Graco Reactor 2 H-XP3

Troubleshooting
Error Error
Error
Location Location
Location
Type Type
Type
Description Description
Description
Cause Cause
Cause
Solution Solution
Solution
Hoseportion
exposedtoan
excessiveheat
source,likehot
sunorcoiled
hose,canpass
󰘱uidmorethan
27°F(15°C)over
hosetemperature
settingtotheFTS.
Shadeexposedhosefrom
hotsunorexposeFTSto
sameenvironmentwhen
atrest.Uncoilentirehose
beforeheatingtoavoid
self-heating.
SettingtheAor
Bsetpointmuch
higherthanhose
setpointcancause
󰘱uidmorethan
27°F(15°C)over
hosetemperature
settingtoreachthe
FTS.
Increasehosesetpoint
soitisclosertoAandB
setpoints.
T4DHHoseHighTemperature
Hose
Coldambient
temperatureis
causinghoseto
heat
Coldambienttemperature
ischillingtheFTSand
causinghoseheattostay
onlongerthanneeded.
InsulatetheFTSareaofthe
hosesothatitheatsatthe
samerateastherestofthe
hose.
Overtemperature
switchsenseda
󰘱uidtemperature
above230°F
(110°C).
Heaterwasdeliveredtoo
muchpower,causingthe
overtemperatureswitchto
open.RTDisnotreading
properly.Aftertheheater
coolsdown,replaceRTD.
Switchclosesandtheerror
canbeclearedwhenthe
heatertemperaturefalls
below190°F(87°C).
Disconnected
orloose
overtemperature
switch
cable/connection.
Ifheaterisnotactually
overtemperature,check
allwiringandconnections
betweentheTCMandthe
overtemperatureswitches.
T4EAHeaterAHighTemperature
SwitchA
Overtemperature
switchfailedinthe
openposition.
Replaceovertemperature
switch.
334946C 31