ENGLISH 43 / 78 CAP. 8 - GAS TYPE SWITCHING
4) A/C station cleaning cycle
a) Disconnect the hoses of the machine from any other system
b) Turn on the recharge station
o Enter the “Service” menu, password “BRN”
o Make sure the vessel pressure is Z 0 bar
o Enter “Manual Activations”
o Start the cleaning cycle, activating valves “A”-“I”-“R”-“V”
c) Make sure the gauges pressure reaches -1Bar
o Wait at least 2 hours
d) Turn on compressor C
o Wait 30 minutes
e) Deactivate valves “A”-“I”-“R”-“V” and the compressor C
5) Change of station gas type and vessel charging
a) Turn on the recharge station
o Make sure the station firmware is updated. If needed, update using CLIMA
Solution
o Enter the “Setup” menu,
o Enter the menu “GAS type”
o Select R1234 as gas type
o Save changes using the password “NGAS”
b) Charge the inner vessel of the MULTIGAS 8500 station with gas R1234yf as outlined in
the station user manual (at least 3 kg).
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