Bryant 352AAV Service And Maintenance Instructions

16
GV
HI
M
GRN/YEL
C
NOTE #3
BRN
BLU
BRN
GRN/YEL
RED
RED
FRS
LS
NOTE #11
ORN
YEL
HSI
L1
NOTE #2
GND
NEUTRAL
FU2
FUSE OR CIRCUIT
BREAKER & DISCONNECT
SWITCH (WHEN REQ’D)
BLK
ILK
PL5
JB
1
2
SE
C-1
LE
D
SEC-2
FUSE 3-AMP
PLT
ACRDJ
0.5 AM
P
@ 24
VAC
HUM
TE
ST/T
WIN
ON
OFF
32
1
DL
Y
OFF
LH
T
W/
W1DHUM G
24V
om
C
W2 Y/Y2 R
Y1
TRAN
L1
PR-1
EAC-1
OL
SPARE - 1
BLWR
BHT/CLR
BHI/
LOR
COOL
LO-H
EAT
HI-HEAT
START
GRN/YEL
BLWM
NEUTRAL
- L2
EAC-2
RED
BLU
ORN
YEL
BLK
LO
MED LO
MED
HI
MED HI
RED
BLU
WH
T
WH
T
BRN
BRN
BL
K
WHT
BLK
WH
T
IHI/LOR
HSIR
ID
R
LO
HI
HS
I
GRY
CONNECTION DIAGRAM
BLK
1
HSI
2
IDM
1
2
3
HI
COM
LO
SCHEMATIC DIAGRAM
(NATURAL GAS & PROPANE)
IDR
TO 115VAC FIELD-DISCONNECT SWITCH
ILK
EQUIPMENT
GROUND
1
2
3
HSIR
IHI/LOR
PL2
L2
L2
CAP-1
OL
ST
ART
BLWM
COM
LO
MED LO
MED
HI
ME
D HI
LO HEAT
SPARE-2
COOL
ING
SP
ARE-
1
BHI/LOR
BHT/CLR
BL
WR
EA
C-2
EA
C-1
TR
AN
L2
L2
115VAC
24VAC
SEC
2
SEC 1
PR1
FU1
NOTE #6
PL1-8
GVR-2
HUM
R
ACR
PL1-12
HP
SR
GV
LPS
NOTE #11
LGPS
(WHEN USED)
HPS
HI
PL1-2
PL1-
4
P
L1-3
PL1-1
0
PL1-5
W/W1
CPU
GVR-1
TE
ST/TWIN
DHUM
W2
Y/Y2
G
Y1
C
OM 24V
NOTE #3
C
M
PL1-1
LPS
(WHEN USED)
LGPS
WHT
FS
E
PL1-9
PL1-1
1
P
L1-
7
LEGEND
ACR AIR CONDITIONING RELAY, SPST (N.O.)
ACRD
JAIR
CONDITIONING RE
LAY DISABL
E JUMPER
BHI/
LOR BLOWER MOTOR SPEED CH
ANGE RELAY, SPDT
BHT
/
CLR BLO
WER MOTOR SPEED CHANGE RELAY, SPDT
BLWR BLOWER MOTOR RELAY,
SPST-(N.
O.)
BLWM BL
OWER MOTO
R, PERMANENT-
SP
LIT-CA
PA
CI
TOR
CA
P 1, 2 CAPACITOR
CPU MICRO
PROCESSOR
AND CIRCUITRY
DHUM DHUM CONNE
CTION
EAC-1E
LECTRONIC AIR CLEANER CONNECTION (11
5 VA
C 1.0 AM
P MAX.)
EA
C-2 E
LECTRONIC
AIR CLEANER
CONNECTION (COMMON)
FRS FL
AME ROLLOUT SW.
-MANUAL RESET,
SP
ST-(N.C.)
FS
E FLAME-PROVING ELECTRODE
FU1 FUSE, 3 AMP, AUT
OMOTIVE BLADE TY
PE
, FACTORY INSTALLED
FU2 FUSE OR CIRCUIT BREAKE
R CURRENT IN
TE
RRUPT DEVICE
(F
IELD SUPPLIED AND INSTALLED)
GND EQUIPMENT GROUND
GV GAS
VA
LV E -
RE
DUNDANT
GV
R 1, 2 GAS VA
LV E R EL AY, D P
ST-(N.O.)
HPS HIGH-HEAT PR
ESSU
RE SWITCH
, S P
ST (N.O.)
HPSR HIGH-HEAT
PRESSU
RE SWIT
CH RELAY, SP
ST (N.C.)
HSI HOT SURFACE IGNITER (115
VA
C)
HSIR HOT
SU
RFACE IGNI
TER RELAY, SPST (N.O.)
HUM 24VAC
HUMIDIFIER CONNE
CTION
(0.5 AMP. MAX.)
IDM I
NDUCED DRAFT MO
T
OR, 2-SPEED,
SHADED
POLE
IDR INDU
CED
DRAFT MOTOR
RE
LAY,
SPST-(N.O.)
IHI/LOR INDU
CER MOTOR SP
EED CHANGE RELAY, SPDT
ILK BLOWER ACCESS PA
NE
L
INTERLO
CK SWITCH, SP
ST-(N.O.
)
JB JUNCTION BOX
LE
DL
IGHT-EMITTI
NG DIODE FOR ST
AT
US CODES - AMBER
LGPS
LO
W
GAS
PRESSURE SWITCH, SP
ST-(N.O.)
LP
S LOW-HEAT PRESSURE SWITCH, SPST (N.O.)
LS
LIMI
T SWITCH, AUTO-R
ESET,
SP
ST (N.C.)
OL AU
TO-RESET INTERNAL
MOT
OR
OV
ERLOAD TEMPERATURE SWITCH (N.C.)
PCB PRINTED CIRCUIT BOARD CONTROL
PL1 12-CIRCUIT PCB CONNECTOR
PL
23-C
IRCUIT PCB HSI & IDM CONNEC
TO
R
PL
36-C
IR
CU
IT IC
M MOTOR CONNEC
TOR
(NOT SHOWN)
PL
44-C
IR
CU
IT IDM
CONNECTOR
PL
52-C
IR
CU
IT HSI CONNECTOR
PL
T3
-CIRCUIT FACT
ORY TEST CONNECTOR
TRAN TRAN
SFORMER, 115VAC/24VAC
TEST/TW
IN COMPONENT TEST & TWINNING
TERMINAL
JU
NCTION
TER
MI
NAL
CO
NTROL
PCB TERMINAL
FA
CTORY
POWER WIRING (115VAC)
FACTORY CONTRO
L WI
RING (24V
AC
)
FIELD CO
NTROL
WIRING (115VA
C)
FIELD CO
NTROL
WIRING (24VAC)
CONDU
CTOR ON CONTROL PCB
FIELD WI
RI
NG SCREW TERMINAL
FIELD EART
H GROUND
EQUIPMENT GROUND
FIELD SPLICE
PLUG
RE
CEPTACLE
PCB
PL1-6
L1
NOTE
#10
L2
PL4
PL5
WHT
WHT
RED
BLK
PL2
IDM
NOTE #8
1 AMP
@ 115 VAC
S
TA
TUS CODE
FU1
NOTE #6
PL1
1
SELECT CHART
SW
LO-HT
ONLY
BLOWER
OFF-DELAY
ON
OFF
1
ON
LY
HEAT
LO
HEAT
NORM
23
90
SEC.
ON
OFF
1
2
3
120
SEC
.
ON
OFF
23
150
SEC.
ON
OFF
2
3
180
SE
C.
HPS
FAC T
ORY SETTINGS
BLW
HI
HEAT
NO
TE #5
*
*
*
SP
ARE-2
FSE
RED
ACRDJ
326797-101 REV. A
1. If any of the origin
al equipment
w
ire i
s
repl
aced use wi
re
rat
ed for 105°C.
2. Use only copper wire between the disconne
ct switch and t
he furnace j
unc
tion box (JB).
3. This wire must be connected to f
urnace sheet metal for contr
ol t
o
prove fl
ame.
4. Symbols are electrical represen
tation onl
y.
5.
Solid lines inside PCB are printed circuit board conductors and are not included in the legend.
6. Replace only with a 3 amp fuse.
7. Blower motor (BL
WM) and inducer motor (IDM) contain in
ter
nal auto-reset thermal o
ve
rload
swit
che
s (
OL
).
8. Neutral connections
a
re interchangeable w
it
hi
n th
e NEUTRAL
connect
or b
lock.
9. Blower motor speed select
i
ons are for average conditions, see inst
allati
on
instructions
for opt
imum s
election.
10. MED not available on
some mode
ls.
11. Factory connected
when
LG
PS is not used.
12. Ignition lockout will occur after
four consecutive unsu
ccessful trials-for-igniti
on
. Contr
ol will auto
-r
es
et
a
fter
three hours.
13.
Blow
er-on del
ay: gas hig
h-
heat
60 se
conds, gas low-heat 45 seconds, cooling or heat pump 2 sec
onds.
14. Blower
of
f-delay: gas heating selections are 90, 120, 150,
180 seconds, cooling or
heat pump 90 seconds o
r
5 seconds when dehumidify call is active.
NOTES:
PR
INTED CI
RCIUT BOARD
PRINTED CIRCIUT BOARD
FRS
LS
WHT
WHT
PL3
IDM
123
BL
K
4
GR
N/YEL
CAP-2
BRN
BRN
GRN
RED
WH
T
OL
/YEL
CA
P-1
NOTE #2
OL
4
CAP-2
NO
TE #9
A02176
Fig. 22 -- Wiring Diagram
352AAV

Bryant 352AAV Specifications

General

Brand	Bryant
Model	352AAV
Category	Furnace
Language	English