Air Purge Manual - Snap-On ECO DUAL GAS Manuel D'instructions

Close the liquid valve of the external tank and press ENTER, the machine will recover the
residual refrigerant from the hoses. The refrigerant that is recovered in this phase is estimated
to be 500g but can charge depending on many factors ( the pressure of the external bottle, the
refrigerant flow or the pressure inside the internal bottle, for example). Then will display the
following screen:
Close and disconnect LP coupling from external tank and press ENTER.
Tank filling procedure successfully completed. Switch the machine off.
NOTE: if the external tank is not supplied with a liquid side coupling, upend it to recover liquid
refrigerant.

AIR PURGE MANUAL

Before each service check the presence of air in the cylinder, select the MAINTENANCE
MENU and press AIR PURGE MANUAL.
The following screen will be displayed:
INSTRUCTIONS MANUAL
TANK FILLING
Gas charged: 122 g
Pressure -0.1 bar
TANK FILLING
TANK FILLING – OPERATION COMPLETED
Gas charged: 138 g
Pressure -0.7 bar
60
DD/MM/YY XX:XX PM
STOP
DD/MM/YY XX:XX PM
ESC