Turn to the Mounting and Utility Connectionssection of this manual for mounting instruc-tions.Three Holder B-pure (Three WaterTreatment Cartridges)A common configuration built from B-purecomponents is a Three-Holder System. Thissystem will utilize three water treatment car-tridges in series. This will require a DualHolder and a single holder B-pure (D4511)Disassemble the unit as follows:1. Position Dual Holder on right and sin-gle holder on left on top of table.2. Remove the canisters from all units.3. Drive up fastener pins from the outletof the single holder and the inlet ofthe dual holder and remove end fit-tings. This is accomplished by gentlytapping from the bottom with a smallscrewdriver and a hammer — exces-sive force will damage the pins.4. Connect the two units together usingthe head interconnector supplied.Ensure that the o-ring is present inboth openings. Install and seat fasten-er pins.5. Turn to the “Mounting and UtilityConnections” section of this manualfor mounting instructions.21MAINTENANCE AND SERVICINGNoteRefer to Figure 2 for assemblyorder.