Appendix; A Troubleshooting - Vaillant allSTOR plus VPS 800/4-5 Betriebsanleitung

Appendix

A Troubleshooting

Symptom
Heating water drips
out of the product.
Splashing noises can
be heard from the
product.
The control displays
an incorrect cylinder
temperature.
14
Possible cause
Leaking connections
Air in the product
Temperature sensor
defective or positioned
incorrectly
Operating instructions allSTOR plus 0020314386_00
Measure
▶
Have the cause of the fault eliminated by a
competent person.
▶
Have the cause of the fault eliminated by a
competent person.
▶
Have the cause of the fault eliminated by a
competent person.