Graco Reactor 2 Repair Parts page 29

Error Location
Error Error Location Location
Heater A
T2DA
T2DB Heater B
T2DH Hose
334946J
Type Description
Type Type Description Description
Low Temperature A
Low Temperature B
Low Temperature
Hose
Cause Cause Cause Solution
Solution Solution
Flow is too Use a smaller mix
high at current chamber that is rated
setpoint for the unit in use. If
recirculating, decrease
flow or decrease
temperature setpoint.
Bad RTD or bad Swap A and B heater
RTD placement output cables and RTD
against heater cables and see if issue
follows. If so, replace
RTD.
Bad heater Confirm resistance of
element
heater. Heater resistance
should be 9-12 Ω for 10
kW systems and 6-8 Ω
for 15 kW systems. If
out of tolerance, replace
heater element.
Loose heater Check for loose heater
wires element wires.
Flow is too Use a smaller mix
high at current chamber that is rated
setpoint for the unit in use. If
recirculating, decrease
flow or decrease
temperature setpoint.
Bad RTD or bad Swap A and B heater
RTD placement output cables and RTD
against heater cables and see if issue
follows. If so, replace
RTD.
Bad heater Confirm resistance of
element heater. Heater resistance
should be 9-12 Ω for 10
kW systems and 6-8 Ω
for 15 kW systems. If
out of tolerance, replace
heater element.
Loose heater Check for loose heater
wires element wires.
Flow is too Use a smaller mix
high at current chamber that is rated
setpoint for the unit in use. If
recirculating, decrease
flow or decrease
temperature setpoint.
Cold chemical Recirculate heated
in unheated chemical back to drum
portion of system in cold conditions before
passed hose FTS startup.
at startup
Troubleshooting
29