Graco Reactor 2 H-30 - Repair Heated Hose

Repair
Repair Repair
Repair
Heated Heated
Heated
Hose Hose
Hose
Refertotheheatedhosemanual309572forhose
replacementparts.
Check Check
Check
Hose Hose
Hose
Wires Wires
Wires
1.PerformShutdown,page48.
NOTE: NOTE:
NOTE:
Whiphosemustbeconnected.
2.Removecover(CV).
3.DisconnectsystemwiresfromtheReactor.
4.Disconnecthosewires(HW)fromterminalblock
(TB),seeFig3.
5.Usinganohmmeter,checkbetweenthehose
wires(HW).Thereshouldbecontinuity.
6.Ifhosefailstest,retestateachlengthofhose
fromthesystemouttothegun,includingwhip
hose,untilfailureisisolated.
7.Reconnectwiresandinstallcover(CV).
Check Check
Check
RTD RTD
RTD
Cables Cables
Cables
and and
and
FTS FTS
FTS
1.PerformShutdown,page48.
2.DisconnectRTDcable(C)atReactor(SC).
3.TestwithanohmmeterbetweenpinsofM8cable
connectorC.
NOTE: NOTE:
NOTE:
Donottouchouterringwithtestprobe
whilemeasuringresistance.
M8 M8
M8
Connector Connector
Connector
Pins Pins
Pins
Resistance Resistance
Resistance
3to1
SeeRTDResistance
vs.Temperature,
page63.
3to4
SeeRTDResistance
vs.Temperature,
page63.
1to40.2-0.4ohmsatthe
FTS(each50ftcable
adds2.5ohms)
2toany
in󰘰nity(open)
4.Retestateachlengthofhose,includingwhip
hose,untilfailureislocated.
5.IftheFTSisnotreadingproperlyattheendof
thehose,connectFTSdirectlytoRTDcable(C)
atthemanifold.
6.IftheFTSreadsproperlyatthemanifoldbut
notattheendofthehose,checkcable(C)
connections.Verifytheyaretight.
HeatedHose
Figure8
NOTE: NOTE:
NOTE:
Toassistintakingreadings,orderRTD
TestKit24N365.Kitincludestwocables:one
cablewithacompatiblefemaleM8connector
andanothercablewithamaleM8connector.
Bothcableshavestrippedwireattheotherend
foreasytestprobeaccess.
Pins Pins
Pins
/ /
/
Wire Wire
Wire
Color Color
Color
Result Result
Result
3to1/browntoblue
SeeRTDResistance
vs.Temperature,
page63.
3to4/bluetoblack
SeeRTDResistance
vs.Temperature,
page63.
1to4/browntoblack0.2-0.4ohmsatthe
FTS(each50ftcable
adds2.5ohms)
2toany/N/A
in󰘰nity(open)
62 334946H