Nortec GH Series Instaliation, User & Maintenance Manual page 6

Top View
. .
•
28" Min. to
14---8+- Remove
The Tank
Figure #2
Min. 36" Of Space
For Frontal Clearance
Wall
Min 24" Side
I4I--IM-C-learance
4. Where possible, mount humidifier at a height
convenient for servicing.
5. Wall mounting brackets (provided with GH
100) should be securely attached open edge
upwards, horizontal, using field-supplied
fasteners (minimum of four 3/8" diameter
fasteners in each bracket). Attach to a
vertical, solid surface. Put a security bolt
through the hole provided in the back of the
cabinet so the unit cannot be bumped off the
wall bracket. See Figure #3.
Figure #3
Security
Bolt
\
\
•
~
0
0
10
---.
4.95'
1
29.0' Wall
Bracket Hole
6. Make sure humidifier is level. If floor mounted
adjust leveling legs.
7. The GH 100 model is equipped with
adjustable leveling legs which may be
removed for mounting the unit on an optional
GH stand.
- 3 -
8. The GH 200 and 400 models are equipped
with %" NPT threaded legs and may be raised
off the floor up to 12" (or more with the use of
cross-bracing). This is accomplished by
inserting 4 lengths of %" threaded pipe into the
sockets located on the base of the unit. The
feet that come shipped with the unit are easily
removed by using the square end of a 3/8"
socket driver inserted into the bottom of the
foot.
9. Optional stands are available for all GH Series
humidifiers. Refer to Shop Drawing Package,
Form # 98-273.
10. DO NOT mount humidifier on hot surfaces.
11. If humidifiers are mounted on roof, a
thermostatically ventilated weatherproof
cabinet by others should be used. Consult
factory.
12. DO NOT mount humidifiers in an area where
freezing may occur.
13. DO NOT mount humidifiers on vibrating
surface. Consult factory.
14. In earthquake prone areas do not wall mount.
Use the existing wall mount brackets to fasten
unit to the wall with it sitting on the floor.
Maintain spacing for air openings. See
"Installation" item 9 on page 4 of this guide.
INST ALLATION
1. The installation must conform with local
building codes or, in the absence of local
codes, with the ANSI Z223.1, National Fuel
Gas Code, and/or CAN/CGA 8149 Installation
Codes.
2. The appliance must be isolated from the gas
supply piping system by closing its individual
manual shut-off valve during any pressure
testing of the gas supply piping system at test
pressures equal to or less than
h
psig (3.5
kPa).
3. The humidifier shall not be connected to a
chimney flue serving any other appliances.
4. Provide for adequate combustion and
ventilation air in accordance with Section 5.3,
Air for Combustion and Ventilation, of the
National Fuel Gas Code, ANSI Z223.1 , or
Sections 7.2, 7.3 or 7.4 of CAN/CGA 8149
Installation Codes, or applicable provisions of
the local building codes.