Vaillant Solar System and auroSTOR unvented solar cylinder Start-Up, Maintenance And Troubleshooting Manual page 48

Wiring scheme 5
Fig. 5.37 Wiring scheme 5
Manual - Solar hot water systems 0020009607_02
- eBUS-incapable boiler, third-party manufacturer
- Wiring via standard wiring box
- Solar circuit control via VRS 560
- Solar cylinder reheating control via a device
from a third-party manufacturer (DHW timer)
- Heating circuit control via programmer
Installation 5
55