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Humidifier Mandatory Pre Start-up Checklist (p. 1 of 1)
Unit Serial #:________ # of humidifiers: _____ Tag:_____________
Unit type:
Voltage: _____V/___ph Steam output: ____lbs/hr
Customer/Job:_______________ Address: __________________________________
Inspected by: ________________ Date of inspection:____/____/____
_____________________________________________________________________________________________
WATER QUALITY:
Well water r City water r Softened wate r RO / DI water r
Conductivity: _______mhmos Hardness: _____ gr.
HUMIDIFIER MOUNTING:
Clearances around the unit Acceptable Obstruction
- Front (door opens freely?) 3ft min ____________________
- Top (steam lines) 2ft min ____________________
- Bottom (fill, drain, controls) 2ft min ____________________
- Right (main pwr) 2ft min ____________________
STEAM LINES: CONDENSATE LINES:
- Slope up 2” per 12” r - Slopped back to drain r
- Slope down ½” per 12” r - Trapped 2” more than static duct pressure r
- Traps r - Size _______
- Insulated
r - Stainless steel r or plastic r
- Length/Size _____/_______ - ________% Vertical _______% Horizontal
- 90 deg. elbows
r qty: ____ - 45 deg. Elbowsr qty: ____
- Can condensate be trapped anywhere in the steam line? Yes
r no r
WATER LINES:
- ½” at max 4ft from the unit r - 3/8” connection at fill r
- water pressure: 30-80psig r - PVC r - Stainless steel r
DRAIN LINES:
- Air gap located within 3ft of the unit r - Slopped to drain r - Size:________
CYLINDER:
- Cylinder properly installed and sitting upright
WIRING:
- No loose wires around the unit or on the PC board? yes r no r
CONTROLS:
Installed Location / Wiring /Setting Installed Location / Wiring /Setting
- High limit: r___________________ - Air proving: r___________________
- Mod controller:
r___________________ - Other: r___________________
POWER:
- Voltage, amperage rating and fuse correspond to Spec Label r
- Disconnect switch located close to humidifier r
NH Electric Steam Humidifier