Bosch ACS 553 Service Manual page 54

Diagnostics and Testing
PROCEDURE
Refrigerant Identification Identifier Temperature Out of
Refrigerant Identification
Refrigerant Identification
Refrigerant Identification
Refrigerant Identification
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ERROR/WARNING
Range
Identifier Pressure Out of
Range
Identifier Factory Calibration
Expired
Identifier Communication
Error
Identifier IR Emitter Error
54
ACS 553, ACS 563 Service Manual
DESCRIPTION OF
ERROR/WARNING
Possible reasons:
1. Ambient temperature below 10 °C.
2. Ambient temperature above 50 °C.
Possible reason:
1. Identifier air exhaust clogged.
Possible reason:
1. Refrigerant identifier analysis
parameters calibration expired.
Possible reasons:
1. Identifier power supply chain issue:
• Identifier internal power supply
issue.
• Identifier power supply cable
issue.
• Power supply output for Identifier
issue.
2. Identifier communication chain issue:
• Identifier USB cable issue.
• Identifier internal USB port issue.
• Control board USB port issue.
Possible reason:
1. Identifier internal IR sensor defective.
Robert Bosch GmbH