Model ARLO is designed for the situation where space is at a premium. The racks are located above the pipe indexer.
Model ARLA is used where space is not quite so important. The filling racks are located adjacent to the pipe indexer, and this allows for easier access to the indexer for pipe size changes.
Air consumption is 15CFM at 100 PSI
The hoist motor is 7½ HP
Operation is by electrically piloted pneumatic control.