Repairs, Spare Parts; Troubleshooting - Airflow Duplexvent Flexi DV1600 Installation, Use And Maintenance Manual

Failure
- Cool air is supplied
Appliance does not
continuously
heat at all or heats
insufficiently
- Warm air is supplied
Appliance does not
continuously
cool at all or cools
insufficiently
- Drops of water form
Water dripping from
between the door and
appliance
frame of the appliance
during operation
- Water drops from at the
condensate drain
connection point
ATTENTION: If the unit is disconnected from the electricity supply, follow the instructions given in chapter 3.2 Operational
safety.
●
For further description of possible problems and troubleshooting contact your supplier of the control and measurement system.
1 1 . R e p a i r s , s p a r e p a r t s
All warranty and post-warranty repairs are performed by the manufacturer or an authorized service company. Service technician will
have an updated list of spare parts; you can also contact the manufacturer.
Symptoms
- Air in hot water heater
- Heating water temperature in the hot
water heater too low
- Heating water flow rate too low
- Maximum heater capacity too low
- Not found
- Air in water chiller
(only in CHW version)
- Cooling water temperature too low (only
in CHW version)
- Cooling water flow rate too low (only in
CHW version)
- Condensation unit is not running (only
in CHF version)
- Maximum chiller capacity too low
- Not found
- Condensate drain siphon trap is
insufficiently filled with water
- Condensate drain is blocked
- Damaged door seal
(the symptoms might include a whistling
sound caused by air flowing through the
gap)
- Condensate drain seal or pipes
damaged
- Not found
Possible causes
14

Troubleshooting

- Check heating water temperature
- Bleed air
- Check heating water temperature
- Check the condition of the sludge filter on the
heating water inlet; clean the filter
- No failure (incorrect design capacity - too low)
- Disconnect from power supply and contact
a service technician
- Air bleed the water chiller
- Check cooling water temperature
- Check the condition of the sludge filter on the
cooling water inlet; clean the filter
- Switch on the condensation unit
- No failure (incorrect design capacity - too low)
- Disconnect from power supply and contact
a service technician
- Disconnect from power supply and fill the
condensate drain siphon trap with water
- Disconnect from power supply and clean
the condensate drain including the siphon trap
and pipes
- Disconnect from power supply and check
the condition of the door seal
- If serious damage is discovered, contact a
service technician
- Disconnect from power supply and contact
a service technician
- Disconnect from power supply and contact
a service technician