Teco US TECO RA - Manual (Page 3)

Unscrew the pin with
schrader valve cap
Pict.5: This picture shows the Schrader valve components: body valve, pin and cap.
Pict.6: This picture shows the tap valve.
When the vacuum pump is
connected the tap valve needs to
be open.
After 30-45 minutes the void is
completed and you must close the
tap.
Disconnect the pump and join gas
cylinder to the tap valve and then
you can newly open the tap in
order to charge the system.
Flow
Pump make
Flow
System sucks in gas from cylinder
Pict.7: This picture shows the air and gas flow when is connected vacuum pump before and gas
cylinder after.