Error
Error
Error
Location
Location
Location
Type
Type
Type
Description
Description
Description
Cause
Cause
Cause
Solution
Solution
Solution
Bad RTD or bad
RTD placement
against heater.
Swap A and B heater output
cables and RTD cables and
see if issue follows. If so,
replace RTD.
Bad heater
element.
Confirm resistance of
heater. Heater resistance
should be 9-12 Ω for 10 kW
systems, 6-8 Ω for 15 kW
systems, 4–6 Ω for 20 kW
systems. If out of tolerance,
replace heater element.
Loose heater
wires.
Check for loose heater
element wires.
T8DA
Heater A
No Temperature
Rise A
Started spraying
before heater
reached operating
temperature.
Wait until operating
temperature has been
reached before spraying or
recirculating.
Bad RTD or bad
RTD placement
against heater.
Swap A and B heater output
cables and RTD cables and
see if issue follows. If so,
replace RTD.
Bad heater
element.
Confirm resistance of
heater. Heater resistance
should be 9-12 Ω for 10 kW
systems, 6-8 Ω for 15 kW
systems, 4–6 Ω for 20 kW
systems. If out of tolerance,
replace heater element.
Loose heater
wires.
Check for loose heater
element wires.
T8DB
Heater B
No Temperature
Rise B
Started spraying
before heater
reached operating
temperature.
Wait until operating
temperature has been
reached before spraying or
recirculating.
T8DH
Hose
No Temperature
Rise Hose
Started spraying
before heater
reached operating
temperature.
Wait until operating
temperature has been
reached before spraying or
recirculating.
V1IT
TCM
Low Voltage CAN
Bad 24 VDC power
supply.
Check voltage of power
supply. Voltage should
be 23-25 VDC. If out of
tolerance, replace power
supply.
V2IT
TCM
Low Voltage CAN
Bad 24 VDC power
supply.
Check voltage of power
supply. Voltage should
be 23-25 VDC. If out of
tolerance, replace power
supply.
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