Installation 3-1Part 1075735-02 2016 Nordson CorporationSection 3InstallationWARNING: Allow only qualified personnel to perform the following tasks.Follow the safety instructions in this document and all other relateddocumentation.Feed Hose, Cable, and Air Tubing ConnectionsWARNING: All electrically conductive equipment in the spray area must begrounded. Ungrounded or poorly grounded equipment can store anelectrostatic charge which can give personnel a severe shock, or arc andcause a fire or explosion.1. See Figure 3-1. Connect the feed hose (1) from the powder pump (2)outlet to the hose adapter on the underside of the powder inlet body.Pinch the hose and snap it into the hose bracket at the base of thegun handle.NOTE: Keep the powder feed hose as short as possible. The hose shouldnot be more than 12-m (39-ft) long. Longer lengths may cause unevenpowder flow.2. Wrap spiral-cut tubing around the feed hose at the pump outlet andwhere necessary to prevent the hose from kinking and blocking the flowof powder.3. Connect the gun cable (8) to the GUN OUTPUT receptacle at the rear ofthe control unit (9). Secure the cable to the control unit with theretaining nut on the cable end.4. Refer to Table 3-1 to connect tubing to the control unit, powder pump,hopper, and air supply.5. Establish a path for the feed hose and gun cable. Make sure the hoseand cable cannot be abraded, cut, or run over by heavy equipment.Table 3-1 Air Tubing ConnectionsItem inFigure 3-1Tubing Size(mm)Control Unit Air Fitting Other Connection3 10 AUX Feed hopper plenum/fluidizing air5 10 IN System air supply6 8Flow rateportConnector F on powder pump7 8AtomizingportConnector A on powder pump