Kenmore N8MSL0701412A1 Installation Instructions Manual page 44

80% single stage psc motor category i, gas furnace
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H EAT OFF-DELAY
PCB
1"--
JUMPER
SELECTOR
1"-,3
G _
_ 12o
C _
15D_
2
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M 180
W
L_
J1
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R
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HUM24VAC_
I
FUI_
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NOTE2_
FUSE
3AMP
COMBLUE
24VACRED
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LED
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z
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NEUTRALL2
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RED
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CONNECTION
DIAGRAM
GV
FRS2
LSl
LS2
GRN/YEL/_7
i_
/
NOTE#5
,
FRS1
DSS
/
BVSS
i
F_D
RED
Rd
(WHEN
USED)
--
BLU _
BLK
RED-_I-O3
I I'-I (-e4 ,_
VV'r-Fr
_ LEGEND
BHTiCLR
BLOWER MOTOR SPEED CHANGE RELAY. SPOT
LS1,2
LIMIT SWITCH,AUTO-RESET. SPST-(N.C.)
,_
BLWR
BLWM
"_
BVSS
,_
CAP
CPU
'_
.DSS
'_
EAC 1AMP
FRS 1.2
FSE
• _
FUI
FU 2
"_
GND
,_
GV
GVR
,_
HSI
HSlR
"_
HUM 24VAC
HUM
,_
IBM
IDR
"_
ILK
J2
"_
JB
,,_
LED
LGPS
,1€
BLOWER MOTOR RELAY, SPST-(N.O.)
BLOWER MOTOR, PERMANENT-SPLIT-CAPACITOR
BLOCKED VENT SHUTOFF SW TCH, MANUAL-RESET=SPST-(N C )
CAPACITOR
MICROPROCESSOR AND CIRCUITRY
DRAFT SAFE GUARD SWITCH, AUTO-RESET, SRST-(N,C,)
ELECTRONIC AIR CLEANER CONNECTION (EAC & HUM 1AMP MAX.)
FLAME ROLLOUT SWITCH-MANUAL RESET, SPST-(N.D.)
FLAME-PROVING ELECTRODE
TRAN
FUSE, 3 AMP, AUTOMOTIVE BLADE TYPE. FACTORY INSTALLED
FUSE OR CIRCUIT BREAKER CURRENT INTERRUPT DEVICE
(FIELD INSTALLED & SUPPLIED)
O
EQUIPMENT GROUND
m
GAS VALVE-REDUNDANT
GAS VALVE RELAY, SPST-(N.O.)
HOT SURFACE IGNITER (115VAC)
HOT SURFACE IGNITER RELAY, SPST-(N.0.)
°
°
°
24VAC HUMIDIFIER CONNECTION (0.5 AMP MAX.)
LINE VOLTAGE HUMIDIFIER CONNECTION (EAC & HUM 1 AMP MAX.)
"
"
"
INDUCED DRAFT MOTOR, SHADED-POLE
INDUCED DRAFT MOTOR RELAY. SPST-(N.O.)
BLOWER ACCESS PANEL INTERLOCK SWITCH, SPST-(N.O.)
BLOWER - OFF DELAY JUMPER SELECTOR - HEATING
BLOWER - OFF DELAv JUMPER-
COOLING
JUNCTION BOX
LIGHT-EMITTING DIODE FOR STATUS CODES - GREEN
LOW GAS PRESSURE SWITCH, SPST-(N.O.)
"_)
)_
OL
AUTO-RESET INTERNAL MOTOR OVERLOAD
TEMPERATURE SWITCH (N.C.)
PCB
PRINTED CIRCUIT BOARD CONTROL
P1
11-CIRCUIT PCB CONNECTOR
P2
2-CIRCUIT CONNECTOR
P3
2-CIRCUIT HSl, CONNECTOR
PRS
PRESSURE SWITCH, SRST-(N.O.)
TEST/TWIN
COMPONENT TEST &TWIN TERMINAL
TRANSFORMER-115VAC/24VAC
JUNCTION
UNMARKED
TERMINAL
PCS CONTROL
TERMINAL
FACTORY
WIRING
(115VAC)
FACTORY
WIRING
(24VAC)
FIELD WIRING
(115VAC)
FIELD WIRING
(24VAC)
CONDUCTOR
ON CONTROL
PCB
FIELD WIRING
SCREW
TERMINAL
FIELD
EARTH
GROUND
EQUIPMENT
GROUND
FIELD
SPLICE
PLUG RECEPTACLE
SCHEMATIC DIAGRAM
TO 115 VAC
FIELD
DISCONNECT
SWITCH
,,_
L1
I NEUTRALI.-2
_
E(_PMENT
(NATURAL
& PROPANE GASES)
,,_
I
SP l"
,o 1=--
CAP
\
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I I*'" I sP .t
START
/ I INE ' ' *
7Lt
I I
I
NOT_#15
1
IOL_'_'r_
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llj,.l
COOL
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"7
_ "_"
I - I
BLWM
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24VAC RED
COM BLUE I I
f
FU1
'
NOTE
#6
C@
",_
NOTE
#5
PCB
FRSI
DSS
O!VHEFN_ _SED)
>
FRS2
LS1
NO_
_
_
_E
#10"_
I
_
(WHEN
USED)
P1-2
I
_L'_
NOTE#!
P1-4
0NHEN
USED)
PRS,.#
_
J IPt_
_
NOTE_
-F_
P1-1
_-_O_11_"
FSE
P1..9
Pt-tl
P1-7
NOTES:
1. If any
of the original
equipment
wire is replaced
use wire rated for
105_C.
_
"_
2. Use only copper
wire between
the disconnect
switch
and the furnace
junction
box (JB).
_
,,_
3. This wire
must
be connected
to furnace
sheet
metal
for control
to prove
flame.
4.
Symbols
are electrical
representation
only.
_
"_
5. Solid lines
inside
PCB are
printed
circuit
board
conductors
and
are not included
in legend.
_
<
,,_
6. Replace
only with a 3 amp
fuse.
_
u_
7. Inducer
(IDM)
and blower
(BLWM)
motors
contqin
internal
auto-reset
thermal
overload
switches
(OL).
_
ac
8. Neutral
connections
are interchangeable
within
the
NEUTRAL
connector
block.
9. Blower
motor
speed selections
are fer average
conditions,
see installation
instructions
fer details
on
_
o.
41_
optimum
speed
selection.
_
10. Factory
connected
when
BVSS
(Chimney
AdapferAccessory
Kit) is not installed.
_
11. Factory
connected
when
LGPS
is net used.
_
eo
,,_
12. Ignition-lockout
will occur
after four consecutive
unsuccessful
trials-for-ignition.
Control
will
_
,,_
auto-reset
after three
hours,
m
13. Blower.on
delay:
gas heating
25 seconds,
cooling
or heat
pump 2 seconds.
_
'_
14. Blower-off
delay:
gas heating
selections
are 90,
120, 150 or 180 seconds,
cooling
or heat
pump
_
,,_
90 seconds
or 5 seconds
when
J2 is cut.
15. Yellow
Speed
Tap on 4 speed
motor
only.
_
"_
,t€
'11
t"
I
5"
3
o
o.
o_

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