53
VAS 581 001A
Service tasks
“Service completed”
displays the amount of service work performed
using the air conditioning service unit since the last reset (see date).
9.4.1
Entering the filter code
To reset the filter counter, you need to enter a 12-digit code. This special
code is located on the new filter. A
“Code entry”
prompt appears in the
menu. If a code is not entered, the unit is taken out of operation. Each
code only works once.
9.4.2
Leak test
After changing the filter, perform a leak test with an approved testing
device.
9.5
Calibrating the pressure transducer
I
1. In the basic menu, use the cursor keys
or
to select
“Other
selections”
:
2. Depressurize the unit (as described in chapter “Changing the dryer
3. Press
ENTER
to confirm.
4. Use the cursor keys
or to select
“Service”
:
5. Press
ENTER
to confirm.
6. Enter the password
“2224”
.
7. Select
“Pressure transducer”
with
ENTER
.
NOTE
The pressure sensor 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.
VAS-581-001A--O-US.book Seite 53 Montag, 17. Februar 2020 8:25 20
