YORK INTERNATIONAL
146
FORM 100.50-NOM1 (604)
Service
LD09840B
SSP SSN SSAP SSAN TSAO TSC IAQP IAQN
AI
5
AI
5
C
AI
6
AI
6
C
AI
7
AI
7
C
AI
8
AI
8
C
AI
9
AI
9
C
AI
10
AI
10
C
24
VAC
COM
24
VAC
11
10
12
13R
BYPA
XOO
VFD
BYPA
OFF
SUPPLY
FAN
VFD
BYPASS
STATUS
1
1
2
2
2
9
1
1
1
1
7
1
1
1
HW FREEZESTAT
DIRTY
FILTER
SWITCH
AIR
PROVING
1
3
2
1
3
2
1
3
2
1
3
2
RETURN
AIR
RH
SENSOR
OUTSIDE
AIR
TEMP
OUTSIDE
AIR
RH
SENSOR
RETURN
AIR
TEMP
SENSOR
DUCT
PRESSURE
TRANSDUCER
OUT
EXC
COM
COM
OUT
EXC
1 2 3 4 5 6 7 8 9 1
4
3
2
1
1
2
9
6
5
4
3
1
6
4
3
2
6ACU
-OPTIONAL
HW/STEAM
VALVE
ACTUATOR
2
5ACU
-OPTIONAL
75%
AMS
DAMPER
4ACU
-OPTIONAL
AMS
25%
DAMPER
2 1 5
1 5
2 1 5
12R-2
12R-3
12R-4
13R-2
13R-3
13R-4
12R-1
13R-1
1
2
1LPC
3
T'STAT
AI
Y1
R
2
1
X
P
OCC
G
W2
W1
SD
Y2
4
6
5
C
1
2
R
TSC
TSAO
1
COMPRESSOR
SAFETY
CHAIN
STATUS
CIRCUIT
J25
J26
J27
J28
J29
J30
J22
COMPRESSOR
SAFETY
CHAIN
STATUS
CIRCUIT
1
3
4
2
24
VAC
24
VAC
SRC2
SRC1
1
2
3
5
6
7
9
10
11
J33
3
4
J34
J35
C/O
RELAY
SUPPLY
FAN
24
9,2
51
,3
52
EXHAUST
FAN
25
2,2
54
,3
48
145
144
G OCC SD SMK
101
102
103
104
105
106
107
108
109
HR
111
121
112
122
113
123
114
124
125
126
100
C/O
RELAY
AO6 AO6C
AO5 AO5C AO4 AO4C
BYP
BI11
BI12
BI13
BI14
120
200
2COM
8
7
5
4
2
1
7
4
1
7
4
1
4
1
4
1
6
7
8
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
4
3
1
9
7
6
1 2
7
J14
PRIMARY
UNIT
6 4 3 1
6
7
9
15
VDC
15V(A) 15V(B) 15V(C)
15V(A)
15V(B)
EXC OUT COM
100
COM
100
200
2COM
COM
ELEMENTARY
DIAGRAM
-YPAL
MOD-C
CLASS
2
CONTROL
50-65
TON
035-13474-101
REV.
B
1T 115V
-24V
CONTROL
TRANSFORMER
2T 115V
-24V
CONTROL
TRANSFORMER
S
S
P
P
345
344
343
342
341
340
339
338
337
336
335
334
333
332
331
330
329
328
327
326
325
324
323
322
321
320
319
318
317
316
315
314
313
312
311
310
309
308
307
306
305
304
303
302
301
300
J49
##
LEGEND
CTB1
CONTROL
TERMINAL
BLOCK
FOR
REFER
TO
LINE
#
236,
237
REFER
TO
LINE
#
236,
237
12
12
120
5
1
LINE
#
308
LINE
#
308
(100)
5
LINE
#
312
CTB2
OPTIONAL
FLEXSYS
CONTROL
#
OUTPUT
CONNECTION
FOR
GAS
&
ELECTRIC
HEAT
OPTIONS
1
2LPC
4
3
1
24VA
100
1PSW
2PSW
2STAT
1
2
SW2-
J48
100
BYP
2
1
P48
P49
#
CTB3
RS485
COMM.
BUS
CONTROL
TERMINAL
BLOCK
FOR
FIELD
CONNECTIONS
128
127
8R-2
7R-2
100
24VA
1
I4
I3
I2
I1
P2
P1
I5
I2
I3
I4
P1
P2
I1
SR1
SR-
4
2
1
EVAP
FREEZESTATS
COMP.
SYSTEM
#1
EVAP
FREEZESTATS
COMP.
SYSTEM
#2
3STAT
4STAT
6
7
6STAT
5STAT
3
6
7
145
121
122
123
124
125
126
112
111
113
114
150
152
COM
100
1
2
144
145
9STAT
AMBIENT
THERMOSTAT
155
LINE
#
318
LINE
#
322
LINE
#
308
LI
N
E#3
06
COM
COM
COM
REFER
TO
LINE
#S
203-211,
217-224,
AND
229-236
J55
150
152
J55
155
100
J55
100
100
J55
P280
P13
P13
P272
P276
P2
P13
P2
P23
P25
144
4PSW
4PSW
ONLY
USED
ON
UNITS
10STAT
10STAT
ONLY
USED
ON
UNITS
WITH
9
664
664
5
NOTE,
J34
USED
FOR
HW
VALVE
OR
FOR