Circuit Breakers - Lennox Elite CBX32M-024 Installation Instructions Manual

LI
L2
CIRCUIT 1
%
%
@A
CIRCUIT BREAK-
ERS OR TERMI-
NAL BLOCK
LINE VOLTAGE FIELD INSTALLED
CLASS 2 VOLTAGE FIELD INSTALLED NEC/CEC
NOTE - ALL REMAINING WIRES ARE FACTORY INSTALLED
L_ TO EXTERNAL LOAD 24VAC AT .50 AMP MAXIMUM
/_ FACTORY INSTALLED JUMPERS
/_ Y2 USED ONLY WHEN TWO SPEED COMPRESSOR IS USED (HP21).
L_ USING SERVICE LIGHT OPTION (S54)WITH SOME ELECTRONIC
THERMOSTATS MAY REQUIRE MOVING $54 COMMON WIRE TO Y1
IN HEAT PUMP UNIT.
/_ COMMON USED ONLY ON SOME THERMOSTATS.
L_ AMBIENT COMPENSATING THERMISTOR CONNECTION USED ONLY
ON SOME THERMOSTATS. S I
THERMOSTAT ,/_
99J
_1 I I I
I I I II I
I
I-4=-IS I
I I ,
DFaDD []
K5 INDOOR
BLOWER RELAY
TRANSFORMER
CB1 O
CIRCUIT
BREAKER
GROUND OR FUSE
TERMINAL
BLOCK _
!
I
[
HEAT PUMP CLASS 2
VOLTAGE TERMINALS
Figure 12. Typical Field Wiring - Heat Pump Only Application
LI
L2,_I I
CIR-
CUIT 1
HEAT ELEMENT _I
CIRCUIT
BREAKERS
I
LINE VOLTAGE FIELD
INSTALLED
-- -- -- CLASS 2 VOLTAGE FIELD
INSTALLED NEC/CEC
NOTE - ALL REMAINING WIRES
ARE FACTORY INSTALLED
THERMOSTAT HEAT ANTICIPATION
L_ SETTING 0.4 AMP ELECTRIC HEAT
_ FACTORY INSTALLED JUMPERS
A
WHEN OUTDOOR THERMOSTAT IS
USED, CONNECT LEADS TO
TERMINALS "R" AND "W2" AND
REMOVE JUMPER BETWEEN
TERMINALS "R' AND "W2."
/_ EMERGENCY HEAT RELAY (USED
ONLY IF OUTDOOR T'STAT IS
USED) FIELD PROVIDED AND
INSTALLED NEW INDOOR UNIT.
24VAC 5VA MAX NEC/CEC CLASS 2
K3 INDOOR
BLOWER RELAY
TRANSFORMER
OR TERMI-
AT
K52
BLOC -IIEK
RELAY '_ I CB1
NAL
CIRCUIT
BREAKER
GROUND ORFUSE
TEl
v
TERM INAL
Z_
BLOCK
,r",hI ,rl L L:
,
I[
I
EM
r
4 4
q +
I __1
J
OUTDOOR
THERMOSTAT
I(IF USED)
I
I
I
I
f___l
L
I I I
S% D
8 _
o 8
@
/_ USING SERVICE LIGHT OPTION ($54) WITH SOME ELECTRONIC
THERMOSTATS MAY REQUIRE MOVING $54 COMMON WIRE TO Y1 IN
HEAT PUMP UNIT.
/_ COMMON USED ONLY ON SOME THERMOSTATS.
L_Y2 USED ONLY WHEN TWO-SPEED COMPRESSOR IS USED (HP21)
/_ AMBIENT COMPENSATING THERMISTOR CONNECTION USED ONLY ON
SOME THERMOSTATS.
HEAT PUMP CLASS 2
VOLTAGE TERMINALS
G
0d
w
O
,&
m
Figure 13. Typical Field Wiring - Heat Pump Application with Electric Heat
505342M 05/08
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