Icvc Alert Codes - Carrier 19XRV Start-Up And Service Instructions

PRE-START ALERTS: These alerts only delay start-up. When alert is corrected, the start-up will continue. No reset is
necessary.
ICVC FAULT PRIMARY
STATE MESSAGE
100 PRESTART
ALERT
101 PRESTART
ALERT
102 PRESTART
ALERT
103 PRESTART
ALERT
104 PRESTART
ALERT
105 PRESTART
ALERT
106 PRESTART
ALERT
107 PRESTART
ALERT
108 PRESTART
ALERT
109 PRESTART
ALERT
110 PRESTART
ALERT
111 PRESTART
ALERT
*[LIMIT] is shown on the ICVC as temperature, pressure, voltage, etc., predefined or selected by the operator as an override or an alert. [VALUE] is
the actual pressure, temperature, voltage, etc., at which the control tripped.
Table 4 — ICVC Alert Codes
SECONDARY
PRIMARY CAUSE
MESSAGE
STARTS LIMIT 100Excessive compressor starts
EXCEEDED (8 in 12 hours).
HIGH BEARING 101Comp Thrust Brg Temp [VALUE]
TEMPERATURE exceeded limit of [LIMIT]*.
HIGH MOTOR 102Comp Motor Winding Temp
TEMPERATURE [VALUE] exceeded limit of [LIMIT]*.
HIGH 103Comp Discharge Temp [VALUE]
DISCHARGE exceeded limit of [LIMIT]*.
TEMP
LOW 104Evaporator Refrig Temp [VALUE]
REFRIGERANT exceeded limit of [LIMIT]*.
TEMP
LOW OIL 105Oil Sump Temp [VALUE]
TEMPERATURE exceeded limit of [LIMIT]*.
HIGH 106Condenser Pressure [VALUE]
CONDENSER exceeded limit of [LIMIT]*.
PRESSURE
LOW LINE 107Percent Line Voltage [VALUE]
VOLTAGE exceeded limit of [LIMIT]*.
HIGH LINE 108Percent Line Voltage [VALUE]
VOLTAGE exceeded limit of [LIMIT]*.
GUIDE VANE 109Actual Guide Vane Pos
CALIBRATION Calibration Required Before Startup.
HIGH 110Rectifier Temperature [VALUE]
RECTIFIER exceeded limit of [LIMIT]*.
TEMP
HIGH 111Inverter Temperature [VALUE]
INVERTER exceeded limit of [LIMIT]*.
TEMP
Depress the RESET softkey if additional start
is required. Reassess start-up requirements.
Check oil heater for proper operation.
Check for low oil level, partially closed oil sup-
ply valves, clogged oil filters.
Check the sensor wiring and accuracy.
Check Comp Thrust Brg Alert setting in
SETUP1 screen.
Check motor sensors for wiring and accuracy.
Check motor cooling line for proper operation,
or restrictions.
Check for excessive starts within a short time
span.
Check Comp Motor Temperature Override
setting in SETUP1 screen.
Allow discharge sensor to cool.
Check sensor wiring and accuracy.
Check for excessive starts.
Check Comp Discharge Alert setting in
SETUP1 screen.
Check transducer wiring and accuracy.
Check for low chilled fluid supply
temperatures.
Check refrigerant charge.
Check Refrig Override Delta T in SETUP1
screen.
Check oil heater contactor/relay and power.
Check oil level and oil pump operation.
Check transducer wiring and accuracy.
Check for high condenser water
temperatures.
Check high condenser pressure switch wiring.
Check voltage supply.
Check voltage transformers and switch gear.
Consult power utility if voltage is low.
Check voltage supply.
Check power transformers.
Consult power utility if voltage is high.
Press STOP button on ICVC and perform
Guide Vane Calibration in Controls Test
screen.
Check guide vane actuator feedback
potentiometer.
Check that VFD refrigerant isolation valves
are open.
Check VFD refrigerant cooling solenoid and
refrigerant strainer.
Check for proper VFD cooling fan operation
and blockage.
Check that VFD refrigerant isolation valves
are open.
Check VFD refrigerant cooling solenoid and
refrigerant strainer.
Check for proper VFD cooling fan operation
and blockage.
11
ADDITIONAL CAUSE/REMEDY