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Troubleshooting
313997A
83
A7A6
Red Blanket
Control Fault
Unexpected current to
heater/chiller
Alarm
Shorted Temperature
Control Module
If temperature rises for a zone that has been disabled,
replace Temperature Control Module
A7B5
Blue Blanket
Control Fault
Alarm
A7A3
Red Inline
Control Fault
Alarm
A7B1
Blue Inline
Control Fault
Alarm
A7A2
Red Hose
Control Fault
Alarm
A7B4
Blue Hose
Control Fault
Alarm
A7A7
Red Chiller
Control Fault
Alarm
A7B8
Blue Chiller
Control Fault
Alarm
V4A6
Red Blanket
Overvoltage
High line voltage
Alarm
Incoming line voltage is
too high
Measure voltage across disconnect switch. Voltage
should measure between 190 and 264 Vac.
V4B5
Blue Blanket
Overvoltage
Alarm
V4A3
Red Inline
Overvoltage
Alarm
V4B1
Blue Inline
Overvoltage
Alarm
V4A2
Red Hose
Overvoltage
Alarm
V4B4
Blue Hose
Overvoltage
Alarm
V4A7
Red Chiller
Overvoltage
Alarm
V4B8
Blue Chiller
Overvoltage
Alarm
T9C6
Red Blanket
Ctrl
Shutdown
PCB over temperature
Alarm
Overheated
Temperature Control
Module
Turn conditioning zone off. Wait a few minutes. If the
condition does not clear or regenerates consistently,
replace heater module
T9C5
Blue Blanket
Ctrl
Shutdown
Alarm
T9C3
Red Inline
Ctrl
Shutdown
Alarm
T9C1
Blue Inline
Ctrl
Shutdown
Alarm
T9C2
Red Hose Ctrl
Shutdown
Alarm
T9C4
Blue Hose
Ctrl
Shutdown
Alarm
T9C7
Red Chiller
Ctrl
Shutdown
Alarm
T9C8
Blue Chiller
Ctrl
Shutdown
Alarm
Error
Code
Error Name
Error Description
Error
Type
Cause
Solution