Carrier 17EX Air Conditioner User Manual


 
LEGEND FOR TABLE 12, A - N
1CR AUX Compressor Start Contact
CA P
Compressor Current
CCN Carrier Comfort Network
CDFL Condenser Water Flow
CHIL S S
Chiller Start/Stop
CHW Chilled Water
CMPD Discharge Temperature
CRP Condenser Pressure
ERT Evaporator Refrigerant Temperature
EVFL Chilled Water Flow
GV TRG
Target Guide Vane Position
LED Light-Emitting Diode
LID Local Interface Device
MTRB Bearing Temperature
MTRW Motor Winding Temperature
OILPD Oil Pressure
OILT Oil Sump Temperature
PIC Product Integrated Control
PRS TRIP
Pressure Trip Contact
PSIO Processor Sensor Input/Output Module
RLA Rated Load Amps
RUN AUX
Compressor Run Contact
SMM Starter Management Module
SPR PL
Spare Protective Limit Input
STR FLT
Starter Fault
TXV Thermostatic Expansion Valve
VP
Line Voltage: Percent
V REF
Voltage Reference
Table 12 LID Primary and Secondary Messages and Custom Alarm/Alert Messages
with Troubleshooting Guides
A. SHUTDOWN WITH ON/OFF/RESET-OFF
PRIMARY MESSAGE SECONDARY MESSAGE PROBABLE CAUSE/REMEDY
MANUALLY STOPPED — PRESS CCN OR LOCAL TO START
PIC in OFF mode, press the CCN or local softkey to
start unit.
TERMINATE PUMPDOWN MODE TO SELECT CCN OR LOCAL
Enter the CONTROL TEST table and select
TERMINATE LOCKOUT
to unlock compressor.
SHUTDOWN IN PROGRESS COMPRESSOR UNLOADING Chiller unloading before shutdown due to soft/stop feature.
SHUTDOWN IN PROGRESS COMPRESSOR DEENERGIZED
Chillercompressorisbeing commandedtostop.Waterpumpsaredeen-
ergized within one minute.
ICE BUILD OPERATION COMPLETE Chiller shutdown from Ice Build operation.
B. TIMING OUT OR TIMED OUT
PRIMARY MESSAGE SECONDARY MESSAGE PROBABLE CAUSE/REMEDY
READY TO START IN XX MIN UNOCCUPIED MODE
Time schedule for PIC is unoccupied.
Chillers will start only when occupied.
READY TO START IN XX MIN REMOTE CONTACTS OPEN Remote contacts have stopped chiller. Close contacts to start.
READY TO START IN XX MIN STOP COMMAND IN EFFECT
Chiller START/STOP on STATUS01 manually forced to stop. Re-
lease value to start.
READY TO START IN XX MIN RECYCLE RESTART PENDING Chiller in recycle mode.
READY TO START UNOCCUPIED MODE
Time schedule for PIC is unoccupied. Chiller will start when occu-
pied. Make sure the time and date have been set on the
SERVICE menu.
READY TO START REMOTE CONTACTS OPEN Remote contacts have stopped chiller. Close contacts to start.
READY TO START STOP COMMAND IN EFFECT
Chiller START/STOP on STATUS01 manually forced to stop. Re-
lease value to start.
READY TO START IN XX MIN REMOTE CONTACTS CLOSED Chiller timer counting down unit. Ready for start.
READY TO START IN XX MIN OCCUPIED MODE Chiller timer counting down unit. Ready for start.
READY TO START REMOTE CONTACTS CLOSED Chiller timers complete, unit start will commence.
READY TO START OCCUPIED MODE Chiller timers complete, unit start will commence.
STARTUP INHIBITED LOADSHED IN EFFECT CCN loadshed module commanding chiller to stop.
READY TO START IN XX MIN START COMMAND IN EFFECT
Chiller START/STOP on STATUS01 has been manually forced to
start. Chiller will start regardless of time schedule or remote contact
status.
C. IN RECYCLE SHUTDOWN
PRIMARY MESSAGE SECONDARY MESSAGE PROBABLE CAUSE/REMEDY
RECYCLE RESTART PENDING OCCUPIED MODE
Unit in recycle mode, chilled water temperature is not high enough
to start.
RECYCLE RESTART PENDING REMOTE CONTACT CLOSED
Unit in recycle mode, chilled water temperature is not high enough
to start.
RECYCLE RESTART PENDING START COMMAND IN EFFECT
Chiller START/STOP on STATUS01 manually forced to start, chilled
water temperature is not high enough to start.
RECYCLE RESTART PENDING ICE BUILD MODE
Chiller in ICE BUILD mode. Chilled water/brine temperature is satis-
fied for
ICE BUILD SETPOINT
temperature.
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