Allied Air A80DS2V, Руководство по установке

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506892-01 Page 37 of 64 Issue 1251
Table 20
OPERATING SEQUENCE
Non-Communicating Thermostat with Humidity Control Feature and Two-Speed Outdoor Unit
*Normal operation first stage cooling blower speed is 70% COOL speed.
**Dehumidification blower speed is reduced to 70% of COOL.
*** In Precision Mode, thermostat will maintain room temperature up to 2°F (1.2°C) cooler than the set point.
O P E R A T IN G
S Y S T E M D E M A N D S Y S T E M R E S P O N S E
S E Q U E N C E
T h e rm os tat D em a n d R e la tive H um id ity B lo w e r
S ys tem S te p
C o m p res s o r C F M C o m m e n ts
C o n d itio n W W
Y 1 Y 2
O
G 1 2 S ta tus D (C O O L )
N O C AL L F O R D E H U M ID IF IC AT IO N
N o rm a l O p e ration
1 O n O n O n A cc e p ta b le
2 4
L o w 7 0 % *
Y 1 V A C C o m p res s o r a n d in d o o r
b lo w e r fo llo w th e rm o sta t
N o rm a l O p e ration
2 O n O n O n O n A cc e p ta b le
2 4
H ig h 1 0 0 %
d e m a n d
Y 2 V A C
R O O M T H E R M O S T AT C AL L S F O R F IR S T S T AG E C O O L IN G
B A S IC M O D E (o n ly a ctiv e o n a Y 1 th e rm o s tat d e m a n d )
N o rm a l O p e ration
1 O n O n O n A cc e p ta b le 2 4 L o w 7 0 % *
V A C th e rm o sta t e n e rg ize s Y 2
D e h u m id ific a tio n
2 O n O n O n O n D e m a n d
0
H ig h 7 0 % **
a n d d e -e n e rg ize s
D
o n a
C a ll V A C c a ll fo r d e -h um id ific a tio n
P R E C IS IO N M O D E (o p e ra tes in de p e n d e n t o f a Y 1 th e rm o s tat d e m a n d )
N o rm a l O p e ration
1 O n O n O n A cc e p ta b le
2 4
L o w 7 0 % *
V A C D e h u m id ific a tio n m o d e
D e h u m id ific a tio n 0
b e g in s w h e n h u m id ity is
c a ll 2 O n O n O n O n D e m a n d V A C H ig h 7 0 % **
g re a te r th a n s e t p oin t
th e rm o sta t w ill try to
D e h u m id ific a tio n 0
c a ll O N L Y
1 O n O n O n O n D e m a n d
V A C
H ig h 7 0 % **
s e tp o in t b y a llo w in g th e
ro o m s p ac e to m ain ta in a
c o o le r ro om th e rm os ta t
s e tp o in t***
R O O M T H E R M O S T AT C AL L S F O R F IR S T AN D S E C O N D S T AG E C O O L IN G
B A S IC M O D E (o n ly a ctiv e o n
a
Y 1 th e rm o s tat d e m a n d )
N o rm a l O p e ration
1 O n O n O n O n A cc e p ta b le 2 4 H ig h 1 0 0 %
V A C th e rm o sta t e n e rg ize s Y 2
D e h u m id ific a tio n
2 O n O n O n O n D e m a n d
0
H ig h 7 0 % **
a n d d e -e n e rg ize s D o n a
C a ll V A C c a ll fo r d e -h um id ific a tio n
P R E C IS IO N M O D E (o p e ra tes in de p e n d e n t o f a Y 1 th e rm o s tat d e m a n d )
1 O n O n O n A cc e p ta b le
2 4
L o w 7 0 % *
V A C D e h u m id ific a tio n m o d e
D e h u m id ific a tio n 0 b e g in s w h e n h u m id ity is
c a ll 2 O n O n O n O n D e m a n d V A C H ig h 7 0 % ** g re a te r th a n s e t p oin t
D e h u m id ific a tio n
1 O n O n O n O n D e m a n d
0
H ig h 7 0 % **
c a ll O N L Y V A C th e rm o sta t w ill try to
m ain ta in ro om h um id ity
J um p e rs a t in d o o r u n it w ith a tw o s ta g e o utd o o r u n it
s e tp o in t b y a llo w in g th e
C u t fac to ry jum p e r from Y 1 to Y 2 o r c u t W 9 1 5 (Y 1 to Y 2 )
ro o m s p ac e to m ain ta in a
W ith C o n d e n s in g u n it - C u t W 9 1 4 (R to D S ) o n furnace c o n tro l c o o le r ro om th e rm os ta t
W ith H e a t P um p - C ut W 9 1 4 (R to D S ) & W 9 5 1 (R to 0) on furnace control s e tp o in t***
N o rm a l O p e ration
Reverse logic dehumidification
Reverse logic dehumidification
Reverse logic dehumidification
maintain room humidity
Reverse logic dehumidification