Manual Air Purge; Service And Change Filters Alarm; Important - wow! WAC 2200 Manual De Instrucciones

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The machine will now fill the machine bottle with the preset quantity  500g. When the quantity
minus 500 grams is reached, the machine will stop and display:
Close the bottle tap and press START. The machine will stop automatically after having
recovered the residual refrigerant from the hoses. Close the high-pressure tap. Disconnect the
external bottle. Switch the machine off.

MANUAL AIR PURGE

From the MAINTENANCE MENU:
Select MANUAL AIR PURGE and the following screen is displayed:
Read the bottle pressure on the bottle manometer (ref A4, Fig.9), if the bottle pressure is higher
than TARGET PRESSURE pull the valve ring (ref 1, Fig.18) using a screwdriver (ref 2, Fig.18)
to purge the air making the bottle pressure drop, then release the valve ring when the TARGET
PRESSURE is reached.
Press STOP to go back to the PREVIOUS MENU.
NOTE: Each time the bottle pressure reaches 18 bar the machine automatically discharges
non-condensable gas until the pressure drops to 16 bar.

SERVICE AND CHANGE FILTERS ALARM

Replace the filters whenever the machine gives the service alarm during the first ten seconds
of operation. Before performing any operation, check that the replacement filters are the same
type as those installed on the machine. Then proceed as described below (refer to Fig. 11):
1) Disconnect the machine from the electrical supply
2) Wear protective gloves and glasses
3) Remove the front cover from the machine.
4) Remove the used filter and install new one, respecting the direction of the arrow.
IMPORTANT: Filter replacement must be performed as quickly as possible in order
to avoid possible contamination by moisture in the ambient air.
NOTE: If possible, use an electronic leak tester to check the seal on the couplings of the
new filter.
5) Replace the front cover on the machine.
6) Reconnect the machine to the electrical supply and switch on.
7) Select MAINTENANCE, and enter SERVICE ALARM.
8) Key in the filter code to cancel the alarm. If the filter code is not available, call the
Service Center.
9) Recover about 500g of gas to charge the machine circuit.
10) Switch the machine off.
pag.33 - 12/11/2015
INSTRUCTIONS MANUAL
FILLING BOTTLE
Close external
bottle tap
Press Start
BOTTLE FILLING
SERVICE ALARM
CALIBRATION
MANUAL AIR PURGE
AIR PURGE
MANUAL
TARGET PRESSURE
x.xx bar

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