Rockwell Automation Allen-Bradley 1502 - Page 31

4-2 Maintenance
1502-UM051E-EN-P – June 2013
Routine Maintenance (cont.) Main Contact Inspection
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When any part of the wear indicator line, located on the front side of the
IFYTIBĕNPWFTVQJOUPUIFCFBSJOHSFQMBDFBMMUISFFWBDVVNCPUUMFT3F-
GFSUP'JHVSF6OEFSOPSNBMDPOEJUJPOTUIJTXJMMOPUCFOFDFTTBSZVOUJM
UIFDPOUBDUPSIBTHPOFCFZPOEUIFSBUFEMJGFGPSNFDIBOJ-
DBMMBUDIDPOUBDUPST
HiPot Test3FGFSUP$IBQUFS
 r $IFDLUIFWBDVVNCPUUMFJOUFHSJUZ
 r $IFDLUIFJOTVMBUJPOSFTJTUBODF
Lubrication
Note-VCSJDBUJPOPGUIFDPOUBDUPSJTOPUOFDFTTBSZ%POPUHSFBTFUIFBSNBUVSF
TIBĕQMBTUJDCFBSJOHTOPSUIFWBDVVNCPUUMFQMBTUJDCFBSJOHT.
e grease will dry out and impede the free motion of the contactor.
Mechanical Latch Roller Replacement
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PQFSBUJPOT4FF.FDIBOJDBM-BUDI3PMMFS3FQMBDFNFOU1SPDFEVSF
SFGFSUPQBHF
)JHIWPMUBHFNBZCFQSFTFOUXIJDIDBOSFTVMUJOTFWFSF
JOKVSZPSEFBUI*UJTTVHHFTUFEUIBUBi)PU4UJDLuCFVTFEUP
FOTVSFUIBUUIFFRVJQNFOUJTEFBE-PDLPVUBOZJODPNJOH
power and disconnect the control plug from the contactor
CFGPSFXPSLJOHPOUIJTFRVJQNFOU
Before performing any maintenance on the contactor that is
JOTUBMMFEJOTJEFBTUBSUFSDPOđHVSBUJPOGPSTBGFUZCFTVSFUP
GPMMPXBMMQSPDFEVSFTOPUFEJOUIFBQQSPQSJBUF6TFS.BOVBM
for complete instructions on accessing the power cell com-
partment.
S H O C K H A Z A R D
A T T E N T I O N