Models 14.4 - 26.4, controller pCO
2
Blue Box - Page 86
If the display presents alarms other than those described above, contact
the service organisation.
SYMPTOM
OPERATION
PROBABLE CAUSE
POSSIBLE CORRECTIVE ACTION
COOLING
HEATING
N)
Anomalous noise from
system
⊗ ⊗
Compressor noisy Contact service to check and
replace if necessary
⊗ ⊗
Thermostatic valve noisy Contact service to check and add
refrigerant
⊗ ⊗
Vibrating pipes Contact service organisation to
secure pipes
⊗ ⊗
Casing panels vibrate Check that panels are properly
fastened; contact service
organisation if necessary
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