Depleted gas supply 5. ODS/pilot is clogged 6. Gas regulator setting is not correct 1. Turn on gas supply or open manual shutoff valve 2. Press in control knob while turning to PILOT/ IGN position 3. Continue holding down control knob. Repeat igniting operation until air is removed 4. Contact local propane gas company 5. Clean ODS/pilot (see CLEANING AND MAINTENANCE, page 17) or replace ODS/pilot assembly 6. Replace gas regulator ODS/pilot lights but flame goes out when control knob is released

Slide heater down until screws are in small portion of slots. Figure 9 - Location Of Keyhole Slots On Back Panel Of Heater Keyhole Slots Removing Front Panel Of Heater 1. Remove two screws near bottom corners of front panel. 2. Lift straight up on grill guard until it stops. Grill guard will slide up about 1/4". 3. Pull bottom of front panel forward, then down. Figure 10 - Removing Front Panel Of Heater Installing Bottom Mounting Screw 1. Locate bottom mounting hole. This hole is near bottom on

Inlet Gas Pressure (inches of water) Maximum 10.5" Minimum 4" Dimensions, Inches (H x W x D) Heater (Including knobs and grill) 21 1/2 x 13 1/2 x 7 Carton 25 1/4 x 16 3/4 x 7 1/2 Weight (pounds) Shipping 19 When gas pressure is too low • pilot will not stay lit • burner will have delayed ignition • heater will not produce specified heat When gas quality is bad • pilot will not stay lit • burner will produce flames and soot • heater will backfire when lit You may feel your gas pressure is too low

Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between the rooms. 1. Determine the volume of the space (length x width x height). Length x Width x Height = ___________________ cu. ft. (volume of space) Example: Space size 18 ft. (length) x 16 ft. (width) x 8 ft. (ceiling height) = 2304 cu. ft. (volume of space) If additional ventilation to adjoining room is supplied with grills or openings, add the volume of thes

If installing bottom mounting screw into wall stud, drill hole at marked location using 9/64" drill bit. 5. Replace heater on wall. 6. Insert bottom anchor screw through back panel into bottom anchor or drilled hole (see Figure 11). 7. Tighten screw until heater is firmly secured to wall. Do not over tighten. Note:Do not replace front panel at this time. Replace front panel after making gas connections and checking for leaks (see pages 13-15). Figure 11 - Installing Bottom Mounting Screw CONNECT

— Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. — 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 your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. — Installation and service must be performed by a qualified installer,

2. Cap off open end of gas pipe where equipment shutoff valve was connected. 3. Pressurize supply piping system by either using compressed air or opening pro- pane/LP supply tank slowly. Note: If not opened slowly, excess-flow check valve on propane/LP tank will stop gas flow. If this happens, close propane/ LP supply valve and open again slowly. 4. Check all joints of gas supply piping system. Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak. 5. Correct all leak

If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced. Some people are more affected by carbon monoxide than others. These include pregnant women, people with heart or lung disease or anemia, those under the influence of alcohol, and those at high altitudes. Natural Gas: Natural gas is odorless. An odor-making agent is added to natural gas. The odor helps you detect a natural gas leak. However, the odor added to natural gas can fade. Natural

CAUTION Do not try to adjust heating levels by using the manual shutoff valve. 18 OPERATING HEATER TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. Turn control knob clockwise to the OFF position. 2. Turn off all electric power to the appliance if service is to be performed. Shutting Off Burner Only (pilot stays lit) 1. Turn control knob clockwise to the PILOT position. THERMOSTAT CONTROL OPERATION The thermostatic control used on these models differs from standard thermostats. Standard therm