Repair
4.Acceptorcancelthehosecalibration.
NOTE: NOTE:
NOTE:
Atemperatureestimatewillbedisplayed
ifthesystemwasabletomeasurethehosewire
resistance.
Repair Repair
Repair
Circuit Circuit
Circuit
Breaker Breaker
Breaker
Module Module
Module
1.FollowBeforeBeginningRepair,page50.
2.Usinganohmmeter,checkforcontinuityacross
thecircuitbreaker(toptobottom).Ifnocontinuity,
tripthebreaker,reset,andretest.Iftherestillis
nocontinuity,replacethebreakerasfollows:
a.RefertoElectricalSchematics,page102.
b.PerformShutdown,page48.
c.Refertothecircuitbreakeridentió°˜°cationtable
andelectricaldiagrams.
d.Loosenthescrewsconnectingthewires
tothecircuitbreakerthatwillbereplaced.
Disconnectwires.
e.Pullthelockingtabout1/4in.(6mm)and
pullcircuitbreakerawayfromthedinrail.
Installthenewcircuitbreaker.Insertwires
andtightendownallscrews.
Table Table
Table
4 4
4
H H
H
- -
-
30, 30,
30,
H H
H
- -
-
XP2 XP2
XP2
Circuit Circuit
Circuit
Breakers Breakers
Breakers
Ref. Ref.
Ref.
Size Size
Size
Component Component
Component
Part Part
Part
853(CB11)
50A,1poleHeated
Hose
17A319
854(CB12)
20A,2poleMotor17A314
855(CB13)
40A,2poleHeaterA17A317
855(CB14)
40A,2poleHeaterB17A317
855(CB15)
40A,2poleTrans-
formerPri-
mary
17A317
Table Table
Table
5 5
5
H H
H
- -
-
40, 40,
40,
H H
H
- -
-
50, 50,
50,
H H
H
- -
-
XP3 XP3
XP3
Circuit Circuit
Circuit
Breakers Breakers
Breakers
Ref. Ref.
Ref.
Size Size
Size
Component Component
Component
Part Part
Part
853(CB11)
50A,1
pole
HeatedHose17A319
859(CB12)
20A,3
pole
Motor
17G724
854(CB13)
60A,2
pole
HeaterA
17G723
854(CB14)
60A,2
pole
HeaterB
17G723
855(CB15)
40A,2
pole
Transformer
Primary
17A317
66 334946H