Two Stage Variable Speed Vent Motor And Blower - American Standard 50A65-475 Manual

Two Stage Variable Speed Vent Motor and Blower

1
3
ECM TM
ECM TM
CONTROL
FAN
MTR.
**
4
TNS
9
24V 120V
0
q
t
u
i
p
a
s
d
f
l
N
DOOR
SWITCH
BK/1
BK/8
5
LC
4 WH/7
3 GR/BK
2
1
GND
JUMPER
YL/BK
WH
WH
SINI
IGNITOR
FUSE 5A
FLAME
SENSOR
GND
IMPORTANT: INTEGRATED CONTROL IS POLARITY SENSITIVE.
HOT LEG OF 120V POWER SUPPLY MUST BE CONNECTED TO THE BLACK POWER
LEAD AS INDICATED ON WIRING DIAGRAM.
115 VOLT, 60 HZ., 1 PH. POWER SUPPLY
PER LOCAL CODES
H
SWITCH #3
HEAT OFF DELAY (SECONDS)
WH
LINE N
SW1 SW2 DELAY
WH/7
CIR N
ON OFF 60
ON ON 100*
EAC N
OFF ON 140
HUN N
OFF OFF 180
*FACTORY SETTING
IFC
PART #CNT2536
WH/6
W3 TEST PIN
RPM/SOA
WH/4 XFRMR N
DIAG.
RED
WH/5
IGN N
RPM
WH/6
IND N
(GRN)
BK/3
HUM H
BK/5
IGN H
BK/2 EACH
INDUCER HOUSING
LIMIT SWITCH
BK/6
BK/4
XFRMR H
BK/6
IND H
BK/7
CIR M
BK/1
LINE H
RD/3
RD/2
RD/4
LIMIT SWITCH
3 HLI
TCO-B
YL/5
4 HLO
WH
9 FP
BR/1
1 MVH
BL/1
2 MV COM
RD/1
6 MVL
8 GND
5 TR
7 TH
G W2 W1 B O
LVTB
TO THERMOSTAT
29
GND
GND
WH/BK 1
BK/WH
2
WH/RD
3
GR
4
5
RD 6
WH/OR
7
BR 8
OR
9
RD 10
11
12
13 VDC
GND
IND.LO
IND.HI
TCO-C
BK/9
HPS/PS2
BR
LPS/PS1
OR
TCO-A
YL/1
MANUAL RESET FLAME
ROLL-OUT SWITCH
YL/3 YL/2
3
HI
GAS
2 B/C
VALVE
1
LO
IMPORTANT: INTEGRATED FURNACE
CONTROL REPLACEMENT MUST BE
AUTHORIZED O.E.M. PART ONLY.
DIP SWITCH
TEST PIN
RPM
ON
OFF
CFM
BK
JUMPER
P1
Y YLO BK R
SEE VIEW "AA"
FOR PIN
ORIENTATION
TO
ECM TM FAN MOTOR
VENT
MOTOR
RPM/SOA
13 VDC
HI EN
GND
N/C
JPR1
LO EN
HPS/PS2
LPS/PS1
JPR2
LINE N
LINE H