Replacing Bearings In Explosion-Proof Machines; Bearing Bushes - Siemens SIMOTICS XP 1MB1 series Operating Instructions Manual

Maintenance
9.3 Corrective maintenance
①
Heat up 80 ... 100 °C
9.3.4.1

Replacing bearings in explosion-proof machines

● When changing the bearings, renew the sealing rings and only use original Siemens
spare parts.
● For radial sealing rings with dust protection lip (DIN 3760-AS), completely fill the spaces
(100%) in the sealing ring as well as in the bearing shield hub with a suitable grease.
9.3.4.2

Bearing bushes

Protect the bearings against the ingress of dirt and moisture.
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1LA5/6/7/9, 1LG4/6, 1MA6/7, 1MB..1/2/3/4/5 - SH 63 ... 355
Operating Instructions, 06/2018, A5E44455710A