Filter
Top Products
RTAC-SVX01F-EN 127
Diagnostics
69F Comm Loss: Evap Oil Return
Valve, Cprsr 2B
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
5E4 Comm Loss: Evaporator
Entering Water Temperature
Special
Mode
Latch Same as Comm Loss: Chilled Water Flow Switch Remote
5E3 Comm Loss: Evaporator
Leaving Water Temperature
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
6BB Comm Loss: Evaporator Rfgt
Drain Valve - Ckt 1
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
6BC Comm Loss: Evaporator Rfgt
Drain Valve - Ckt 2
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
688 Comm Loss: Evaporator Rfgt
Liquid Level, Circuit #1
Immediate Latch Same as Comm Loss: Chilled Water Flow Switch Remote
689 Comm Loss: Evaporator Rfgt
Liquid Level, Circuit #2
Immediate Latch Same as Comm Loss: Chilled Water Flow Switch Remote
5F0 Comm Loss: Evaporator Rfgt
Pressure, Circuit #1
Immediate Latch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. Note: This diagnostic is
replaced by diagnostic 5FB below with Rev 15.0
Remote
5F1 Comm Loss: Evaporator Rfgt
Pressure, Circuit #2
Immediate Latch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. Note: This diagnostic is
replaced by diagnostic 5FD below with Rev 15.0
Remote
5F8 Comm Loss: Evaporator
Water Pump Control
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
5DD Comm Loss: External Auto/
Stop
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
5E9 Comm Loss: External Chilled
Water Setpoint
Special
Mode
NonLatch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. Chiller shall discontinue use of
the External Chilled Water Setpoint source and revert to the next higher
priority for setpoint arbitration
Remote
5DF Comm Loss: External Circuit
Lockout, Circuit #1
Special
Mode
Latch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. MP will nonvolatily hold the
lockout state (enabled or disabled) that was in effect at the time of
comm loss.
Remote
5E0 Comm Loss: External Circuit
Lockout, Circuit #2
Special
Mode
Latch Same as Comm Loss: External Circuit Lockout, Circuit #1 Remote
5EA Comm Loss: External Current
Limit Setpoint
Special
Mode
NonLatch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. Chiller shall discontinue use of
the External Current limit setpoint and revert to the next higher priority
for Current Limit setpoint arbitration
Remote
680 Comm Loss: Fan Control
Circuit #1, Stage #1
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
681 Comm Loss: Fan Control
Circuit #1, Stage #2
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
682 Comm Loss: Fan Control
Circuit #1, Stage #3
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
683 Comm Loss: Fan Control
Circuit #1, Stage #4
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
684 Comm Loss: Fan Control
Circuit #2, Stage #1
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
685 Comm Loss: Fan Control
Circuit #2, Stage #2
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
686 Comm Loss: Fan Control
Circuit #2, Stage #3
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
687 Comm Loss: Fan Control
Circuit #2, Stage #4
Normal Latch Same as Comm Loss: Chilled Water Flow Switch Remote
68C Comm Loss: Fan Inverter
Fault, Circuit #1 or Circuit #1,
Drive 1
Special
Mode
Latch Continual loss of communication between the MP and the Functional
ID has occurred for a 30 second period. Operate the remaining fans as
fixed speed fan deck.
Remote
68D Comm Loss: Fan Inverter
Fault, Circuit #1, Drive 2
Special
Mode
Latch Same as Comm Loss: Fan Inverter Fault, Circuit #1 or Circuit #1,
Drive 1
Remote
69A Comm Loss: Fan Inverter
Fault, Circuit #2 or Circuit #2,
Drive 1
Special
Mode
Latch Same as Comm Loss: Fan Inverter Fault, Circuit #1 or Circuit #1,
Drive 1
Remote
69B Comm Loss: Fan Inverter
Fault, Circuit #2, Drive 2
Special
Mode
Latch Same as Comm Loss: Fan Inverter Fault, Circuit #1 or Circuit #1,
Drive 1
Remote
68A Comm Loss: Fan Inverter
Power, Circuit #1 or Circuit #1
Drive 1 and 2
Normal Latch Same as Comm Loss: Fan Inverter Fault, Circuit #1 or Circuit #1,
Drive 1
Remote
Hex
Code
Diagnostic Name
and Source
Severity Persis-
tence
Criteria Reset
Level