ii
Appendix-A
2582302_C_EN_1611
Nortec EL
Water Connections
Shutoff valve and union fitting installed in supply line?
Water supply piping minimum 1/2 in (13 mm) diameter, and made of copper, stainless steel or plastic
certified for drinking water systems?
Optional 5 μm water filter installed in the supply line close to the humidifier?
Water supply temperature 34-104°F (1-40°C)?
Water supply surge-free and pressure regulated to 30-80 psig (207-550 kPa)?
Leak-free water supply line?
Air gap funnel has a minimum diameter of 2-1/2 in (64 mm)?
Air gap and any other drain located away from the control cabinet in the humidifier?
Drain lines have a minimum internal diameter of 7/8 in (22 mm)?
Drain line have a constant minimum downslope of 1 in/48 in (1.2°) to funnel without touching its
sides or bottom?
Drain lines from large humidifiers with dual steam cylinders empty into separate open air gap funnels
before connecting to the drain? Combined drain line minimum 1.5 in (38 mm) ID?
All debris flushed from supply and drain lines?
Electrical Connections
Power supply meet the voltage and current requirements shown on the specification label (
Figure 3
on page 9
)?
Power supply have an external dedicated fused disconnect?
All wiring done according to the wiring diagram and instructions in this manual?
All cables fastened securely?
All cables free of tension and pass through cable glands or grommets?
Electrical installation meet the applicable national and local codes?
All door panels closed and fastened securely?