When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual. ITEMPART NO.DESCRIPTIONQTY. IR10NGBF6NG BF10NG * Item Not Shown ** Must purchase assembly NON-Thermostat models 42 3 1-1 IR10NG 1-4 1-3 5 10 26 22-1 6 8 35 1-2 23 22-3 13 2 7 43 44 38 24 40 36 16-1 29-1 21 16-2 16 1-1 42 BF6NG BF10NG 3 5 1-3 1-2 6 15 1-4 26 14 22-1 8 23 44 16-2 16 4 27-2 13 7 16-1 22-3 24 2 REPLACEMENT PARTS Note: use only original replacement parts. This will protect you warra

8. Reconnected fittings must be checked for leaks in next section. Test Pressure Equal To or Less Than . psig (3.5 kPa) 1. Close equipment shutoff valve (see figure 13). 2. Pressurize supply piping system by either using compressed air or opening main gas valve on or near gas meter. 3. Check all joints from the gas meter to equipment shutoff valve (see figure 14). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 4. Correct all leaks at once. 5. Depressurize and

To clean these parts we recommend using compressed air no greater than 30 psig. This can be done by using a vacuum cleaner in the blow position, using compressed air in a can, please follow the directions on the can. If you don’t follow directions on the can you could damage the burner or pilot assembly. In addition, the directions that follow should also be followed. 1. Shut off the unit, including the pilot. Allow the unit to cool for at least thirty minutes. 2. Inspect burner and pilot for du

IR20NGTBF20NGTIR30NGTBF30NGT ** Not sold separately – Must purchase Assembly * Items not shown 17030070300 70300 Cabinet Assembly1 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 70305 70305 70305 Lower Front panel assembly 1 3 70312 70312 70312 Reflector Assembly 1 4 --- 70319 70319 Burner Assembly 1 5 70320 70320 70320 Wall Mounting Bracket 1 6 70321 70321 70321 Valve M

Air in gas line 3. Air passageways on heater blocked 4. Dirty or partially clogged burner orifice. 1. When heated, vapors from furniture polish, wax, carpet cleaners, etc., turn into white powder residue 1. Clean burner orifice (see Cleaning and Maintenance on page 13), or replace burner orifice 2. Replace burner 3. Replace gas regulator 1. Replace burner 2. Turn control knob until it locks at desired setting. 3. Replace gas regulator 1. Problem will stop after a few hours of operation 1. Turn c

2. Mark screw locations on wall (see figure 7). 3. Remove tape and mount bracket from wall. Figure 7 Attaching to Wall Stud: For attaching mounting bracket to wall studs 1. Drill holes at marked locations using 9/64” drill bit. 2. Place mounting bracket onto wall. Line up holes on each end of bracket with hole drilled in wall. 3. Insert mounting screws through bracket and into wall studs. 4. Tighten screws until mounting bracket is firmly fastened to wall studs. Attaching to Wall using Anchor: F

A. This appliance has a pilot that must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT TO DO IF YOU SMELL GAS • 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 from a neighbor’s phone. Follow the

to top of carpet)2” (51cm)2” (51cm)2” (51cm) Fabric / flammable objects36” (915cm)36” (915cm)36” (915cm) Thermostat models 24 3 34 1-1 1-4 43 26 29 14 9 42 5 6 1-3 11 15 22-1 8 45 4 7 16-1 1-2 33-1 16-2 BF20NGT BF30NGT 16 2 27-2 28-2 23 13 44 25 22-3 22-2 24 3 34 1-4 1-1 29 42 9 6 22-1 5 11 26 8 1-3 10 45 33-1 7 22-3 1-2 35 IR20NGT IR30NGT 38 19 23 4 39 13 18 2 27-1 28-1 44 16-1 22-2 25 16-2 36 21 16 For all models, Equipment shutoff valve with 1/8” NPT tap. IR20NGT, IR30NGT, BF20NGT, BF30NGT, B

The ODS/pilot shuts off the heater if there is not enough fresh air. IGNITION SYSTEM PIEZO: BF6NG/BF10NG / IR10NG – The heater is equipped with a piezo manual ignitor. This system requires no matches, batteries, or other source to light heater. Electronic: BF20NGT/BF30NGT/IR20NGT/IR30NGT – The heater is equipped with an electronic manual ignitor. This system requires no matches, or other source to light heater, but does require one AA battery to operate ignitor.(AA Battery included). To install

If screen or grille guard is removed for servicing it must be replaced prior to operating the heater. 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 from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. IMPORTANT: Operating heater where impurities in air exist may create