Service And Maintenance; Faults, Causes And Remedies; Disposal - WITA Delta Maxi 80 Série Traduction Des Instructions De Service D'origine

12 Service and Maintenance

Switch off the power to the system before performing maintenance, cleaning
or repair work, and secure it against unauthorised reactivation.
Allow the pump to cool down in the event of high temperatures and system
pressures. There is a risk of scalds!

13 Faults, Causes and Remedies

1. Pump does not start when power supply is activated:
• Check the power fuse
• Check the voltage at the pump
2. Pump settings cannot be altered:
• Reset the pump to the default state (reset)
• To do this, disconnect the pump from the power supply and wait at least 15 seconds
• Reconnect the power supply whilst holding down the button,
until all LEDs illuminate.
• After you release the button, the pump will be in its
default state and can be adjusted again.
3. Noises in the system:
• Vent the system
• Check the pump setting
4. Pump makes noises:
• Vent the pump (see pages 30 and 36)
• Increase the inlet pressure or check the gas volume in the expansion vessel
5. Building does not become warm:
• Increase the set point (see page 30)
Please contact a specialist technician should it not be possible to eliminate the fault.

14 Disposal

Do not dispose of the pump and/or individual parts in household waste!
Dispose of the pump and/or parts in an environmentally conscious way. To do this, please
contact a public or private disposal organisation. A list of the materials used in our products
is provided in the download area of our website. (www.wita-taake.de)
WITA Delta Maxi 80-XX
Operating instrutions
Note
37