Frequently Asked Questions
Symptom
No Heat
Heat on before
scheduled time
Pressing
button does
not increase
temperature
Pressing
button does
not decrease
temperature
© 2010
D 527 - 08/10
Look for...
H1 Symbol
Flashing
WWSD
Flashing Away
Flashing Max
Flashing Min
Corrective Action
H1 symbol indicates heat is on. Check if
zone valve or zone pump is operating.
Increase WWSD setting on tekmarNet
reset control.
Change User Switch to Normal scene 1.
Optimum start "learns" the heat up rate
of the room and starts the heating early
so that the room is comfortable at the
scheduled time.
Installer can increase the Maximum Set
Room Heat limits.
Installer can decrease the Minimum Set
Room Heat limits.
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