Table 9 — LID Primary and Secondary Messages and CustomAlarm/Alert Messages
with Troubleshooting Guides (cont)
C. IN RECYCLE SHUTDOWN
PRIMARYMESSAGE SECONDARYMESSAGE PROBABLE CAUSE/REMEDY
RECYCLE RESTARTPENDING OCCUPIED MODE Unit in recycle mode, chilled water temperature is not
high enough to start.
RECYCLE RESTARTPENDING REMOTE CONTACTCLOSED Unit in recycle mode, chilled water temperature is not
high enough to start.
RECYCLE RESTARTPENDING STARTCOMMAND IN EFFECT ChillerSTART/STOP on Status01 manually forced to
start, chilled water temperature is not high enough to
start.
RECYCLE RESTARTPENDING ICE BUILD MODE Chiller in ICE BUILD mode. Chilled Water/BrineTem-
perature is satisfied for Ice Build Setpoint temperature.
D. PRE-STARTALERTS:These alerts only delay start-up. When alert is corrected, the start-up will continue. No reset is necessary.
PRIMARYMESSAGE SECONDARYMESSAGE ALARM MESSAGE/PRIMARY CAUSE ADDITIONAL CAUSE/REMEDY
PRESTARTALERT STARTSLIMIT EXCEEDED STARTS EXCESSIVE Compressor
Starts (8 in 12 hours)
Depress the RESET softkey if addi-
tional start is required. Reassess
start-up requirements.
PRESTARTALERT HIGHMOTOR TEMPERATURE MTRW [VALUE]*exceeded limit of
[LIMIT]*. Check motor temperature.
Check motor cooling line for proper
operation. Check for excessive
starts within a short time span.
PRESTARTALERT HIGHBEARING TEMPERATURE MTRB [VALUE]*exceeded limit of
[LIMIT]*. Check thrust bearing
temperature.
Check oil heater for proper opera-
tion, check for low oil level, partially
closed oil supply valves, etc. Check
sensor accuracy.
PRESTARTALERT HIGHDISCHARGE TEMP CMPD [VALUE]*exceeded limit of
[LIMIT]*. Check discharge temperature.
Check sensor accuracy.Allow dis-
charge temperature to cool. Check
for excessive starts.
PRESTARTALERT LOWREFRIGERANT TEMP ERT [VALUE]*exceeded limit of
[LIMIT]*. Check refrigerant temperature.
Check transducer accuracy.Check
for low chilled water/brine supply
temperature.
PRESTARTALERT LOWOIL TEMPERATURE OILT[VALUE]* exceeded limit of
[LIMIT]*. Check oil temperature. Check oil heater power,oil heater
relay.Check oil level.
PRESTARTALERT LOWLINE VOLTAGE V P [VALUE]* exceeded limit of
[LIMIT]*. Check voltage suppy.
Check voltage supply.Check volt-
age transformers. Consult power
utility if voltage is low.Adjust voltage
potentiometer in starter for SMM
voltage input.
PRESTARTALERT HIGHLINE VOLTAGE V P[VALUE]* exceeded limit of
[LIMIT]*. Check voltage supply.
Check voltage supply.Check volt-
age transformers. Consult power
utility if voltage is low.Adjust voltage
potentiometer in starter for SMM
voltage input.
PRESTARTALERT HIGHCONDENSER PRESSURE CRP [VALUE]* exceeded limit of
[LIMIT]*. Check condenser water and
transducer.
Check for high condenser water
temperature. Check transducer
accuracy.
*[LIMIT]is shown on the LID as temperature, pressure, voltage, etc., predefined or selected by the operator as an override or an alert. [VALUE] is
the actual temperature, pressure, voltage, etc., at which the control tripped.
E. NORMAL OR AUTO.-RESTART
PRIMARYMESSAGE SECONDARYMESSAGE PROBABLECAUSE/REMEDY
STARTUPIN PROGRESS OCCUPIEDMODE Chiller starting. Time schedule is occupied.
STARTUPIN PROGRESS REMOTECONTACT CLOSED Chiller starting. Remote contacts are closed.
STARTUPIN PROGRESS STARTCOMMAND IN EFFECT Chiller starting. Chiller START/STOPon Status01 manu-
ally forced to start.
AUTORESTARTIN PROGRESS OCCUPIED MODE Chiller starting. Time schedule is occupied.
AUTORESTARTIN PROGRESS REMOTE CONTACT CLOSED Chillerstarting. Remote contacts are closed.
AUTORESTARTIN PROGRESS START COMMAND IN EFFECT Chiller starting. Chiller START/STOP on Status01 manu-
ally forced to start.
NOTE: See Legend on page 68.
69