Carrier 33CS400-01 Thermostat User Manual


 
Page 15.2
How to Set and Reset the Service Filter
(Fan Run-Time) Alert
How to Set and Reset the Service Filter
(Fan Run-Time) Alert
This counter keeps track of the number of hours of fan run-time
whether the fan is energized in the Heating or Cooling modes, or in
stand alone fan operation. The Service Filter icon will appear after the
preset number of hours of fan run-time in step #28 (below) has been
achieved. Setting this counter to zero in step #28 will prevent the
Service Filter icon from ever appearing.
RESET
FILTER
Press the RESET FILTER button
to enter this setup screen.
Press the HUMIDITY button to leave the Setup screens. If no buttons are
pressed, the display will leave the setup screens after 30 seconds.
HUMIDITY
Press
Reset the counter to 0 to
remove the Service Filter
icon from the display.
Press
FAN
(0 - 1950 hours)
0
Service Filter
Setup
27
0
Service Filter
Setup
28
MODE
Press
Hours the fan has
run since last reset
Adjust the number of
hours, in increments of
50, the fan will run
before the Service
Filter icon appears on
the display. 0 = off.
Note: Press the MODE
button momentarily
to move through the
setup screens. Press
and hold the MODE
button to move back-
wards through the
setup screens.
15