Calibrating The Pressure Transducer - Waeco AirConServiceCenter ASC2300G Operating Manual

AirConServiceCenter
9.4

Calibrating the pressure transducer

I
NOTE
The pressure transducer has to be correctly calibrated in order to make
accurate pressure measurements.
Calibration is required:
 Every four weeks
 If the AirConServiceCenter has been subjected to heavy shaking
 Every time the vacuum pump oil is changed
 If the display shows implausible pressure readings
1. In the basic menu, use the cursor keys  or  to select "Other
selections":
2. Press ENTER to confirm.
3. Use the cursor keys  or  to select "Service":
4. Press ENTER to confirm.
5. Enter the password "2224".
6. Confirm "Pressure transducer" by pressing ENTER.
7. Then follow the instructions in the display.
– Unscrew the service couplings (12) and (13) from the service
hoses (10) and (11).
– Use the keypad (7) to enter the current local atmospheric pressure
and press ENTER to confirm.
I
NOTE
You can look up the current atmospheric pressure for your region on the
Internet, for example at http://www.meteo24.de/wetter/ under "Luft-
druck" (air pressure).
8. When calibration has been completed, press ENTER to exit the
menu.
9. Press STOP twice to access the standby menu.
10. Screw the service couplings (12) and (13) hand-tight onto the service
hoses (10) and (11), taking care not to mix up the red and blue mark-
ings on the couplings and hoses.
EN
Short selection
Free selection
Other selections
ENTER-OK
Int. vessel filling
Flushing
Reset scales.
Service.
Service tasks
101