Operating Guide

4
PRODUCT FEATURES
SAFETY PILOT
This heater has a pilot with an Oxygen Depletion
Sensing (ODS) safety shutoff system. The
ODS/pilot shuts off the heater if there is not
enough fresh air.
PULSE IGNITION SYSTEM
This heater is equipped with a battery powered
electric pulse igniting system. No AC power
supply required. Battery should be periodically
checked and replaced accordingly. Use a “D”
size (IEC R20 or LR20) 1.5 V battery only.
GAS OPTIONS CAPABLE (Dual Fuel Models
Only) (Models that start with WDFT)
If you have the dual fuel model, your heater is
equipped to operate on either Propane or Natural
gas. The heater can identify gas source
automatically without any changes. Anyway by
first use please let your qualified installer to
install and start the heater following the
instructions and the markings on the heater.
THERMOSTATIC CONTROL
These heaters have a control valve with a
thermostat sensing bulb. This results in the
greatest heater comfort and may result in lower
gas bills.
LOCAL CODES
Install and use heater with care. Follow all local
codes. In the absence of local codes, use the
latest edition of The National Fuel Gas Code,
ANSI Z223.1/ NFPA 54.
INSTALLATION CHECKLIST
Share this checklist with your professional installer
 Manifold Pressure and Nominal Inlet Pressure for appropriate gas type
o Using Natural Gas:
 Manifold Pressure (W.C.): 5.2”
 Nominal Input Pressure (W.C.): 7”
o Using Propane Gas:
 Manifold Pressure (W.C.): 6”
 Nominal Input Pressure (W.C.): 11”
 Clearances
o 18” minimum from bottom of heater to Top Surface of Floor
o 8” Minimum from sides to of Heater
o 36” Minimum clearance from top surface of heater and up
 Connected to gas supply using a 5/8
th
inch UNF inlet connection to a ½ inch gas pipe
 Unit is undamaged and contains all appropriate parts
 Unit is placed in a room that is a minimum of 1100 square feet.
 D battery installed
 Adequate ventilation and fresh-air flow is appropriate for heater location
 Bracket mounted and heater hung
 Gas pressure, both to the home and to the unit, has been checked
 Unit successfully tested
 Installed by:
o Company- ________________________________________________________
o Installer- _________________________________________________________
o Contact Info -______________________________________________________
o Date- ____________________________________________________________