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TemperatureLimiting
"Ik,mpemrnr( limiting can reduce energy" cost',
by limiting tile lowesl tempel_l.ture that {an be
set fk)l-cooling and the highest tenlpel-aru re that
can be set fbr heating. "IbmpeF4mre limiting is
controlled b) the second six auxilial y _witches.
[BB I BBBBBI
TL1(C)(Temp.Limit 1-Cool)
TL2(C)(Temp.Limit _Coo])
TL3(C)(Temp.Limit %Cool)
The first three _witches are used 1o select tile
cooling limits, and tile remaining fln-ee switches
are used to control tile heating limits. This
fbamre is not aw_ilable wilh the Remote
Thermostal Class 2.
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TL1(H)(Temp.Limit I Heat)
TL2(H)(TempLimit 2-Heat)
TL3(H)(Temp.Limit 3-Heat)
Temperature limiting during COOLmode
(all temperatures shown in °F)
UP DOWN Minimum
NONE 1,2,3 60°
1 2,3 64°
1,2 3 66°
2 1,3 68°
2,3 1 70°
1,2,3 NONE 72°
1,3 2 74°
3 1,2 76°
Maximum
65°
85°
65°
85°
85°
85°
85°
85°
Temperature limiting during HEATmode
(all temperatures shown in °F)
UP DOWN
NONE 4,5,6
4 5,6
4,5 6
5 4,6
5,6 4
4,5,6 NONE
4,6 5
6 4,5
Minimum
60°
60°
60°
60°
60°
60°
60°
60°
Maximum
65°
80°
78°
76°
74°
72°
70°
65°
Heat Sentinel
When this switch is enabled (UP),it rams ON
lhe heat senlinel protection f_ atm-_. With tile
switch disabled (DOWN),th_ heat sentinel is
de-a_ti_lted. This f_amrc mlromati< ally provides
cooling without user inmr{hce. This helps to
pFe'_elll all excessively hot F001n by tm-ning th(
air conditioner ON at 85°F and OFF at 80°E
o qBBeaBaBallaaaaaeffalo .
HeatSentinel
Heat Boost (AZ3900on/)/)
When this switch is enabled (UP)and outdoor
mmperamres are between 25°F and 46<'F,heat
I)tnnp only operation is locked out. "Ellis setting is
use(] to provide supplenlental T heat to tile heat
pump opel_/fion ill conditions where tile hea*
l)unq) only opm-,ition is not sui}]cient 1o maintain
a consistent, coln_)ltable l-OOlll temperartll-e.
NOTE,"Thisis anauxiliaryawitdl forAZ2900tnodeband
mustremainb the(DOWN)podtion
7
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