Carrier AquaEdge 19DV Controls Operation And Troubleshooting page 30

Two-stage high-efficiency semi-hermetic centrifugal liquid chillers with pic6 controls
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DESCRIPTION
ALERT CODE
OF ALARM TEXT
Process Alert –
ALT-166
Condenser
Flushing
Process Alert –
ALT-167
Customer Alert
Process Alert -
ALT-169
High Evaporator
Pressure
Master Slave
Alert - Master
ALT-170
Slave Same
Address
Master Slave
ALT-171
Alert - Conflict
SW Version
Master Slave
Alert - Conflict
ALT-172
Cooling Heating
Mode
Master Slave
Alert - Incorrect
ALT-173
Slave Control
Type
Master Slave
ALT-174
Alert - Slave
Tripout
Master Slave
Alert - Incorrect
ALT-175
Master Control
Type
Master Slave
Alert - No
ALT-176
Communication
Master / Slave
Master Slave
Alert - Master
ALT-179
CCN Write
Rejection
Master Slave
ALT-180
Alert - Slave
address not slave
Loss
ALT-181
Communication
with AHF GDCB 1
Loss
ALT-182
Communication
with AHF GDCB 2
Loss
ALT-183
Communication
with AHF GDCB 3
Loss
ALT-184
Communication
with AHF GDCB 4
AHF GDCB 1
ALT-185
Start Failure
AHF GDCB 2
ALT-186
Start Failure
AHF GDCB 3
ALT-187
Start Failure
AHF GDCB 4
ALT-188
Start Failure
*
This Alert table is not specific to 19DV. References to oil are not as-
sociated with 19DV product.
Table 15 — PIC6 Alert Codes* (cont)
ACTION TAKEN BY
RESET TYPE
THE CONTROL
Automatic
Alert Relay is ON
Automatic
Alert Relay is ON
Automatic
Alert Relay is ON
Master slave work
Manual
independent
Master slave work
Manual
independent
Master slave work
Manual
independent
Master slave work
Manual
independent
Manual.
Master slave work
automatic in
independent
Master side
Master slave work
Manual
independent
Master slave work
Automatic
independent
Master slave work
Manual
independent
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
Manual
Alert Relay is ON
POSSIBLE CAUSE
Flush condenser
Check Customer Alert input contact
Check evaporator pressure sensor input and check evaporator pressure
override configurations
Check master slave address configurations
Check master slave SW version number
Check master slave cooling heating selection
Check slave control type
Check slave chiller alarms
Check master control type
Check communication between master and slave, wiring, etc.
Check CCN communication, hardware and software
Check master slave configurations
Check the communication configurations between the main control
board and GDCB1 board, and the cables, etc.
Check the communication configurations between the main control
board and GDCB2 board, and the cables, etc.
Check the communication configurations between the main control
board and GDCB3 board, and the cables, etc.
Check the communication configurations between the main control
board and GDCB4 board, and the cables, etc.
Check AHF GDCB board 1 and the related configurations
Check AHF GDCB board 2 and the related configurations
Check AHF GDCB board 3 and the related configurations
Check AHF GDCB board 4 and the related configurations
30

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