Carrier 33CS450-01 Owner's Manual page 89

blow 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 #45 (below) has been
achieved, Setting this counter to zero in step #45 will prevent the
Service Filter icon from ever appearing.
Moo_@ Press theMODEbutton. While holding
the MODE,
press the PROGRAM Note:PresstheMODE
button momentarily
pROGP.Am button to enter Setup screens, to move through the
setup screens. Press
and hold the MODE
Press the MODE button reaeatedlvx, " button to move back-
wards through the
moo_ until this setup screen appears. _ setup screens.
Hours the fan has
Press _ _
Reset the counter to 0 to :,rv,x F_,r
s
R
Adjust the number of :,_v,, _'_, r
i
hours, in ncrements of
50, the fan wll run
before the Service
Filter con appears on
; _ the d splay 0 = off
(0 _ 1950 hours)
Pressthe PROGRAM button to leave the Setup screens. If no buttons are _
pressed, the display will leave the setup screens after 30 seconds
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