General Maintenance; Electrical Protection; Tank Fill - Bosch ACS 553 Service Manual

ACS 553, ACS 563 Service Manual

General Maintenance

Do not use abrasive cleaning agents, solvents
(petrol, diesel, etc.) and coarse workshop cloths
to clean the machine. Clean only using a soft
cloth and neutral cleaning agents.
NOTE: In cases of refrigerant leaks, such
as during installation, maintenance or repair
of machine, or even during normal use after
machine rest, there will be no refund by the
manufacturer.
CAUTION: Disconnect the power
supply before any maintenance.

Electrical Protection

ACS 553 - ACS 563 is equipped with 2 protection
fuses. If the protection fuses are blown, the
power supply of ACS 553 - ACS 563 is cut off.
Figure 1-3. Fuses Location
• Replace the fuses (1) (6.3A F) if blown
to restore the power supply of ACS 553 -
ACS 563.
Robert Bosch GmbH

Tank Fill

This menu (available on Function menu) is
used to transfer refrigerant from a source tank
to the ISV.
1. Call up the Main Menu.
2. Select NEXT icon.
3. Select MENU icon.
4. Select TANK FILL from the Functions
Menu. The machine displays:
FILL AMOUNT: xx.xxyy
RECOVER CAPACITY: xx.xxyy
CHARGE CAPACITY: xx.xxyy
5. Enter the fill amount (at least 4 kg) to ensure
enough liquid refrigerant is available for
charging and select OK icon. Unit is set
with 1.0 kg dead space (first 1.0 kg are not
shown on display anymore). If the source
tank is empty, or has insufficient refrigerant
for transfer, tank fill will stop.
6. Connect the low pressure service hose (blue)
to the liquid connector on a full source tank.
7. Position the source tank in such a way
that liquid refrigerant is supplied to the
connection. Open the source tank valve.
8. Select OK icon to start the tank fill process.
9. The machine (if the external refrigerant
i d e n t i f i e r i s e n a b l e d ) c h e c k s t h e
refrigerant in the source tank to verify
1
it is R1234yf and not contaminated.
The machine displays the following screens:
INITIALIZING REFRIGERANT IDENTIFIER
ANALYZING REFRIGERANT SAMPLE
REFRIGERANT PURITY PASSED
10. The machine begins filling the internal
storage vessel (ISV) and automatically
stops when the preset tank fill level is
reached. To stop the tank fill before the
preset level is reached, select PAUSE icon.
11. Close the liquid valve and remove the hose
from the source tank.
12. Select OK icon to return to the Function Menu.
15
Introduction
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