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036-21366-007-A-1205
28 Unitary Products Group
FIGURE 17 - TYPICAL WIRING DIAGRAM D*NP 030-048 (208/230-3-60 POWER SUPPLY)
17H
15H
3H,5H
10G
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
G/GRA
COOL/BLU
HEAT/BK
R/RED
108/PR
224/R
213/R
224/R
224/R
"SPEED" CONNECTIONS
COOLING BLOWER
FOR HEATING AND
SEE TABLES 1 AND 2
R/RED
213/R 214/BR
BLK
PRP
108/PR
240V/PRP
C2/BRN
240V/BLK
240V/PRP
GND/GRN
220/O
221/BR
224/R
214/BR
110/BK
MOVE '108/PR' WIRE FROM 230V TO 208V ON TRANFORMER T1.
6. UNIT FACTORY WIRED FOR 230 VOLT OPERATION. FOR 208 VOLT OPERATION
208
208V
R/RED
/BLK
HEAT
MOTOR
ID FAN
5
4
3
2
1
S5
S4ID MOTOR CONTROLLER
YEL
Y1/
/BLU
COOL
BRN
C2/
WHT
W1/
BRN
C1/
1514131211109
87654321
16
MOTOR "SPEED" CONNECTIONS
TB2 TERMINAL BLOCK, 24V, ID
B
A
TB2
ID MOTOR CONTROLLER
S5/P5 SOCKET/PLUG CONNECTION, 230V, 5 PIN ON ID MOTOR CONTROL
* BLACK SQUARE INDICATES SWITCH POSITION
SETTING
FACTORY
180 SEC120 SEC
90 SEC60 SEC
INDOOR BLOWER HEAT OFF DELAY: (SEE RIGHT)*
INDOOR BLOWER HEAT ON DELAY: 30 SEC
INDOOR BLOWER COOL OFF DELAY: 30 SEC
INDOOR BLOWER COOL ON DELAY: 3 SEC
CONTROL BOARD SETTINGS:
COMBUSTION BLOWER POSTPURGE: 5 SEC
S4/P4 SOCKET/PLUG CONNECTION, 24V, 16 PIN ON ID MOTOR CONTROL
S3/P3 SOCKET/PLUG CONNECTION, 24V, 4 PIN ON GAS VALVE
S2/P2 SOCKET/PLUG CONNECTION, 24V, 4 PIN ON GAS VALVE
CN1/P1 SOCKET/PLUG CONNECTION, 24V, 6 PIN ON CONTROL BOARD
B
A
TB2
FOR COOLING AIRFLOW
BLOWER CONNECTIONS
TABLE 1
"SPEED" CONNECTIONS
FOR COOLING BLOWER
SEE TABLE 1
BLK
PRP
5
4
3
240V/BLK
240V/PRP
GRN
ROOM THERMOSTAT 24V CONNECTIONS
TB1 ON CONTROL BOARD
FIELD WIRING
OPTIONAL WIRING AND DEVICES
FACTORY WIRING AND DEVICES
OUTDOOR
FAN
MOTOR
BLK
BRN
PRP
230-1-60
MOTOR
DRAFT
1
230-1-60
1
MOTOR
ID FAN
L2
L1
T2
T1
M2-2
M2-1
M2
ON CONTROL BOARD, 24-1-60, 18VA MAX
EAC ELECTRONIC AIR CLEANER RELAY OUTPUT
BOARD, 24-1-60, 18VA MAX
HUM HUMIDIFIER RELAY OUTPUT ON CONTROL
N
N
EAC
HUM
N
N
EAC
HUM
GRN
VALVE
GAS
P3
4
3
2
1
P2
1
3
4
2
230-1-60
230-3-60
GAS VALVE
207/Y
211/PR
210/BL
209/BK
CLEAR
BLU
BLU
S3
4
3
2
1
S2
4
3
2
1
AFTER SERVICING.
CLEARLY RENUMBERED FOR IDENTIFICATION. VERIFY PROPER OPERATION
IT MUST BE REPLACED WITH TYPE 105 DEGREE C, 600V WIRE OR EQUIVALENT
IF ANY OF THE WIRE AS SUPPLIED WITH THIS UNIT MUST BE REMOVED,
CONTROLS. WIRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION.
2. CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING
220/O
221/BR
110/BK
240V/BLK
110/BK
100/BK
B
A
T2
T1
L2
L1
M2
110/BK
M2 CONTACTOR, DRAFT INDUCER MOTOR
107/PR
100/BK
108/PR
203/BR
(SEE NOTE 5)
202/Y
107/PR
108/PR
100/BK107/PR
201/BR200/R
BRN
PRP
105/BL
212/R
200/R
121/BK
BK
123/BL
105/BL
126/Y
211/PR
208/PR
206/R
205/R
204/O
213/R
CLEAR
BLU
BLUBLK
PRP
126/Y
123/BL121/BK
206/R
210/BL
209/BK
208/PR
207/Y
204/O
212/R
201/BR
C1/BRN
214/BR
221/BR
220/O
213/R
W1/WHT
Y1/YEL
203/BR
202/Y
HEAT
COOL
HSP
GAS HEAT SECTION
PS
LS
RS
MOTOR
DRAFT
L3
L2L1
CONTROL BOX
T1
CONTROL BOARD
CB
1
2
S
DI
LEADS
MOTOR
UNUSED
4
3
2
1
C
X
XFMR
CN1
654
321
OFF
DELAY
TB1
Y
C
R
W
Y
G
C
SEC
C230
RC2
LUG
GND
T3
T2
T1
L3
L2
L1
B
A
M1
LUG
GND
NOTES:
4. SEE UNIT NAMEPLATE FOR MAXIMUM FUSE SIZE AND MINIMUM CIRCUIT AMPACITY.
3. MOTORS ARE INHERENTLY PROTECTED.
CODES IN EFFECT AT TIME OF INSTALLATION OF THIS UNIT.
1. ALL FIELD WIRING TO BE ACCOMPLISHED FOLLOWING CITY, LOCAL AND/OR NATIONAL
3.2 AMP
LEGEND:
M1 CONTACTOR, COMPR & OD FAN
T1 TRANSFORMER, 24V, 75 VA
RC2 OUTDOOR FAN RUN CAPACITOR
CB CIRCUIT BREAKER
COMPR COMPRESSOR
HSP HOT SURFACE TO PILOT
LS LIMIT SWITCH
.193 IWC NOM (.33 IWC MAX)
PS PRESSURE SWITCH - MAKES @
RS ROLLOUT SWITCH
IDENTIFIED TERMINAL ON CAPACITOR
035-18845D000 REV.C
BEFORE SERVICING THIS UNIT
CAUTION - OPEN ALL DISCONNECTS
LKJHGFEDCBA
CONNECTION DIAGRAM
ELEMENTARY DIAGRAM
COOLING UNIT WITH GAS HEAT
RC2
202/Y
203/BR
208/230-3-60
POWER SUPPLY
126/Y
123/BL
121/BK
L3
L2
L1
COMPR
3
105/BL
PRP
BRN
BLK
T3
T2
T1
L3
L2
L1
M1-3
M1-2
M1-1
1
MOTOR
OD FAN
230V
PRI
T1
C
CB
75 VA
SEC 24V
200/R
201/BR
212/R
BLU
BLU
HSP
S3S2
211/PR
PS
207/Y
208/PR
209/BK
210/BL
206/R
204/O
RS
BOARD
CONTROL
Y
C
1
2
S
DI
LEADS
MOTOR
UNUSED
NEUTRAL
4
3
2
1
XFMR
X
C
HEAT
COOL
P1
CN1
653214
ALS
205/R
213/R
ALS AUXILARY LIMIT SWITCH
LS
213/R
ALS
205/R
M1
FSHP LP
ASCT
31
2
72
802/BK 803/BK 804/BK
807/BL
800/Y
LR
801/BL (SEE NOTE 5)
(SEE NOTE 5)
805/BL
B
LR
A
806/BR
(OPTIONAL ACCESSORIES - SEE NOTE 5)
ACCESSORY) OPENS @ 380 PSIG
HP HIGH PRESSURE SWITCH (OPTIONAL
OPEN @ 26 DEGREE F
FS FREEZESTAT SWITCH (OPTIONAL ACCESSORY)
OPEN @ 7 PSIG
LP LOW PRESSURE SWITCH (OPTIONAL ACCESSORY)
LR LOCK OUT RELAY (OPTIONAL ACCESSORY)
(OPTIONAL ACCESSORY)
ASCT ANTI-SHORT CYCLE TIMER
PRESENT, WIRE 202/Y IS CONNECTED TO M1 COIL.
ONLY IS PRESENT WIRE 202/Y IS CONNECTED TO ASCT-3. IF NEITHER LR OR ASCT ARE
IF LR ONLY IS PRESENT, WIRE 801/BL AND 805/BL ARE CONNECTED TO M1 COIL. IF ASCT
5. IF BOTH LR AND ASCT ARE PRESENT, WIRE 801/BL AND 805/BL ARE CONNECTED TO ASCT-3.
COMPR
2A
7B
800/Y
801/BL
(SEE NOTE 5)
LR
802/BK
800/Y
202/Y
FS
803/BK
804/BK
LP
805/BL
804/BK
HP
803/BK
802/BK
3
21
807/BL
(SEE NOTE 5)
ASCT
801/BL
805/BL
806/BR
100/BK
107/PR
201/BR
OFF
ON
DELAY
13
12
11
10
9
8
7
6
5
4
3
2
1
THERMOSTAT
ROOM
R
G
Y
W
HEAT
COOL
OFF
ON
AUTO
TB1
C
G
Y
W
R
W1/WHT
R/RED
Y1/YEL
C1/BRN
C2/BRN
COOL/BLU
HEAT/BLK
3
1
6
12
2
P4/S4
11
5
COOL/BLU TO:
WIRE
CONNECT
(CFM)
AIRFLOW
FOR COOLING
1400 (ARI RATING)
TB2-A
1350 TB2-B
1200 (ARI RATING)
TB2-A
1600 TB2-B
UNIT SIZE
-036
-036
-048
-048
1250 TB2-B
1000 (ARI RATING)
TB2-A
-030
-030
1500 TB2-B
1350 (ARI RATING)
TB2-A
-042
-042
------
------
12
12160
270
ALS
RS
036
4 TUBE
LS 160 130
6
9
------
------
12
12160
270
ALS
RS
LS 160 130
6
9
------
------
12
12160
200
ALS
RS
036
2 TUBE
LS 140 110
6
9
+/-CLOSE+/-OPEN
CONTROL SETPOINT (DEG F)
UNIT SIZE DEVICE
TEMPERATURE CONTROLS
------
------
12
12160
270
ALS
RS
048
5 TUBE
LS 160 130
6
9
------
------
12
12160
270
ALS
RS
048
4 TUBE
LS 175 145
6
9
------
------
12
12160
200
ALS
RS
048
3 TUBE
LS 150 120
6
9
036
3 TUBE
------
------
12
12160
200
ALS
RS
030
2 TUBE
LS 140 110
6
9
------
------
12
12160
270
ALS
RS
030
3 TUBE
LS 160 130
6
9
------
------
12
12160
200
ALS
RS
042
3 TUBE
LS 140 110
6
9
------
------
12
12160
270
ALS
RS
042
4 TUBE
LS 140 110
6
9