Rockwell Automation Allen-Bradley 1502 - Main Coil Replacement Procedure

Maintenance 4-11
1502-UM051E-EN-P – June 2013
  0QFSBUFUIFDPOUBDUPSTFWFSBMUJNFTUPFOTVSFQSPQFSGVODUJPO
  8JQFEPXOUIFFYUFSJPSTVSGBDFPGFBDIWBDVVNCPUUMFXJUIBDMFBOMJOUGSFF
cloth.
  3FQMBDFUIFJOUFSQIBTFCBSSJFSTBOESFUBJOJOHCSBDF
  "HBJOBDDPVOUGPSBMMUPPMTVTFEEVSJOHUIFBCPWFQSPDFEVSF*GBOZUPPMTBSF
unaccounted for, do not energize the equipment.
#FGPSFCFHJOOJOHXPSLPOUIFDPOUBDUPSFOTVSFUIBUJUJT
JTPMBUFEGSPNBMMQPXFSTPVSDFTBOEMPDLFEPVU
 'PSUIFTBGFUZPGNBJOUFOBODFQFSTPOOFMSFNPWFUIFDPOUSPMXJSJOHGSPNUIF
contactor by disconnecting the control wire plug before starting any disassembly
of the contactor.
  %JTDPOOFDUUIFDPJMMFBETGSPNUIFUFSNJOBMCMPDLBTTFNCMZăFDMPTJOHBOE
hold-in coils are both wound on one bobbin, therefore, all four coil leads must
CFSFNPWFEUIF.07TBOEPSCSJEHFEJPEFMFBETNBZDPNFMPPTFBTXFMM
4FF'JHVSFTUPGPSUIFBQQSPQSJBUFDPOOFDUJPOT
  3FNPWFUIFUISFFCPMUTGSPNUIFCPUUPNPGUIFNBHOFUBTTFNCMZBOEXJUI-
ESBXUIFBTTFNCMZGSPNUIFDPOUBDUPSBTTIPXOJO'JHVSF
Terminal block assembly
Magnet assembly
Figure 4.13 – Magnet Assembly Removed
Main Coil Replacement
Procedure
A T T E N T I O N