Xylem 6 71 075 145B ACT-4 Potable Hot Water Recirculating Systems - Manual (Page 18)

1. Open the timer cover with a small flat head screwdriver. Verify that current
time setting is correct. If not, rotate the dial clockwise until the correct time
is aligned with the pointer at the top (12 o'clock position) of the dial.
2. Automatic Operation: Pull the tabs out on the timer for the desired
operating time. For example, if the desired operating time is 9:00 AM to
11:00 AM, pull out all tabs from 9 through 11.
Commissioning, Startup, Operation, and Shutdown
16 Laing Thermotech ACT-4 wireless Potable Hot Water Recirculation Kit Instruction
Manual