Lennox e-Baltic D BOX 55, Инструкция по установке, эксплуатации и обслуживанию

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MAINTENANCE DIAGNOSTIC
e-BALTIC-IOM-2020.12-EN
82
WATER INFILTRATION
FAULT POSSIBLE CAUSE AND SYMPTOMS SOLUTION
Water found in the
ventilation section
Cooling mode:
Water carried away from the coil because of
excessive airflow and speed on the coil.
Check the air flow rate and reduce it if
necessary
Low air pressure in the compartment due to
a high airflow rate or a high pressure drop
before the fan
Check filter
Reduce airflow rate
Degraded ventilation section seals
Check the door seal
Check for the presence of seals in the
corners of the door and at the bottom of
the refrigeration section bulkhead.
Water ingress in the filter
compartment
Water ingress through a leaking fresh air
hood
or when running 100% fresh air Check the seals and flanges in the fresh air
hood
Reduce the airflow rate if necessary
CLIMATIC DISPLAYS
FAULT POSSIBLE CAUSE AND SYMPTOMS SOLUTION
Nothing is written on the screen
but it’s enlightened
Possible problem of display addressing’
See Climatic control manual for more
information
Nothing occurs on the unit or
an option disappeared
Possible problem of units' configuration
See Climatic control manual for more
information
The message “no link” appears Problem of addresses’ recognition
Check the connections and wiring (pay
attention to the polarity of the display power
supply).
Check the displays
REFRIGERANT PROBE
FAULT POSSIBLE CAUSE AND SYMPTOMS SOLUTION
The unit is stopped and does not
want to restart
Refrigerant leak detected
Perform leak detection, repair the leak,
recharge the unit, reset the detector
Faulty sensor or sensing element
Check the LED status of the sensors.
Refer to paragraph R32 sensor for the
meaning of the LEDs.