ACS 653, ACS 663 Service Manual
SP00D00624
2021-04-08
Robert Bosch GmbH
24
Introduction
Figure 1-16. Front plastic cover removal
7. Remove the 2 screws (3) and remove the
flush port manifold.
8. Fix the N2H2 manifold by mean of the
2 screws (3).
1
1
1
2
2
Figure 1-19. Calibration check kit installation
Calibration check kit installation
(optional)
For the magnet installation, refer to Figure 1-19.
1. Plug the magnet (1) within the housing
underneath the machine base.
For fix the calibration weight, refer to
“Calibration check” in this section.
1
Figure 1-17. N2H2 Manifold installation
Figure 1-18. N2H2 Manifold hoses connection
3
3
6
5
S20
S19
4
9.
Disconnect rilsan hose from fitting (4) of the
injection manifold and connect it to fitting (6)
of N2H2 manifold.
10. Connect the rilsan hose coming with the kit
within fitting (5) of N2H2 manifold and fitting
(4) of the injection manifold.
11. Connect faston S19 and S20 of solenoids
harness to the solenoids on N2H2 manifold.
12. Insert the rear cover so that the 4 holes on
the sides the cover fit into the 4 clips on the
machine. Push down to hook the rear cover.
13. Close the service rear door.
14. Reinstall the plastic frontal cover and
fix it by 6 screws (1) and the 2 ones (2)
(see Figure 1-16).
15. Attach the outside high- (red) and low-side
(blue) service hoses. Tighten at 7.9 Nm torque.
16. Switch on the machine.
17. Call up the Main Menu.
18.
Select
NEXT
icon.
19. Select
MENU
icon.
20. Select
Maintenance
"
Service menu
"
Nx Leak Test
and
Turn ON
.
21. Perform a functional test and check for leaks.
