Honeywell T8665C EnergyPro Owner's Manual page 44

LED Indicators (T8665D Only)
HEAT PUMP FAULT
MONITOR LED
T w o L E D in d ic a to r s lo c a te d o n u p p e r rig h t o f th e
th e r m o s ta t in d ic a te w h e n a H e a t P u m p F a u lt M o n ito r
o r E q u ip m e n t M o n ito r s ig n a l is s e n t to th e th e rm o s ta t
fro m th e s y s te m . W h e n H e a t P u m p F a u lt M o n ito r
L E D in d ic a to r lig h ts (r e d ), s e e T r o u b le s h o o tin g
s e c tio n .
4
EQUIPMENT
MONITOR LED
A
V
M 1 9 4 6 7