DANGER:
LEGEND
FIELD SPLICE FS
Q TERMINAL (MARKED) GNU
HPS
o TERMINAL (UNMARKED) I
• SPLICE IFB
IGC
(_" SPLICE (MARKED) IDM
FACTORY LO VOLTAGE IFM
FIELD CONTROL WIRING LGPS
LPS
FIELD POWER WIRING LSI
ACCESSORY OR OPTIONAL LS2
WIRING MGV
OFM
FACTORY HI VOLTAGE
PRS
C CONTACTOR QT
CAP1 CAPACITOR,COMP RS
CAP2 CAPACITOR,INDUCER SOL
COMP COMPRESSORMOTOR TRAM
CCH CRANKCASE HEATER T-STAT
EQUIP EQUIPMENT
FLAMESENSOR
GROUND
HIGHPRESSURESWITCH
IGNITOR
INDOORFANBOARD
INTERGRATEDGASUNITCONTROLLER
INDUCEDDRAFTMOTOR
INDOORFANMOTOR
LOWGASPRESSURESWITCH
LOWPRESSURESWITCH
PRIMARYLIMITSWITCH
SECONDARYLIMITSWITCH
MAINGASVALVE
OUTDOORFANMOTOR
PRESSURESWITCH
QUADRUPLETERMINAL
ROLLOUTSWITCH
COMPRESSORSOLENOID
TRANSFORMER
THERMOSTAT
SEE NOTE 7--
R_RED -
G_ GRN -
COOLING FAN LOGIC
I
0 T T+60
G G
ENERGIZED DE-ENERGIZED
HEATING FAN LOGIC
I I
0 45 T T+45
W BR W BR
ENERGIZED DE-ENERGIZED
W_ WHT -
Y2 _ PNK -
YI_YEL
C_BRN
30 UNITCOMPONENTARRANGEMENT
OUTDOORFAN
SECTION
COMPRESSORI INDOORFAN
SECTION I SECTION
CONTROL BOX AREA
GAS []
SECTION (_)
F q%
IFB ,
24VAC/R I P3-1
FUSE _ (_--
3AMP __
---0 --
P1-1"R'
-o
P14"G"
LADDER WIRING DIAGRAM
ELECTRICAL SHOCK HAZARD DISCONNECT POWER BEFORE SERVICING
P2-5"X"(_--
--_) P2-3 "W"(_--
P1-6 "W"
L2 LII
BLK
C;11 i
C;11
C;11 ]
C;1I (.
p2-4 R"C__
-o
P1-5"Y2/DH" Y
U
-o
P1-3YI/Y"
I LOW0
I HIGH0
I GASHEAT0
USE COPPER CONDUCTORS ONLY
GRN/VEL
FIELD SUPPLY __ EQUIPGND
460 VAC. 60 HZ. 3 PH
c 21 CCH /
'_I I'-( BLK_ BLK_BLK
.I
OFM WHEN USED
BLU COMP -- _,
BLK IFM(_
GRN/YEL
I CAP2_4
SEE
NOTE6
PRIMARY i
: 460v YEL
BU
RED BRN
--RED _)
-- BLK _ SOL
C;23 c
YEL"__I
3
YEL
_C;13
IC;I3
}C;13
_C;13
RT_AFUS_IGC
FS
RS(_--SLU
-VlO @RED
LS_- YEL P KITACCESSORY
r - - pRS
GvO_ MGV
-- GRY _ BRN -
GRY --OIFC
0 (3"mORN--O:]:O-BRN_%
'° ,-
30 _'-- PNKBLU BRN--
TOIFB RED
WHT --O W S_ENBT_41 -ORN-I_I--'/--
O G L- SLK_
GROUND
__ THRU--O R _>_ STANDOFF
]
IGC
c
--BRN--
-Oc
-OGV
HPS LPS C
NOTES:
IFB
) tomc
) P2-2 c"
)COM
PI-2*C'.
48VG500006 REV,-
IIIIIIIIIIlllllllllllllllllllllllllllllllllllllllllllllllllll
48V658()0@8 REV.-
1. IF ANY OF THE ORIGINAL WIRES FURNISHED ARE REPLACED, THEY MUST
BE REPLACED WITH THE SAME WIRE OR IT'S EQUIVALENT.
2. SEE PRE SALE LITERATURE FOR THERMOSTAT.
3. USE 75 DEGREE COPPER CONDUCTORS FOR FIELD INSTALLATION.
4. SEE INSTALLATION INSTRUCTIONS FOR PROPER HEATING AND COOLING CONNECTIONS
FOR YOUR UNIT.
5. LS2 USED ON SMALL CHASSIS ONLY.
6. INDUCER CAPACITOR AND WIRING ON CERTAIN MODELS ONLY. IF CAP2 IS PRESENT,
YELLOW WIRES FROM CONTACTOR AND IDM CONNECT ON SAME SIDE OF CAP2.
7. THIS FUSE IS MANUFACTURED BY LITTLE FUSE, P/N 287003.
8. THIS FUSE IS MANUFACTURED BY LITTLEFUSE, P/N 257005.
9. ON SOME MODELS LS1 AND LS2 ARE WIRED IN SERIES. ON OTHER MODELS ONLY
LS1 IS USED.
10. DO NOT DISCONNECT PLUG UNDER LOAD.
A13027
Fig. 19 Cont.- 460-3-60 Ladder Wiring Diagram
29
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