Page 2 - safety shutoff system shuts down the heater if not; DANGER; Carbon Monoxide Poisoning:; WARNINGS; IMPORTANT; : Read this owner’s manual carefully
2 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater This appliance may be installed in an aftermarket* permanently manufactured (mobile) home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate. Thi...
Page 3 - Figure 1; The heater is; To install or replace battery unscrew the ignitor cap; THERMOSTATIC CONTROL ON; These heaters have a control valve with a thermostat; LOCAL CODES; sences of local codes, use the latest edition of National; WARNING; If you home does not meet all of the three criteria; The
3 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater odor is detected. Make certain you read and under - stand all warnings. Keep this manual for reference. It is your guide to safe and proper operation of this heater. Product Features Figure 1 SAFETY DEVICE This hea...
Page 4 - DETERMINING THE TYPE OF HEATER; National; You must provide additional fresh air. Your options; If actual Btu/hr used is less than the maximum Btu/
4 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater installed in that space, and an unconfined space as a space whose volume is not less than 50 cubic feet per 1,000 Btu per hour (4.8 m 3 per kW) of the aggregate input rating of all appliances installed in that spac...
Page 5 - LOCATING HEATER; These currents move heat to wall surfaces next to; Ventilation from Outdoors; Vent-free heaters add moisture to; INSTALLATION; Use only; THIS INSTALLATION REQUIRES:
5 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater • Ground joint union • Test gauge connection* • Sediment trap • Tee joint • Pipe wrench *A CSA/AGA certified equipment shutoff valve with 1/8” NPT tap is an acceptable alternative to test gauge connection. Purchase...
Page 6 - Figure 4; Maintain minimum clearances shown in; Figure 7
6 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater Figure 4 FASTENING HEATER TO WALLMounting Bracket The mounting bracket in located on the back panel of heater (see figure 5). It has been taped there for ship - ping. Remove mounting bracket from back panel. Figure...
Page 7 - Placing Heater on Mounting Bracket; FLOOR MOUNTING AWAY FROM WALL:
7 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater 1. Drill holes at marked locations using 5/16” drill bit. For solid walls (concrete or masonry), drill at least 1” deep. 2. Fold wall anchor as shown in figure 8 below. Figure 8. 3. Insert wall anchor (wings first)...
Page 8 - natural gas; CHECKING GAS CONNECTIONS
8 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater WARNING: This appliance requires a 3/8” NPT (National Pipe Thread) inlet connection to the pressure regulator. Use of floor mounting feet will require you to use a 3/8 NPT street elbow to make gas connection. CAUTI...
Page 9 - ELECTRICAL WIRING DIAGRAM:; If you do not follow these instructions; WHAT TO DO IF YOU SMELL GAS; Pressure Testing Heater Gas Connections:; Operating Your Heater
9 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater ELECTRICAL WIRING DIAGRAM: Figure 15 If any original wiring as supplied with the heater must be replaced, it must be replaced with type AWG 105 o C wire or its equivalent except as indicated. WARNING: Electrical Gr...
Page 10 - LIGHTING INSTRUCTIONS; Read the all safety information included; FOR BF6NG and BF10NG:; Burner Flame Pattern
10 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater C. Use only your hand to push in or turn the gas control knob. Never use tools. If knob will not push in or turn by hand, don’t try to repair it; call a qualified service technician or gas supplier. Force or attem...
Page 11 - TO TURN OFF GAS TO APPLIANCE
11 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater place any part of the control system which has been underwater. LIGHTING INSTRUCTIONS 1. STOP! Read the all safety information included with and on the side of heater. 2. Make sure the equipment shutoff valve is f...
Page 12 - THERMOSTAT CONTROL OPERATION; The thermostatic control; SHUTTING OFF HEATER; INSPECTING BURNER; To Turn OFF Gas to Ap-; BURNER FLAME PATTERN
12 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater • If pilot does not stay lit, refer to Troubleshoot - ing, pages 14 & 15. Also, contact a qualified service person of gas supplier for repairs. • If control knob does not pop up when released, contact a qualif...
Page 13 - CLEANING AND MAINTENANCE; CLEANING ODS/PILOT AND BURNER; clean
13 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater Figure 24b CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before servicing. CAUTION: You must keep control areas, burner and circulation air passageways of heater clean. Inspect these areas of heat...
Page 14 - TROUBLESHOOTING; trol valve
14 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater TROUBLESHOOTING NOTE: All troubleshooting items are listed in order of operation and likely occurrence. WARNING: Only a qualified service person should service and repair heater. CAUTION: Never use a wire needle, ...
Page 15 - OBSERVED SYMPTOM; TROUBLESHOOTING CON’T; matter
15 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater TROUBLESHOOTING WARNING: If you smell gas: • Shut off gas supply • Do not try to light any appliance • Do not touch any electrical switch; do not use any phone in your building • Immediately call you gas supplier ...
Page 16 - SPECIFICATIONS
16 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater SPECIFICATIONS IR10NG IR20NGT IR30NGT BTU (Available) 10,000 20,000 30,000 Type of Gas Natural Gas Only Natural Gas Only Natural Gas Only Ignition Piezo Battery ignitor (1-AA) Battery ignitor (1-AA) Pressure Regul...
Page 17 - Thermostat models
17 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater 7 2 36 39 38 35 16 21 16-1 16-2 6 26 29 34 24 22-3 19 13 23 18 10 3 11 1-2 1-4 22-2 33-1 22-1 25 9 5 1-3 1-1 27-1 28-1 IR20NGTIR30NGT BF20NGTBF30NGT 4 15 14 42 9 7 26 22-3 22-1 33-1 1-4 44 42 45 3 Thermostat model...
Page 18 - under Replacement Parts on page 20 of this manual.; Heat Shield – Left
18 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater For all models, Equipment shutoff valve with 1/8” NPT tap. IR20NGT, IR30NGT, BF20NGT, BF30NGT, BF20NGT, BF30NGT • PARTS LIST This list contains replacement parts used in your heater. When ordering parts, follow th...
Page 19 - ** Not sold separately – Must purchase Assembly
19 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater ITEM PART NO. DESCRIPTION QTY. IR20NGT BF20NGT IR30NGT BF30NGT 37 – – – – – – 38 70677 – 70677 – Burner Plaques, 30 4 39 70677 – 70677 – Burner Plaques, 20 3 40 70678 – 70678 – Plaques Gasket, 30 4 41 70678 – 7067...
Page 20 - PARTS LIST
20 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater 1 70300 70300 70300 Cabinet Assembly 1 1-1 70301 70301 70301 Cabinet Top Panel 1 1-2 70302 70302 70302 Cabinet Right Panel 1 1-3 70303 70303 70303 Cabinet back Panel 1 1-4 70304 70304 70304 Cabinet Left Panel 1 2 ...
Page 21 - NON-Thermostat models
21 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater NON-Thermostat models IR10NG BF6NGBF10NG 16-2 16-1 16 21 40 38 36 35 29-1 43 22-1 1-2 1-3 23 2 24 5 10 13 3 26 8 22-3 6 44 7 1-4 1-1 42 22-1 1-1 26 7 8 23 24 13 1-4 1-2 1-3 6 15 14 42 5 22-3 16-2 16-1 16 2 27-2 4 ...
Page 22 - REPLACEMENT PARTS; PARTS UNDER WARRANTY; Your name; Usually, we will ask you to return the defective part to the factory.; PARTS NOT UNDER WARRANTY
22 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater REPLACEMENT PARTS Note: use only original replacement parts. This will protect you warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealer from whom you purchased this p...
Page 23 - NOTES
23 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater NOTES
Page 24 - WARRANTY INFORMATION; Keep this warranty; MHBF6NG
24 Installation Instructions and Owner’s Manual Unvented Natural Gas Fired Room Heater WARRANTY INFORMATION Keep this warranty Model ______________________ Serial No. ___________________ Date Purchased _______________ Always specify model and serial numbers when communication with the factory.We res...