Curtis Instruments 1236 - Troubleshooting Chart: Codes 35-43

#URTIS-ANUAL/3 

4ABLE 42/5",%3(//4).'#(!24CONTINUED
  02/'2!--%2,#$$)30,!9

#/$%

%&&%#4/&&!5,
4

0/33)",%#!53%

3%4#,%!2#/.$)4)/.3

$)!'./34)#342/5",%3(//4).'
  0$/PEN3HORT  /PENORSHORTONDRIVERLOAD 3ET0ROPORTIONALDRIVERPINISEITHER

3HUTDOWN0$

  $IRTYCONNECTORPINS OPENORSHORTED
    "ADCRIMPSORFAULTYWIRING #LEAR#ORRECTOPENORSHORTANDCYCLEDRIVER
  %NCODER&AULT  -OTORENCODERFAILURE 3ET-OTORENCODERPHASEFAILUREDETECTED

3HUTDOWN%-"RAKE
  "ADCRIMPSORFAULTYWIRING #LEAR#YCLE+3)
 3HUTDOWN4HROTTLE  3EE-ONITORMENUw-OTOR 
    -OTOR20-
  -OTOR/PEN  -OTORPHASEISOPEN 3ET-OTORPHASE56OR7DETECTED

3HUTDOWN-OTOR
  "ADCRIMPSORFAULTYWIRING OPEN
 3HUTDOWN-AIN#ONTACTOR #LEAR#YCLE+3)

3HUTDOWN%-"RAKE

  3HUTDOWN4HROTTLE

&ULL"RAKE


3HUTDOWN0UMP

  -AIN#ONTACTOR7ELDED  -AINCONTACTORTIPSAREWELDED 3ET*USTPRIORTOTHEMAINCONTACTOR

3HUTDOWN-OTOR
  CLOSED CLOSINGTHECAPACITORBANKVOLTAGE"
 3HUTDOWN-AIN#ONTACTOR  -OTORPHASE5OR6ISDISCONNECTED CONNECTIONTERMINALWASLOADEDFORA

3HUTDOWN%-"RAKE
  OROPEN SHORTTIMEANDTHEVOLTAGEDIDNOT

3HUTDOWN4HROTTLE
  !NALTERNATEVOLTAGEPATHSUCHASAN DISCHARGE

&ULL"RAKE
  EXTERNALPRECHARGERESISTORIS #LEAR#YCLE+3)

3HUTDOWN0UMP
  PROVIDINGACURRENTTOTHECAPACITOR 
    BANK"CONNECTIONTERMINAL
  -AIN#ONTACTOR$ID.OT#LOSE  -AINCONTACTORDIDNOTCLOSE 3ET7ITHTHEMAINCONTACTORCOMMANDED

3HUTDOWN-OTOR
  -AINCONTACTORTIPSAREOXIDIZED CLOSEDTHECAPACITORBANKVOLTAGE"
 3HUTDOWN-AIN#ONTACTOR  BURNEDORNOTMAKINGGOODCONTACT CONNECTIONTERMINALDIDNOTCHARGETO"

3HUTDOWN%-"RAKE
  %XTERNALLOADONCAPACITORBANK #LEAR#YCLE+3)

3HUTDOWN4HROTTLE
  "CONNECTIONTERMINALTHATPRE 

&ULL"RAKE
  VENTSCAPACITORBANKFROMCHARGING

3HUTDOWN0UMP
 "LOWN"FUSE
  4HROTTLE7IPER(IGH  3EE-ONITORMENUw)NPUTS 3ET4HROTTLEPOTWIPERPINVOLTAGE

3HUTDOWN4HROTTLE

  4HROTTLE0OT ISHIGHERTHANTHEHIGHFAULTTHRESHOLD
    4HROTTLEPOTWIPERVOLTAGETOOHIGH CANBECHANGEDWITHTHE6#,FUNCTION
  
3ETUP?0OT?&AULTS
   #LEAR"RINGTHROTTLEPOTWIPERVOLTAGE
     BELOWTHEFAULTTHRESHOLD
  4HROTTLE7IPER,OW  3EE-ONITORMENUw)NPUTS 3ET4HROTTLEPOTWIPERPINVOLTAGE

3HUTDOWN4HROTTLE
  4HROTTLE0OT ISLOWERTHANTHELOWFAULTTHRESHOLD
    4HROTTLEPOTWIPERVOLTAGETOOLOW CANBECHANGEDWITHTHE6#,FUNCTION
  
3ETUP?0OT?&AULTS
   #LEAR"RINGTHROTTLEPOTWIPERVOLTAGE
     ABOVETHEFAULTTHRESHOLD
  0OT7IPER(IGH  3EE-ONITORMENUw)NPUTS 3ET0OTWIPERPINVOLTAGE

&ULL"RAKE
  0OT2AW ISHIGHERTHANTHEHIGHFAULTTHRESHOLD
    0OTWIPERVOLTAGETOOHIGH CANBECHANGEDWITHTHE6#,FUNCTION
  
3ETUP?0OT?&AULTS
   #LEAR"RING0OTWIPERVOLTAGEBELOW
     THEFAULTTHRESHOLD