Blower Packs - Nortec NHDI Installation & Operation Manual

and visible from within the plumbing section of
the unit, and that the unit's flanges are
properly contained within the wall bracket.
5. Install tank bracket. See Figure #5. (NHSC
Version only). Mounting the scale tank. (NHSC
Version only).
Figure #6
Remote Mounted Blower Pack
Scale
Collector
Tank
6. Make sure humidifier is level.
7. DO NOT mount humidifier on hot surfaces.
8. If humidifiers are mounted on roof, a
thermostatically ventilated weatherproof
3"
Min. Trap
Height 3"
Required
Humidistat
Scale
Collector
Tank - NHSC
Water
Supply 3/8"
Drain Line
1.75" O.D.
Air
Gap
NHSC / NHDI using a Remote Mounted Blower Pack (RMBP)
Remote
Mounted
Blower Pack
Figure #8
Typical Remote Mounted Blower Pack Installation
Remote Mounted Blower
Packs (RMBP) Only
NHSC uses Nortec steam
hose 1.75" O.D.or
stainless steel pipe.
NHDI uses Nortec steam
hose 1.75" O.D. or
stainless steel pipe.
Do not exceed 10 ft
when using steam hose.
Steam Line
Connection
LCD Keypad
Display with
LED Status
Low Voltage
Controls Wiring
24 Vac
Primary Wiring
Copper Funnel
Drain (by others)
Remote Mounted Blower Packs (RMBP)
23.0"
(58.4 cm)
11.0"
(28.0 cm)
Steam
Condensate
7.7"
(19.5 cm)
7.2"
(18.2 cm)
cabinet provided by others should be used.
Consult factory.
9. DO NOT mount humidifiers on vibrating
surfaces or duct work.

BLOWER PACKS

1. Blower packs are an optional accessory used
to directly distribute steam to localized areas
(such as computer rooms) or in structures that
do not have a built-in air distribution system.
- 3 -
Figure #7
14.2"
(36.2 cm)
Power
Dimensions Shown
Are Steam Line Connections
Allow Minimum 12" (31 cm)
Clearance On Each Side
2.9"
(7.3 cm)
Wall
Mounting
Bracket