CG-SVU02C-E450
Diagnostics
Diagnostic Name Affects
Ta r g e t
Severity Persistence Active
Modes
[Inactive
Modes]
Criteria Reset
Level
Starter 2A Comm
Loss: MP
Circuit Immediate Latch All Starter has had a loss of communication with the MP
for a 15 second period.
Local
Comm Loss: Local
BAS Interface
Chiller Info NonLatch All Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Use last valid BAS setpoints.
Diagnostic is cleared when successful communication
is established with the LonTalk LLID (LCIC) or BacNet
LLID (BCIC).
Remote
Comm Loss: Op
Status Programmable
Relays
None Info Latch All Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Starter
Panel High
Temperature Limit ,
Compressor 1A
None Info Latch All Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Local
Comm Loss:
Condenser Rfgt
Pressure Output
Chiller Info Latch All Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Cond
Head Press Cntrl
Output
Chiller Immediate Latch All Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Chiller %
RLA Output
Chiller Info Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Fan
Inverter Fault,
Circuit #1
Circuit
(fan
control)
Special Mode (or in
single fan deck:
Circuit Immediate
shutdown)
Latch (or in
single fan
deck:Latch)
All
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. For
single fan deck configurations, this diagnostic causes a
latching circuit shutdown
Remote
Comm Loss: Fan
Inverter Fault,
Circuit #2
Circuit
(fan
control)
Special Mode (or in
single fan deck:
Circuit Immediate
shutdown)
Latch (or in
single fan
deck:Latch)
All
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. For
single fan deck configurations, this diagnostic causes a
latching circuit shutdown
Remote
Comm Loss: Fan
Inverter Speed
Command,
Circuit #1
Circuit
(fan
control)
Special Mode (or in
single fan deck:
Circuit Immediate
shutdown)
Latch (or in
single fan
deck:Latch)
All
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. For
single fan deck configurations, this diagnostic causes a
latching circuit shutdown
Remote
Comm Loss: Fan
Inverter Speed
Command,
Circuit #2
Circuit
(fan
control)
Special Mode (or in
single fan deck:
Circuit Immediate
shutdown)
Latch (or in
single fan
deck:Latch)
All
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. For
single fan deck configurations, this diagnostic causes a
latching circuit shutdown
Remote
Comm Loss: Fan
Control Relays,
Circuit #1
Circuit Normal Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Fan
Control Relays,
Circuit #2
Circuit Normal Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Ext Noise
Setback Command
None Info Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss: Noise
Setback Relay
None Info Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
Comm Loss:
Evaporator Off-cycle
Freeze Protection
Relay
None Info Latch All
Continual loss of communication between the MP and
the Functional ID has occurred for a 30 second period.
Remote
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