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W415-2197 / 12.05.16
7
EN
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.
These appliances are equipped with tempered glass. Replacement glass must be obtained from your
authorized dealer / distributor and is identified in the replacement parts list. Do not substitute materials.
This appliance is not convertible for use with other gases, unless a certified kit is used.
Expansion / contraction noises during heating up and cooling down cycles are normal and are to be
expected. Changes in flame appearance from “HI” to “LO” is more evident in natural gas than in propane.
Use only accessories designed for and listed with your specific appliance.
High Elevations
Input ratings are shown in BTU per hour and are certified 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 specific
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 (305m).
GAS SPECIFICATIONS
Model Fuel Gas
Control
Max.
Input
BTU/h
Min.
Input
BTU/h
Air shutter setting
HD35-1NT Nat IPI Hi/Lo 25,000 17,500 1/8” (3mm) Open
HD35-1PT Prop* IPI Hi/Lo 25,000 17,500 3/8” (10mm) Open
HD40-1NT Nat IPI Hi/Lo 27,000 18,900 1/8” (3mm) Open
HD40-1PT Prop* IPI Hi/Lo 27,000 18,900 7/16” (11mm) Open
HD46-1NT Nat IPI Hi/Lo 30,000 21,000 1/8” (3mm) Open
HD46-1PT 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
13” (32mb) w.c. 13” (32mb) w.c.
Manifold Pressure
3.5” (9mb) w.c. 10” (25mb) w.c.
EFFICIENCY RATINGS
Model Steady
State(%)
AFUE%**
HD35-1NT 82.1% 77.2%
HD35-1PT 82.1% 77.2%
HD40-1NT 80.5% 76.3%
HD40-1PT 80.5% 76.3%
HD46-1NT 82.9% 79.2%
HD46-1PT 82.9% 79.2%
IPI - Intermittent Pilot Ignition System
* Using conversion kit
** Maximum Values
Conversions between fuel types must be performed by a qualified service technician using only the Wolf Steel
certified conversion kit.
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. Four “AA” batteries (not supplied) are
required for the battery pack included in the system. Use Alkaline batteries only.
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