure an external bottle of pure refrigerant (R1234yf or R134a/R456a, in accordance with
the selected refrigerant)
From MAINTENANCE, select TANK FILLING, connect and open analyzer coupler to vapor
side of external bottle and open the vapor valve. The machine will test the purity of the
refrigerant from the external bottle.
If the result of the test is OK, it means that the gas analyzer is working properly; otherwise, if
after 3 test the results is CONTAMINATED GAS, it means that the gas analyzer isn't working
correctly, and it is necessary to call the technical service for assistance.
INSTRUCTIONS MANUAL
TEST 1
R1234yf:
R134a:
R22:
HC:
Air:
GAS ANALYSIS OK
Press ENTER to continue
Close and disconnect the gas analyzer
coupling
-67-
DD/MM/YY XX:XX PM
100.0 %
000.0 %
000.0 %
000.0 %
000.0 %
ENTER
DD/MM/YY XX:XX PM
ESC
ENTER
to print the receipt