Tare Oil Scales; Calibration Of Scales; Calibrating Internal Refrigerant Cylinder; Fresh Oil And Used Oil Scales - Bosch ACS 611 Original Instructions Manual

11.3

Tare oil scales

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The fresh oil and used oil scales should be reset
to zero regularly (once a month) in order to ensure
their accuracy and to avoid tolerances.
!
Observe the ACS 611 menu prompting.
<MENU> key
1. Call up start screen.
2. Press <MENU>.
3. Select "ZEROING OIL SCALES" with o u and
confirm with E.
"
Fresh oil and used oil scales are reset to zero.
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Return with <Stop>.
11.4

Calibration of scales

11.4.1

Calibrating internal refrigerant cylinder

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The internal refrigerant cylinder is calibrated at the
factory.
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Contact customer service for calibration of the
internal refrigerant cylinder.
11.4.2

Fresh oil and used oil scales

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This section describes the procedure for the fresh oil
scales. Perform the same steps to calibrate or tare
the used oil scales.
Robert Bosch GmbH
Maintenance | ACS 611 | 55
Calibration
!
Do not exert excessive force when removing or
inserting the UV dye, fresh oil and used oil bottles,
as this could damage the scales.
!
Observe the ACS 611 menu prompting.
1. Call up start screen.
2. Press <3> and <Flush> simultaneously and release.
 The message ENTER CODE 0000
1111
3. Enter code and confirm with E.
4. Select "IN OIL CALIBRATION" with o u and confirm
with E.
 Calibration – fresh oil – zero position
(enter weight).
5. Remove the fresh oil bottle from the scales.
0000 ml
and confirm with E.
6. Enter
 Calibration weight is displayed.
7. Fill fresh oil bottle with exactly 250 ml of fresh oil
(fresh oil scale).
8. Attach fresh oil bottle to fresh oil scales.
320 ml
and confirm with E.
9. Enter
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320 ml: 250 ml fresh oil in the bottle + 70 ml tare
weight of the bottle.
"
Fresh oil scales are calibrated.
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Following calibration the fresh oil scales must be
re-tared.
Tare
!
Observe the ACS 611 menu prompting.
1. Call up start screen.
2. Press <3> and <Flush> simultaneously and release.
 The message ENTER CODE 0000
1111
and confirm with E.
3. Enter code
4. Select "IN OIL TARE" with o u and confirm with E.
90 ml
5. Enter and confirm with E.
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Weight 90 ml: Fresh oil bottle 70 ml + 20 ml buffer.
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The additional 20 ml buffer is recommended in order
to avoid the ACS 611 from drawing in air when there
is only a low oil quantity in the bottle.
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The filling level indicator of the fresh oil bottle shows
20 ml less than the actual filling level.
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Return with <Stop>.
en
is displayed.
is displayed.
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S P00 D00 002 2013-04-10