Valeo Citysphere S, Operating And Service Instructions

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MAINTENANCE Citysphere S
28
5.4. Maintenance and service checklist
5.5. Inspections before repair
In order to avoid unnecessary disassembly or duplication of work, the
overall condition of the airconditioning system must be checked before
starting any repairs.
Visual inspection
a) Outer condition of rooftop air conditioning unit:
– Hood without cracks and no damage to paint finish
– Air inlets and outlets clean and undamaged
– Attachment points secure and without corrosion
– Wiring connections serviceable
– Openings in metal undamaged
b) Condition of compressor
– Hose connections undamaged and secure
– Attachment parts / screws secure
– Electrical connection undamaged
System component Maintenance tasks
Frequency
m 6m a
Refrigerant circuit
– Connections
– Condenser
– Condensation water drain
– rooftop air-conditioning unit
Test for leaks with leak tester
Check condition of fins (must be cleaned if soiled)
Check openings and clean if necessary
Check overall condition and secure attachment of connections
X
X
X
X
Compressor
– Compressor
– supports
– elec. connections
Check for abnormal noises during operation
Check condition and function
Check for signs of oxydation
X
X
X
Electrical connections
– Power supply wires
– Connectors
Check for unobjectionable condition
Check for unobjectionable condition and secure attachment
X
X
Abbreviations: m – monthly, a – yearly (a – every six months if operated throughout the year)