Rockwell Automation Allen-Bradley 1502 - Maintenance; Tool Requirements; Recommended Torque Values; Routine Maintenance

Chapter 4
Maintenance
Tool Requirements When maintenance is performed on the vacuum contactor, one or all of the fol-
lowing tools may be required.
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 r ESJWFUPSRVFXSFODI
 r 4UBOEBSEESJWFTPDLFUT
 r 0QFOFOEXSFODIFT
 r "MMFOLFZ
 r EJBSPE
 r 4MPUIFBETDSFXESJWFSTXJEFXJEF
 r 'FFMFSHBVHFTFUBOE
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 r )JHIQPUFOUJBMUFTUFS
Recommended Torque Values Part of the contactor may have to be disassembled for maintenance or replace-
ment. ere are appropriate torque requirements for particular bolt sizes when
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WBMVFTMJTUFECFMPX
 u)BSEXBSF ĕMC/N
 u)BSEXBSF ĕMC/N
 u)BSEXBSF ĕMC/N
Routine Maintenance e following should be carried out on an annual basis or whenever a contactor
JTTFSWJDFE
Cleaning
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BTTFNCMZDPJMDPSFQPMFGBDFBOENBUJOHBSNBUVSFQMBUFBTUIFZNBZBĈFDU
proper operation of the contactor. If necessary, vacuum clean.
Note%POPUVTFDPNQSFTTFEBJSUPDMFBOPSSFNPWFEJSUGSPNTVSGBDFTPS
the enclosure as it will only redistribute the dirt.
 r If dirty, clean the white ceramic area of vacuum bottles with a clean lint-free
cloth.
1502-UM051E-EN-P – June 2013