Waeco AirConServiceCenter ASC2500, Руководство по эксплуатации, Страница: 97 / 280

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ASC2500 Service tasks
“R134a to system” indicates how many grams of refrigerant have been
added to the air conditioning systems using the menu item “Short selec-
tion” or “Free selection” since the last reset (see date).
“Vacuum time” indicates how long the vacuum pump has operated
since the last reset (see date).
“Service completed” displays the amount of service work performed
using the air conditioning service unit since the last reset (see date).
9.4 Calibrating the pressure transducer
I
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.
R134a to system
07/03/14
g. 1200
STOP-EXIT
Vacuum time
07/03/14
min. 79
STOP-EXIT
Service completed:
08/03/14
Number 4
STOP-EXIT
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
Short selection
Free selection
Other selections
ENTER-OK
Int. vessel filling
Flushing
Reset scales.
Service.