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Maintenance 4-15

1502-UM051E-EN-P – June 2013

  ăFDMPTJOHDPJMJTUIFMBSHFSPGUIFUXP4FSJFT%POMZBOEJTMPDBUFEUPXBSE

UIFGSPOUPGUIFDPOUBDUPS3FGFSUPUIFBQQSPQSJBUFXJSJOHEJBHSBN$IBQUFS

m*OTUBMMBUJPOUPFOTVSFUIBUUIFCSJEHFEJPEFBOEPS.07MFBETBSF

properly connected and for complete control wiring details.

  &OTVSFUIBUBMMMFBETEJPEFTBOE.07TBSFTFDVSFEUJHIUMZ0QFSBUFUIF

contactor several times to ensure that the core is located properly.

#FGPSFCFHJOOJOHXPSLPOUIFDPOUBDUPSFOTVSFUIBUJUJT

JTPMBUFEGSPNBMMQPXFSTPVSDFTBOEMPDLFEPVUBOEUIBU

UIFDPOUBDUPSJTJOUIFPQFOPSUSJQQFETUBUF

Figure 4.20 – Mechanical Latch Assembly

  %JTDPOOFDUUIFUSJQDPJMMFBETGSPNUIFUFSNJOBMCMPDLBTTFNCMZăFUSJQ

DPJMMFBETBSFUIFCMVFBOEXIJUFXJSFTDPOOFDUFEUPUFSNJOBMT#BOE%

SFTQFDUJWFMZTFF'JHVSFPS$VUBOZXJSFUJFTGBTUFOJOHUIFMFBETUP

the contactor base.

  3FNPWFMBUDIQJWPUCPMUXJUIB"MMFOLFZBTTIPXOJO'JHVSFBOE

remove the lever assembly. e latch spring is no longer retained at this

QPJOUBOENBZGBMMPVUPGUIFDPSFmEPOPUNJTQMBDFUIJTTQSJOH

  3FNPWFUIFUSJQDPSFNPVOUJOHCPMUBTTIPXOJO'JHVSFBOETMJEFUIF

core out of the coil allowing the coil to be removed.

  4MJEFUIFDPSFJOUPUIFOFXDPJMBOEJOTUBMMUIFDPSFNPVOUJOHCPMU

Mechanical Latch Trip Coil

Replacement Procedure

A T T E N T I O N

Latch Lever Assembly

Yoke Plate

Latch Roller

Manual Trip Actuator

Manual Trip Guide Block

Trip Coil (core hidden)

Core Mounting Plate

Rockwell Automation Allen-Bradley 1502 User Manual

Questions and Answers: