Bosch ACS 763 Manual Original página 75

7.6 Filter maintenance
The filter retains acid and particles of certain
dimensions as well as the condensate in the refrigerant.
To meet the requirements for proper removal of
condensate and contaminants, the filter must be
replaced after 150 kg (331 lb) of refrigerant have been
filtered.
The station warns when the filter capacity of
138 kg (304 lb) is reached and stops operating when
the filter capacity is reached, that is 150 kg (331 lb)
WARNING: to prevent injuries while working
with the refrigerant, read and follow the
instructions and warnings in this manual,
and wear protective clothing, such as safety
glasses and gloves.
Filter residual capacity check
1. Call up the Main Menu.
2. Select
.
3. Select
.
4. Select Maintenance.
5. Select Filter Maintenance from the Maintenance Menu
or when requested by the station.
« The display shows
residual capacity xxx.xyy
« The station displays the residual capacity of the
filter before stopping the station.
6. Select
to replace the filter;
7. Select
to resume the station use.
WARNING: Station components are
subjected to high pressure. To prevent
injury, replace the filter only when
indicated by the station.
Filter replacement
1. If
has been selected to replace the filter, the
station requires entering the new filter code.
«
Enter the serial number of the new
2. Enter the serial number on the new filter with the
keypad and select
« The station cleans the existing filter and then dis-
plays
Disconnect power supply and re-
i
If the wrong serial number is displayed, it means
that an incorrect serial number has been entered or
that the filter has already been used in the station.
Robert Bosch GmbH
to continue.
Maintenance | ACS 763/863 | 75
3. Turn off the station.
4. Open the rear service door.
5. Remove the filter turning it counterclockwise
(looking from the bottom of the filter).
6. Check that both O-rings are lubricated and correctly
inserted in their seats. (The O-rings have been
lubricated using dva / dvc oil iso6743-3 oil).
1
Fig. 23: Filter maintenance
1 Filter
7. Install the new filter screwing it clockwise. Check
that it is positioned correctly. Tighten it at 20 Nm.
8. Close the rear service door.
9. Turn on the station.
10. The station starts with the vacuum pump oil change.
See the Vacuum pump oil change section.
11. Recycle the filter previously removed from the
station in accordance with the regulations in the
country of use.
en
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SP00D00490 2019-03-05