ACS 753, ACS 763, ACS 863 Service Manual
SP00D00609 2018-03-26 Robert Bosch GmbH
32
Diagnostics and Testing
Dye Load Cell Calibration
1. With the Calibrate Load Cell menu displayed,
use the up/down arrow keys to toggle to the
Dye Load Cell service menu. The following
displays:
2. Select OK icon to enter the Dye Load Cell
calibration menu. The following displays:
3. Select OK icon to begin the calibration.
Selecting ESC icon returns to the Calibrate
Load Cell service menu.
Follow all remaining calibration instructions
displayed.
• First point calibration without nothing.
• Second point calibration with 500 g (edit-
able).
• Check with 250 g (not editable) and con-
rm with OK icon.
NOTE: DO NOT DISTURB unit during weight
calibration.
Output Test
The Output Test checks the electrical outputs
from the power board and wiring harnesses
to the various solenoids, fan, vacuum pump,
and compressor. This test is useful as a
troubleshooting method to determine if a device
is operating properly or not.
1. From the Service Menu, scroll to Output
Test.
2. Select OK icon. The following displays:
Placeholder X indicates the state of the output
device. A 1 or 0 indicates whether the device
is ON or OFF. A list of the tests is provided in
the table below:
OUTPUT TEST
Air Purge Solenoid S1
PAG Solenoid S2
Oil Drain Solenoid S3
Low-Side Inlet Solenoid S4
High-Side Inlet Solenoid S5
High-Side Charge Solenoid S6
Low-Side Charge Solenoid S7
Recycle Solenoid S8
Vacuum Solenoid S9
Recover Solenoid S11
Deep Recover Solenoid S12
Oil Return Solenoid S13
POE Solenoid S14
Dye Solenoid S15
Identier solenoid S17
N2H2 inlet solenoid S19
N2H2 vent solenoid S20
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