Carrier AquaEdge 19DV Controls Operation And Troubleshooting page 31
Two-stage high-efficiency semi-hermetic centrifugal liquid chillers with pic6 controls
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Also See for AquaEdge 19DV:
- Installation, operation and maintenance instructions (116 pages) ,
- Operation and troubleshooting (92 pages) ,
- Start-up, operation and maintenance instructions manual (88 pages)
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DESCRIPTION
ALARM CODE
OF ALARM TEXT
Sensor Fault -
ALM-200
Leaving Chilled
Water
Sensor Fault -
ALM-201
Entering Chilled
Water
Sensor Fault -
ALM-202
Leaving Cond
Water Temp
Sensor Fault -
ALM-203
Entering Cond
Water Temp
Sensor Fault -
ALM-204
Comp Discharge
Temp
Sensor Fault - Oil
ALM-205
Sump Temp
Sensor Fault - Oil
ALM-206
Supply Temp
Sensor Fault -
ALM-207
Evap Refrig
Liquid Temp
Sensor Fault -
Low Speed Motor
ALM-208
End Bearing
Temp
Sensor Fault -
Low Speed
ALM-209
Comp End
Bearing Temp
Sensor Fault -
High Speed
ALM-210
Motor End
Bearing Temp
Sensor Fault -
High Speed
ALM-211
Comp End
Bearing Temp
Sensor Fault -
ALM-212
Comp Motor
Winding 1 Temp
Sensor Fault -
ALM-213
Comp Motor
Winding 2Temp
Sensor Fault -
ALM-214
Comp Motor
Winding 3 Temp
Table 16 — PIC6 Alarm Codes*
ACTION TAKEN BY
RESET TYPE
THE CONTROL
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
Automatic if the
temperature
Unit shuts down.
measured by the
Alarm relay turns on.
sensor returns to
normal
POSSIBLE CAUSE
Check sensor resistance.
Check for proper wiring between LEAVING CHILLED WATER
Temperature Sensor and IOB connector. Check for disconnected,
grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Entering Chilled Water Sensor and
IOB connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Leaving Cond Water Temp Sensor
and IOB connector. Check for disconnected, grounded, or shorted
wiring.
Check sensor resistance.
Check for proper wiring between Entering Cond Water Temp Sensor
and IOB connector. Check for disconnected, grounded, or shorted
wiring.
Check sensor resistance.
Check for proper wiring between Comp Discharge Temp Sensor and
connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Oil Sump Temp Sensor and IOB
connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Oil Supply Temp Sensor and IOB
connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Evap Refrig Liquid Temp Sensor and
IOB connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Low Speed Motor End Bearing Temp
Sensor and IOB connector. Check for disconnected, grounded, or
shorted wiring.
Check sensor resistance.
Check for proper wiring between Low Speed Comp End Bearing Temp
2 Sensor and IOB connector. Check for disconnected, grounded, or
shorted wiring.
Check sensor resistance.
Check for proper wiring between High Speed Motor End Bearing Temp
Sensor and IOB connector. Check for disconnected, grounded, or
shorted wiring.
Check sensor resistance.
Check for proper wiring High Speed Comp End Bearing Temp Sensor
and IOB connector. Check for disconnected, grounded, or shorted
wiring.
Check sensor resistance.
Check for proper wiring between Compressor Motor Temp 1 Sensor and
IOB connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Compressor Motor Temp 2 Sensor and
IOB connector. Check for disconnected, grounded, or shorted wiring.
Check sensor resistance.
Check for proper wiring between Compressor Motor Temp 3 Sensor and
IOB connector. Check for disconnected, grounded, or shorted wiring.
31
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