⚠
warning Worcester
Error Code S2 0-10 signal strength indication
Room thermostat signals RF communication quality with a number from 0 to 10. Lower values indicate poor connectivity.
? What Causes This
Poor placement or interference of units leading to suboptimal signal levels across radio frequencies between devices.
✓ How to Fix It
Adjust room thermostat positioning for optimal strength. Check and resolve any potential obstructions impacting RF range.
Source: page 20 of the official manual
From the manual
This error code appears in:
Worcester Greenstar Comfort II RF