Caterpillar Performance Handbook, January 2017, SEBD0351-47

Roof Bolter ● Features

Room & Pillar

ROOF BOLTER Caterpillar offers a single roof bolter model, the RB220. This dual boom model is a proven, hard working and well designed product that’s simple to operate, simple to maintain and will provide many years of service.

Features ● Articulated steering for maneuvering. ● Both horizontal and vertical articulation on this dual boom model. ● Floor and roof avoidance compensation. ● Individual planetary wheel drives — no sprockets or chains.

● User-friendly operator zones. ● Single AC primary drive motor. ● Single hydraulic oil pump. ● Easy access components. ● Quick free-steering towing conversion.

● Streamlined, practical space-planned tram station. ● Safety features include ATRS system, tape-switch emer- gency stops, automatic emergency brakes, operator’s protective canopy, and dry-chemical fire suppression.

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