6
The installation must conform with local codes or, in
absence of local codes, the National Gas and Propane
Installation Code CSA B149.1 in Canada, or the National
Fuel Gas Code, ANSI Z223.1 / NFPA 54 in the United
EN
States. Suitable for mobile home installation if installed in
accordance with the current standard CAN/CSA Z240MH
Series, for gas equipped mobile homes, in Canada or
ANSI Z223.1 and NFPA 54 in the United States.
As long as the required clearance to combustibles is
maintained, the most desirable and benefi cial location
for an appliance is in the center of a building, thereby
allowing the most effi cient use of the heat created. The location of windows, doors and the traffi c fl ow in the
room where the appliance is to be located should be considered. If possible, you should choose a location
where the vent will pass through the house without cutting a fl oor or roof joist.
If the appliance is installed directly on carpeting, vinyl tile or other combustible material other than wood
fl ooring, the appliance shall be installed on a metal or wood panel extending the full width and depth.
Some appliances have optional fans or blowers. If an optional fan or blower is installed, the junction box must
be electrically connected and grounded in accordance with local codes, use the current CSA C22.1 Canadian
Electrical Code in Canada or the ANSI/NFPA 70 National Electrical code in the United States.
This appliance is equipped with a power back up control system. Four 1.5 volt "AA" batteries (not supplied) are
required for the battery pack included in the system. Use Alkaline batteries only.
2.3
GENERAL INFORMATION
FOR YOUR SATISFACTION, THIS APPLIANCE HAS BEEN TEST-FIRED TO ASSURE ITS OPERATION
AND QUALITY!
This appliance is approved for bathroom, bedroom and bed-sitting room installations and is suitable for mobile
home installations.
This appliance is equipped with ceramic glass. Replacement glass must be obtained from your authorized
dealer / distributor and is identifi ed in the replacement parts list. Do not substitute materials.
This appliance is not convertible for use with other gases, unless a certifi ed kit is used.
Expansion / contraction noises during heating up and cooling down cycles are normal and are to be expected.
Changes in fl ame appearance from "HI" to "LO" is more evident in natural gas than in propane.
Use only accessories designed for and listed with your specifi c appliance.
High Elevations
Input ratings are shown in Btu per hour and are certifi ed without de-rating up to 4,500 feet (1372mm) above
sea level. For Installations at the elevations above 4,500 feet (1372mm) and in the absence of specifi c
recommendations from the local authority having jurisdiction, the high altitude input rating shall be reduced at the
rate of 4% for each additional 1,000 feet (305mm).
Model
HDX40NT-1 Nat
HDX40PT-1 Prop*
IPI - Intermittent Pilot Ignition System
* Using conversion kit
** Maximum Values
Conversions must be made by a qualifi ed service technician
using Wolf Steel specifi ed and approved parts.
W415-1349 / A / 03.18.15
GAS SPECIFICATIONS
Fuel
Gas
Max. Input
Control
BTU/h
IPI Hi/Lo
40,000
IPI Hi/Lo
36,000
www.nficertified.org
GAS INLET AND MANIFOLD
Min. Input
Minimum Inlet
BTU/h
26,000
Maximum Inlet
26,000
Manifold Pressure
EFFICIENCY RATINGS
Model
HDX40NT-1
HDX40PT-1
We suggest that our gas
hearth products be installed
and serviced by professionals
who are certified in the U.S.
by the National Fireplace
Institute ® (NFI) as NFI Gas
Specialists
4.1B
PRESSURES
Natural
Propane
4.5" w.c.
11.0" w.c.
(11mb)
(27mb)
7.0" w.c.
13.0" w.c.
(17mb)
(32mb)
3.5" w.c.
10.0" w.c.
(9mb)
(25mb)
Steady State(%)
AFUE%**
61.5%
59.5%
61.5%
59.5%