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506920−01 09/12
Page 6
Circulate fan ON time setting
NOTE − If the circulate fan mode is on, a timer is set to measure all the time
that the fan is blowing, regardless if it is running to deliver heating or cooling
or just for circulation.
Circulate" is enabled on the user’s home screen or system settings page.
It keeps air circulating from 15% to 50% percent of time. The following set-
tings approximate how long the fan will run at these typical settings:
15% (9 minutes fan run time per hour)
25% (15 minutes fan run time per hour)
35% (21 minutes fan run time per hour)
45% (27 minutes fan run time per hour).
Table 1 shows the range/condition and defaults for the system settings and
indicates the tools used to make changes.
Table 1. System setting defaults and range
system
setting
range/
condition
default use
Time and Date see Page 7
Daylight Saving
Time
Enabled/Disabled Enabled
Circulate Fan
ON Time
15 to 50% (in 1%
increments)
35%
System Name
(alpha−numeric
characters)
Ċ
use keyboard
tool to change
Dealer Number
(alpha−numeric
characters)
****
use keyboard
tool to change
Dealer Name
Lennox
Ċ
1−800−9−LENNOX
Ċ
www.lennox.com
Dealer Address
Dealer Phone
Dealer Email
Dealer Website