Carrier 19XRV Specifications Page 104
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- Table of contents
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Table 17 — ICVC Primary and Secondary Messages and
Custom Alarm/Alert Messages with Troubleshooting Guides (cont)
G. NORMAL RUN WITH OVERRIDES
*[LIMIT] is shown on the ICVC as the temperature, pressure, voltage, etc., set point predefined or selected by the operator as an override, alert, or
alarm condition. [VALUE] is the actual pressure, temperature, voltage, etc., at which the control has recorded at the time of the fault condition.
"Exceeded Limit" in Alarm or Alert messages may mean the value is above or below a threshold.
ICVC
FAULT
STATE
PRIMARY MESSAGE SECONDARY MESSAGE PRIMARY CAUSE
ADDITIONAL
CAUSE/REMEDY
120
RUN CAPACITY
LIMITED
HIGH CONDENSER
PRESSURE
120->Condenser Pressure
[VALUE] exceeded limit of
[LIMIT]*.
Check condenser water pump operation.
Check for high condenser water temperatures
or low flow rate.
Check cooling tower bypass valves and con-
denser water strainers. Verify that chiller isola-
tion valves are open.
Check COND PRESS OVERRIDE setting in
SETUP1 screen.
121
RUN CAPACITY
LIMITED
HIGH MOTOR TEMPERA-
TURE
121->Comp Motor Winding
Temp [VALUE] exceeded limit
of [LIMIT]*.
Check for closed valves or restrictions in motor
cooling lines.
Check for closed refrigerant isolation valves.
Check COMP MOTOR TEMP OVERRIDE set-
ting in SETUP1.
Check refrigerant filter drier.
122
RUN CAPACITY
LIMITED
LOW EVAP REFRIG TEMP 122->Evaporator Refrig Temp
[VALUE] exceeded limit of
[LIMIT]*.
Check refrigerant charge.
Check that optional cooler liquid line isolation
valve is fully open.
Check for excessive condenser flow or low
chilled water flow.
Check for low entering cooler water tempera-
ture.
Check that condenser inlet and outlet water
nozzles are piped correctly.
Check for waterbox division plate gasket
bypass.
Check REFRIG OVERRIDE DELTA T setting
in SETUP1 screen.
123
RUN CAPACITY
LIMITED
HIGH COMPRESSOR LIFT 123->Surge Prevention Over-
ride: Lift Too High For Com-
pressor
Check for high condenser water temperature
or low evaporator refrigerant temperature.
Check for high EVAPORATOR APPROACH or
CONDENSER APPROACH.
Check SURGE/HOT GAS BYPASS parame-
ters in OPTIONS screen.
124
RUN CAPACITY
LIMITED
MANUAL GUIDE VANE
TARGET
124->Run Capacity Limited:
Manual Guide Vane Target.
TARGET GUIDE VANE POSITION has been
forced in the COMPRESS screen. Select and
RELEASE force to return to normal (auto-
matic) operation.
125
RUN CAPACITY
LIMITED
LOW DISCHARGE
SUPERHEAT
No Alert message Check for oil loss from compressor or excess
oil charge.
Check for excess refrigerant charge. Verify
that the valves in the oil reclaim lines are
open.
Check oil reclaim strainers.
Check ACTUAL SUPERHEAT in OVERRIDE
screen.
- 19XR,XRV 1
- 50/60 Hz 1
- CONTENTS 2
- CONTENTS (cont) 3
- INTRODUCTION 4
- REAR VIEW 7
- FRONT VIEW 7
- MOTOR AND OIL COOLING CYCLE 8
- VFD COOLING CYCLE 8
- LUBRICATION CYCLE 8
- Summary — 8
- STARTING EQUIPMENT 9
- Fig. 4 — Lubrication System 10
- Fig. 5 — Gerotor Oil Pump 10
- MANUAL RESET 13
- OPTIONAL 13
- 55.1 44.1 40.7 17
- 85.0 95.0 98.1 17
- 21.8 132.9 93 17
- LEGEND 22
- CCN — Carrier Comfort Network 22
- 0.1-3.0 SP_HIGH 26
- 0.1-3.0 SP_HIGH 1.0 36
- 1-5 OFF_SEL 3 36
- ECW-10 sec 43
- Error, Gain = 1 43
- Error, Gain = 3 43
- Table 7 — Capacity Overrides 50
- Fig. 27) — 56
- START-UP/SHUTDOWN/ 62
- RECYCLE SEQUENCE (Fig. 30) 62
- Local Start-Up — 62
- Temperature (F) 68
- Temperature (C) 68
- VFD ENCLOSURE 75
- NAMEPLATE 75
- CHILLER ID NAMEPLATE — 75
- VFD-EQUIPPED CHILLER 75
- • Surge/ HGBP Deadband = 1 79
- ΔT increase 80
- Delta Tsat 81
- ALARM CONTROL 82
- ALARM ROUTING 82
- LIQUID LINE 85
- Fig. 46 — Refrigeration Log 91
- VALVE 1a1b2345671011 95
- CONDITION C C C C 95
- CONDITION CCCCCCCCC 95
- LEGEND TO TABLES 17A-17K 101
- E. START-UP IN PROGRESS 103
- F. N O R M A L RU N 103
- G. NORMAL RUN WITH OVERRIDES 104
- H. OUT-OF-RANGE SENSOR ALARMS 105
- J. CHILLER ALERTS 109
- J. CHILLER ALERTS (cont) 110
- K. ISM ALARMS 112
- K. ISM ALARMS (cont) 113
- Control Modules 117
- Notes on Module Operation 118
- INTEGRATED STARTER MODULE 119
- LOADER BAR 121
- INDICATOR 121
- WASHER (S) 121
- Table 27 — Motor Voltage Code 140
- LOW SPEED SHAFT THRUST DISK 142
- COMPRESSOR, TRANSMISSION AREA 142
- "ON" 154
- "OFF" 154
- "OFF " 155
- LEGEND FOR FIG. 69 165
- STATUS VPFSTAT 174
- APPENDIX B — LEAD/LAG WIRING 177
- 10's 182
- 1's 182
- — The LEDs indicate if the 186
- Table G — Network Points List 187
- INITIAL START-UP CHECKLIST 191
- *If yes, determine cause 192
- CERTIFIED DRAWINGS) 192
- 0.1 to 3.0 197
- 1 to 5 3 198
- CCN LOCAL RESET MENU 205
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