YORK INTERNATIONAL
138
FORM 100.50-NOM1 (604)
Service
LD09831
REQUIRED ON UNITS WITH SUPPLY FAN
FLA CURRENT GREATER THAN
75 AMPS
179
180
178
176
177
174
175
172
173
168
170
171
169
166
167
165
OPTIONAL CONDENSER FAN WIRING. CONDENSER FAN VFD REQUIRED ON
CONDENSER FAN NO. 3A WHEN UNIT IS EQUIPPED FOR LOW AMBIENT OPERATION
WITH SYSTEM NO.3.
11M
REQUIRED ON UNITS EQUIPPED WITH VFD ON
THE EXHAUST FAN
REQUIRED ON UNITS EQUIPPED WITH VFD ON
THE SUPPLY FAN
157
163
164
161
162
159
160
158
153
155
156
154
151
152
150
142
148
149
146
147
144
145
143
138
140
141
139
137
135
136
EXHAUST
FAN MOTOR
2VFD
SUPPLY FAN
MOTOR
1VFD
NOTE: VFD REMOTE MOUNTED
EXTERNAL TO THE CONTROL BOX
1FU
7M
CONDENSER
FAN NO. 1A
1L2
REQUIRED ON UNITS EQUIPPED WITH AN
ON/OFF EXHAUST FAN
127
133
134
131
132
129
130
128
123
125
126
124
122
121
120
112
116
119
118
117
114
115
113
110
111
109
108
107
106
105
4FU
REFER TO TRANSFORMER FOR
CONNECTION DETAIL
SUPPLY FAN
MOTOR
EXHAUST
FAN MOTOR
13OL
13M
14M
2
14CB
14OL
SUPPLY FAN
MOTOR
X1
13M
GFCI
DUPLEX
OUTLET
10FU
9FU
13CB
13OL
GND
1PTB
101
104
103
102
100
ELEMENTARY DIAGRAM - YPAL MOD-B/C
POWER SIDE
70-105 TON, SINGLE POINT POWER
1L3
1L2
1L1
1L1
1CB
1OL
1M
402
401
400
GND
COMPRESSOR
NO. 1A
035-13472-003
REV. B
TO EARTH
GROUND
1L3
9FU
1FU
1FU
CONDENSER
FAN NO. 1B
8M
4FU
V
R
S
T
V
R
S
T
2M
COMPRESSOR
NO. 1B
3CB
3OL
3M
COMPRESSOR
NO. 2A
4M
COMPRESSOR
NO. 2B
5CB
5OL
5M
COMPRESSOR
NO. 3A
6M
COMPRESSOR
NO. 3B
2FU
2FU
2FU
9M
10M
CONDENSER
FAN NO. 2A
CONDENSER
FAN NO. 2B
3FU
3FU
3FU
11M
12M
CONDENSER
FAN NO. 3A
CONDENSER
FAN NO. 3B
7FU
7FU
7FU
8FU
8FU
8FU
1L1
1L3
1L2
NOTE: VFD REMOTE MOUNTED
EXTERNAL TO THE CONTROL BOX
OPTIONAL CONDENSER FAN WIRING. CONDENSER FAN VFD REQUIRED ON
CONDENSER FAN NO. 2A WHEN UNIT IS EQUIPPED FOR LOW AMBIENT OPERATION
WITH SYSTEM NO.2.
9M
OPTIONAL CONDENSER FAN WIRING. CONDENSER FAN VFD REQUIRED ON
CONDENSER FAN NO. 1A WHEN UNIT IS EQUIPPED FOR LOW AMBIENT OPERATION
WITH SYSTEM NO.1.
7M
R
S
T
3VFD
V
CONDENSER
FAN NO. 1A
7FU
7FU
7FU
1PTB
403
404
405
418
419
420
CONDENSER
FAN NO. 2A
CONDENSER
FAN NO. 3A
V
4VFD
S
T
R
V
5VFD
S
T
R
406
407
408
409
410
411
412
413
414
415
416
417
421
422
423
424
425
426
427
428
429
L1-A
L2-A
L3-A
L1-B
L2-B
L3-B
L3-B
L2-B
L1-B
434
435
433
L3-A
L2-A
L1-A
431
432
430
L3-B
L2-B
L1-B
L3-A
L2-A
L1-A
L3-A
L2-A
L1-A
L3-A
L1-A
L2-A
L3-A
L2-A
L1-A
420
419
418
425
426
424
432
431
430
1L1
1L2
1L3
1L1
1L2
1L3
1L2
1L3
1L1
1L2
1L1
1L3
FIELD SUPPLY
CIRCUIT
TO EARTH
GROUND
GND
OPTIONAL SINGLE POINT NON-
FUSED DISCONNECT SWITCH IN
LIEU OF 1PTB
1DISC
REFER TO LINE #
200, 201, 202
3T
4T
REFER TO TRANSFORMER FOR
CONNECTION DETAIL
OPTIONAL 120V CONVENIENCE OUTLET KIT
YORK P/N 325-36142-011 (200V UNITS)
YORK P/N 325-36142-012 (230V UNITS)
YORK P/N 325-36142-014 (460V UNITS)
YORK P/N 325-36142-015 (575V UNITS)
17M
16M
15M
16OL
NOTE: OPTIONAL SUPPLY FAN VFD MANUAL BYPASS
EQUIPMENT LOCATED IN A SEPARATE CONTROL BOX
BENEATH THE SUPPLY FAN VFD. INCLUDES, 15M, 16M, 17M,
AND 16OL.
7FU
7FU
7FU
SUPPLY FAN
MOTOR
V
1VFD
L3
L
L2
1L1
1L2
1L3
NOTE: OPTIONAL EXHAUST FAN VFD MANUAL BYPASS EQUIPMENT LOCATED IN A
SEPARATE CONTROL BOX BENEATH THE SUPPLY FAN VFD. INCLUDES, 18M, 19M,
20M, AND 19OL. EXHAUST VFD BYPASS IS ONLY AVAILABLE ON 460V, 575V, 400V-50,
AND 380V-60 UNITS.
EXHAUST FAN
MOTOR
8FU
8FU
8FU
L3
L
19M
20M
19OL
V
2VFD L2
18M
1L1
1L2
1L3
2CB
2OL
4CB
4OL
6CB
6OL
SUPPLY
CIRCUIT #1
(SEE NOTE 1)
SUPPLY
CIRCUIT #1
(SEE NOTE 1)
NOTES:
1. ON UNITS EQUIPPED WITH ELECTRIC HEAT, SUPPLY CIRCUIT #1 IS FED FROM THE LOOP FEED POWER BOX MOUNTED TO THE RIGHT OF
THE MICRO/POWER PANEL.