Maintenance & Inspection Guide - Johnstech

Pad ROL 100AGROUNDING SOLUTIONSThe Pad ROL 100A Series offers three main Grounding Options:RCI: ROL Contacts in a Copper Insert, for 4x4-12x12 packages• New elastomer retention design (see Figure 31).• Original Flex-Fit design (see Figure 32).CI: Copper Insert for 3x3 packagesRTH: ROL Contacts in Torlon Housing, (see Figure 33)Figure 31: RCI ground insert(New Elastomer retentiondesign).In order to maintain proper operation and ensure a long life for your groundingsolution, you will need to perform cleaning and maintenance, much like you need todo for the other components of your Pad ROL 100A Series Contactor.Ground InsertsRCI and CI ground inserts need to be removed for cleaning and maintenance perthe instructions on Page 22. Then follow the Cleaning & Installation instructions onPage 22.Ground Contact MaintenanceInspection, cleaning and change-out of the ground contacts & elastomers can beperformed in the same manner as the perimeter contacts and elastomers. However,please note that depending on which way the ground contacts are oriented, thedirection of brushing when performing the Light Cleaning Procedure will vary. Referto Figures 15 & 18 on Page 15.Figure 32: RCI ground insert(Original Flex-Fit design).Figure 33: RTH grounding.www.johnstech.com©2012 Johnstech International CorporationAll rights reserved.21