Lennox 10GCS-024 - Page 9

CO
"4
10GCS Series Gas Packaged Units
LI
UNIT HEATING COOLING
SPEED SPEED
IOGCSO24-50 MEDIUM LOW
IOGCSO24-75 HIGH LOW
IOGCSO3O-5O LOW MEDIUM
IOGCSO30-75 HIGH MEDIUM
EOGCSO36-50 MEDIUM HIGH
IOGCS036-75 HIGH HIGH
IOGCSO3B-IOO HIGH HIGH
IOGCSO¢2-75 HIGH HIGH
IOGCSO42-100 HIGH HIGH
IOGCS048-100 MEDIUM LOW
EOGCSOAB=EB5 HIGH LOW
IOGCS048=I50 HIGH LOW
IOGCS06O-IOO MEDIUM HIGH
EOGCS060-_25 HIGH ÷ HIGH
EOGCSOGO-E50 HIGH HIGH
B3
BLOWER
MOTOR
Typical Wiring Diagram
BA
CONDENSER
FAN MOTOR
510
AUTO RESET
LIMIT SWITCH
C12 518
DUAL CAPACITOR PRESSURE
BG SWITCH
GOMBOSTIONAIR
BLOWER
KI-I
COMPRESSOR
CONTACTOR
C12
DUAL
BK
B_
COMPRESSOR
B_
COMPRESSOR
RD
KI-2
COMPRESSOR
CONTACTOR
L2
B
CONDENSER
FAN MOTOR
• JUMPER REQUIRED
IF JUMPER IS NOT USED,
CONNECT BLUE WIRE ON UNUSEO
TERMINAL TO HEAT.
NOTE-IF ANY WIRE IN THIS APPLIANCE IS REPLACED, IT
MUST BE REPLACED WITH WIRE OF LIKE SIZE, RATING
AND INSULATION THICKNESS.
Z_ USE JUMPER ONLY IF HEAT AND COOL
ARE THE SAME SPEED.
Z_ B6 (CAB) IS ENERGIZED FOR IO SECONDS
AT THE START OF EACH COOLING CYCLE
VT
COMBUSTIOI
GN
A3
$47
MANUAL RESET
ROLLOUTGWITCH ELECTRIC/SENSOR
GVI C4
S21 GAS BLOWER MOTOR
AUTO RESET AUX. VALVE CAPACITOR
LIMIT SWITCH
CONTROL BOX
R GWCY HTG, ACC,
_ CWB'=BLWR
TBI
iD® @
i (_(_ ACB==_OOL
ACB_EAT
GROUND UNUSED
ELECTRODE
BAVAC FLAME @
HOT
A5 BLOWER/IGNITION
CONTROL
TRANsTLRMER[
I :
CONTACTOR
BLUE(C)
YELLOW(Y)
RED(R)
GREEN(G)_
WHITE(W_
SI
THERMOSTAT
I I I i
)- J I I
I
I
_---J I I
_ COMPRES50_
T_ _CONTACTOR_
USE WITH COPPER
CONDUCTORS ONLY
MINIMUM 75°C WIRE
DISCONNECT ALL POWER
BEFORE SERVICING
-- LI
208-230/60/I
L2
SI
"_ THERMOSTAT
--'111
jl
_.1
J
HEAT ANTICIPATION SETTING- 0.75
LINE VOLTAGE FIELD INSTALLED
2,$ VOLT FIELD INSTALLED
NEC/CEC CLASS 2
NOTE-ALL REMAINING WIRES
FACTORY INSTALLED
LENNOXz#_,,,J,_[_. WIRING DIAGRAM
COMBINATION UNITS-ROOFTOP
I 0GC5024-50,75-2, -3-P
I OGCS030-50,75-2, -3-P
10605056-50,75, 100-2, 5-P
I 0GC5042-75, 100-2, -$-P
IOGCS048-100 125, 150-2,-5-P
IOGCSOBO-IO0 IZ5,150-2, -3-P
Supersedes Form No, _ New Form No.
555,466W ] 534,449W
Li_ho U.S,A.