Graco Reactor 2 H-XP3

Troubleshooting
Error Error
Error
Location Location
Location
Type Type
Type
Description Description
Description
Cause Cause
Cause
Solution Solution
Solution
Coldambient
temperatureis
causinghoseto
heat
Coldambient
temperatureischilling
theFTSandcausinghose
heattostayonlonger
thanneeded.Insulate
theFTSareaofthehose
sothatitheatsatthe
samerateastherestof
thehose.
Overtemperature
switchsenseda
uidtemperature
above230°F
(110°C)
Heaterwasdeliveredtoo
muchpower,causingthe
overtemperatureswitch
toopen.RTDisnot
readingproperly.After
theheatercoolsdown,
replaceRTD.Switch
closesandtheerrorcan
beclearedwhenthe
heatertemperaturefalls
below190°F(87°C).
Disconnected
orloose
overtemperature
switch
cable/connection
Ifheaterisnotactually
overtemperature,
checkallwiringand
connectionsbetween
theTCMandthe
overtemperature
switches.
T4EAHeaterA
HighTemperature
SwitchA
Overtemperature
switchfailedin
theopenposition
Replacetheovertemper-
atureswitch.
Overtemperature
switchsenseda
uidtemperature
above230°F
(110°C)
Heaterwasdeliveredtoo
muchpower,causingthe
overtemperatureswitch
toopen.RTDisnot
readingproperly.After
theheatercoolsdown,
replaceRTD.Switch
closesandtheerrorcan
beclearedwhenthe
heatertemperaturefalls
below190°F(87°C).
Disconnected
orloose
overtemperature
switch
cable/connection
Ifheaterisnotactually
overtemperature,
checkallwiringand
connectionsbetween
theTCMandthe
overtemperature
switches.
T4EBHeaterB
HighTemperature
SwitchB
Overtemperature
switchfailedin
theopenposition
Replacetheovertemper-
atureswitch.
32
334946J