57 | Troubleshooting
Start Up Checklists
NHRS Electric Steam Humidifier – Mandatory Pre-Start-Up Checklist (p1 of 3)
Unit Serial #: ____________ # of humidifiers: ____________
Tag:_____________
Unit type: NHRS
Voltage: _____V/___ph
Steam output: ____lbs./hr
Customer/Job:_______________
Address: ____________________________________________________________________
Inspected by: ____________ Date of inspection: ___/___/___
WATER QUALITY:
Well water
City water
Softened water
Conductivity: _______mhmos
Hardness: _____gr.
Silica____ppm
HUMIDIFIER MOUNTING:
Clearances around the unit:
Acceptable
Obstruction
Front (door opens freely?)
3ft min
__________________
Top (steam lines)
1ft min
____________________
Bottom (fill, drain, controls)
1ft min
____________________
Right (main pwr)
3ft min
____________________
Left (main pwr)
2” min
____________________
Ensure the scale tank bracket is locked in place
STEAM LINES: CONDENSATE LINES:
Slope up 2” per 12”
Slopped back to drain
Slope down ½” per 12”
Trapped 2” more than static duct pressure
Traps
Size _______
Insulated
Length/Size ____________
90º elbows qty: ____ 45 deg. Elbows qty: ____
Can condensate be trapped anywhere in the steam line? Yes
no
WATER LINES:
½” at max 4ft from the unit -3/8” connection at fill
Water pressure: 30-80psig
Summary of Contents for NHRS 010-090
Page 6: ...3 Introduction Humidifier Components Figure 2 NHRS Humidifier Components ...
Page 28: ...25 Installation Figure 17 Duct Sensor Wiring ...
Page 30: ...27 Installation Figure 20 Digital Wall Humidistat Remote Wall Sensor ...
Page 31: ...Installation 28 Transducer Control Wiring Figure 21 Transducers Figure 22 Digital Transducers ...
Page 58: ...55 Troubleshooting Wiring Diagrams Figure 34 Wiring Diagram NHRS 010 to 090 ...
Page 59: ...Troubleshooting 56 Figure 35 Wiring Diagram NHRS 135 to 180 ...
Page 65: ...Spare Parts 62 NHRS Plumbing Parts Figure 36 Exploded view NHRS plumbing parts ...
Page 67: ...Spare Parts 64 NHRS Electrical Parts Figure 37 Exploded view NHRS electrical parts ...