W415-1347 / A / 03.19.15
7
EN
2.4 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.
These appliances are equipped with tempered glass. Replacement glass must be obtained from your autho-
rized 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 (1372m) above sea
level. For Installations at the elevations above 4,500 feet (1372m) and in the absence of specifi c recommenda-
tions 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 (305m).
GAS SPECIFICATIONS
Model Fuel Gas
Control
Max.
Input
BTU/h
Min.
Input
BTU/h
Air shutter set-
ting
HD35NT Nat IPI Hi/Lo 25,000 17,500 1/8” (3mm) Open
HD35PT Prop* IPI Hi/Lo 25,000 17,500 5/16” (8mm) Open
HD40NT Nat IPI Hi/Lo 27,000 18,900 1/8” (3mm) Open
HD40PT Prop* IPI Hi/Lo 27,000 18,900 3/8” (10mm) Open
HD46NT Nat IPI Hi/Lo 30,000 21,000 1/8” (3mm) Open
HD46PT Prop* IPI Hi/Lo 30,000 21,000 3/8” (10mm) Open
GAS INLET AND MANIFOLD
PRESSURES
Natural Propane
Minimum Inlet 4.5” (11mb) w.c. 11” (27mb) w.c.
Maximum Inlet 7” (17mb) w.c. 13” (32mb) w.c.
Manifold Pressure 3.5” (9mb) w.c. 10” (25mb) w.c.
EFFICIENCY RATINGS
Model Steady State(%) AFUE%**
HD35NT 82.1% 77.2%
HD35PT 82.1% 77.2%
HD40NT 80.5% 76.3%
HD40PT 80.5% 76.3%
HD46NT 82.9% 79.2%
HD46PT 82.9% 79.2%
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.
The optional heat circulating blower is supplied with a cord.
The junction box must be electrically connected and grounded in accordance with local codes. In the absence
of 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. Two 1.5 volt “D” batteries (not supplied) are
required for the battery pack included in the system. Use Alkaline batteries only.
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