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135
Fig. 53 — Typical Electronic PIC III
Control Panel Wiring Schematic (cont)
(RED)
(BLK)
(BRN)
(BRN)
(WHT)
T2
24VAC
(GRN)
(RED)
(RED)
(BLU)
(BLU)
(BLK)
SOLENOID
HGBP
(YEL)
(YEL)
(BLK)
(BLK)
21
23
3C
42
(WHT)
(BLK)
3
6
5
4
2
1
HOT GAS BYPASS
(FR #7 & 8 HT EXCH)
115V CONTROL ONLY
(RED)
ACTUATOR
HGBP
COM
OPEN
CLOSE
(GRN)
(BLK)
(BLU)
3C
3C
42
65
(WHT)
230V WIRING MODIFICATION
COMP'R OIL HEATER
(BLK)
(BLK)
(WHT)
(WHT)
(BLK)
13
11
12
1C
1C
1C
(FR #1 - 6 HT EXCH)
HOT GAS BYPASS
(BLU)
(BLK)
(GRN)
(RED)
(RED)
(BLU)
(BLU)
(BLK)
SOLENOID
HGBP
(YEL)
(YEL)
(BLK)
(BLK)
3C
SHOWN WIRED FOR 115V
230V WIRING MODIFICATION
42
(WHT)
(RED)
(BLK)
(BLK)
(WHT)
WHT
)
T
H
W
(
)
T
H
W
(
COMP'R OIL PUMP MOTOR
WINDING HIGH TEMPERATURE
WHT
(WHT)
(BLK)
(BLK)
COMP'R DISCH
HIGH PRESS
(CLR)
(RED)
(SHIELD)
(BLK)
A
C
17
51
50
43
B
(BRN)
(RED)
(ORN)
(BLK)
COMP'R OIL HEATER
(WHT)
(BLK)
(WHT)
(WHT)
(BLK)
(BLK)
23
21
22
13
11
12
1C
1C
1C
115V
230V
COM
TO TB-G **
(RED)
(YEL)
(BLK)
RED
YEL
BLK
23
21
22
2C
2C
2C
13
11
12
VOLTAGE
PER JOB
REQM'T
M
COMP'R OIL
PUMP MOTOR
(1-1/2 HP)
TO VFD
T1
24VAC
(RED)
(BLK)
(BRN)
(BRN)
(WHT)
(RED)
(GRY)
(RED)
(GRY)
(WHT)
(WHT)
(BLK)
(BLK)
(BRN)
(YEL)
(RED)
(CLR)
(BLK)
(RED)
(BLK)
(BRN)
(BRN)
(WHT)
T3
24VAC
(RED)
(GRY)
UPC
1
2
a19-1947
* Standard on LF2 drive; optional on machines equipped with other VFDs.
1
2
...
130
131
132
133
134
135
136
137
138
139
140
...
189
190
EVERGREEN
1
50/60 Hz
1
CONTENTS
2
CONTENTS (cont)
3
INTRODUCTION
4
CHILLER FAMILIARIZATION
5
(Fig. 1 and 2)
5
REAR VIEW
7
FRONT VIEW
7
REFRIGERATION CYCLE
8
MOTOR AND LUBRICATING OIL
8
COOLING CYCLE
8
STARTING EQUIPMENT
10
OPTIONAL
11
442A AND 608A VFDs
12
900A AND 1200A VFDs
12
CONTROLS
15
Definitions
15
Fig. 10 — Control Panel
17
Fig. 11 — Power Panel
17
55.1 44.1 40.7
20
85.0 95.0 98.1
20
21.8 132.9 93
20
Table 4 — ICVC Display Data
27
0.1-3.0 SP_HIGH
28
0.1-3.0 SP_HIGH 1.0
37
PIC III System Functions
40
ECW-10 sec
41
Error, Gain = 1
41
Error, Gain = 3
41
START-UP/SHUTDOWN/
57
RECYCLE SEQUENCE (Fig. 27)
57
Local Start-Up —
57
Shaft Packing —
60
LIQUID LINE
63
Temperature (F)
64
Temperature (C)
64
• Surge/ HGBP Deadband = 1
69
ΔT increase
70
Delta Tsat
71
ALARM CONTROL
72
ALARM ROUTING
72
LEGEND TO TABLES 16A-16J
91
E. START-UP IN PROGRESS
92
F. NORMAL RUN
93
G. NORMAL RUN WITH OVERRIDES
93
H. OUT-OF-RANGE SENSOR
94
J. CHILLER ALERTS
99
J. CHILLER ALERTS (cont)
100
Control Modules
107
Notes on Module Operation
107
RECTIFIER LED
109
INVERTER LED
109
Table 30 — Motor Voltage Code
129
COMPRESSOR, TRANSMISSION AREA
130
LOW SPEED SHAFT THRUST DISK
131
LEGEND FOR FIG. 53-58
133
SEE NOTE
134
HOT GAS BYPASS
135
HOT GAS BYPASS OPTION FOR
136
NOTE: MOTOR OVERLOAD IS
143
FACTORY PRE-SET
143
DO NOT ADJUST
143
COMBINED I/O
144
TB1 − LF2
146
TB3 − LF2
146
VFD (cont)
147
LEGEND FOR FIG. 60
148
NOTES FOR FIG. 60
149
NOTE 3.6
150
LEGEND FOR FIG. 61
152
NOTES FOR FIG. 61
153
19XRV CHILLERS
154
STATUS VPF_STAT
163
APPENDIX B — LEAD/LAG WIRING
165
19XRV Weekly Maintenance Log
168
19XRV Maintenance Log
169
19XRV Seasonal Shutdown Log
170
10's
171
1's
171
— The LEDs indicate if the
175
Table G — Network Points List
176
INITIAL START-UP CHECKLIST
179
No
180
*If yes, determine cause
180
DRAWINGS)
180
0.1 to 3.0
184
CCN LOCAL RESET MENU
190
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