EPH CONTROLS A17 and A27-HW Timeswitch and Programmer Owner’s Manual
Discover how to use the A17 and A27-HW Timeswitch and Programmer by EPH Controls. This user-friendly device allows you to set heating schedules, activate boost mode, and save energy with holiday mode. Stay on top of maintenance with the built-in service interval timer. Find installation instructions and more in the user manual.