Table of Contents
Advertisement
Troubleshooting
If the operational interference is not shown in the display
the following tips can be used:
BASIC ACTIONS
Start by checking the following possible fault sources:
• All feed cables to GV-HR 130 are connected.
• That the display cable is connected to GV-HR 130.
• Group and main fuses of the accommodation.
• The property's earth circuit breaker.
• Temperature limiter in electrical air heater (EAH).
LOW OR A LACK OF VENTILATION
• Level monitor (BL2) tripped.
– Checking the condensation water drain and water
seal.
• Filter blocked.
– Clean or replace the filter.
• The ventilation is not adjusted.
– Order/implement ventilation adjustment.
• Closed, too much choke or blocked ventilation device.
– Check and clean the exhaust air devices.
• Fan speed in reduced mode.
– Check the setting for "Speed" in the Operating menu.
• External switch for changing the fan speed activated.
– Check any external switches.
• Fan running slow because of low incoming outdoor
air temperature.
– Check the function and settings for the electrical air
heater (EAH) if installed.
HIGH OR DISTRACTING VENTILATION
• Filter blocked.
– Clean or replace the filter.
• The ventilation is not adjusted.
– Order/implement ventilation adjustment.
• Closed, too much choke or blocked ventilation device.
– Check and clean the exhaust air devices.
• Fan speed in forced mode.
– Check the setting for "Speed" in the Operating menu.
– Check the setting for "Extended operation" in the
Operating menu.
– Check User menu, menu 4 - "Level 3-4 hour" and
select "off" to return automatically to level 2.
NIBE GV-HR 130
• External switch for changing the fan speed activated.
– Check any external switches.
• Silencers not correctly installed.
– Check the silencers.
Chapter 9 | Disturbances in comfort
31
Advertisement
Table of Contents
