Carrier 33CS450-01 Page, How to Set and Reset the Service Filter Fan Run-Time Alert, Carrier

Carrier

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 #45 (below) has been achieved. Setting this counter to zero in step #45 will prevent the Service Filter icon from ever appearing.

MODE	Press the MODE button. While holding
	the MODE, press the PROGRAM
PROGRAM	button to enter Setup screens.
MODE	Press the MODE button repeatedly
	until this setup screen appears.

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.

	Hours the fan has
	run since last reset	0	Setup	44
Press		Service Filter
Reset the counter to 0 to
remove the Service Filter
icon from the display.
FAN

Press

MODE

Adjust the number of hours, in increments of 50, the fan will run before the Service Filter icon appears on the display. 0 = off.

0	Setup	45
Service Filter

19

Press

(0 - 1950 hours)

PROGRAM

Press the 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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