REFCO ENVIRO - Manual (Page 20)

English Instruction Manual ENVIRO
17
After each use the unit must be purged, to make
sure there is no refrigerant left in the unit.
Remaining liquid refrigerant may expand and
damage the components.
WARNING!
Turn the Switch to position "1". 1.
Correctly and firmly connect the hoses
(See Connection Diagram). 2.
Turn the power on to start the unit. 3.
10. Liquid Push / Pull Mode
When recovering more than 10 kgs of liquid
refrigerant, Push/Pull is recommended.
An electric scale needs to be used together with
the recovery unit to monitor the recover process.
Once the siphon is started, it can overfill the recov-
ery tank. The siphon can continue even if the
machine is turned off. You must manually close
the valves on the tank and the unit to prevent over-
filling.
WARNING!