In most cases, the main product notes a malfunction (a malfunction can
lead to disturbance in comfort) and indicates this with alarms and shows
action instructions in the display.
Troubleshooting
If the operational interference is not shown in the display the following
tips can be used:
BASIC ACTIONS
Start by checking the following items:
• That the main product is running and that the supply cable to ERS 20
is connected.
• Group and main fuses of the accommodation.
• The property's earth circuit breaker.
LOW OR A LACK OF VENTILATION
• Level monitor tripped.
– Checking the condensation water drain and water seal.
• Filters blocked.
– Replace the filters.
• The ventilation is not adjusted.
– Order ventilation adjustment.
• Closed, too much choke or blocked ventilation device.
– Check and clean ventilation valves (see
).
• Fan speed in reduced mode.
NIBE ERS 20
Chapter 3 | Disturbances in comfort
16
3 Disturbances in comfort
Summary of Contents for ERS 20
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