BLUE FLAME VENT-FREE PROPANE/LP GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL MODELS REM10PT AND RH10PT 10,000 Btu/Hr Thermostatically-Controlled Heater WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. — 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.
WARNING: Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual for correct installation and operational procedures. For assistance or additional information consult a qualified installer, service agency or the gas supplier. WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided.
SAFETY INFORMATION WARNING: This product contains and/or generates chemicals known to the State of California to cause cancer or birth defects or other reproductive harm. IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock and carbon monoxide poisoning.
SAFETY INFORMATION Continued 1. Install and use heater with care. Follow all local ordinances and codes. In the absence of local ordinances and codes, refer to the Standard for Storage and Handling of Liquefied Petroleum Gas, ANSI/NFPA 58 and the Natural Gas Installation Code, CAN/CGA B149.2. This instructs on the safe storage and handling of propane/LP gases. 2. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 3.
PRODUCT IDENTIFICATION Ignitor Button Control Knob Heater Cabinet Grill Guard Front Panel The amount of propane/LP gas ready for use from propane/LP tanks varies. Two factors decide this amount: 1. The amount of propane/LP gas in tank(s) 2. The temperature of tank(s) This heater is designed for use with a 20 or 40 pound refillable propane/LP cylinder when used as a self contained heating system (with hose and regulator). Larger tanks may be used if installed in a permanent gas supply system.
INSTALLATION THERMOSTAT SENSING BULB CAUTION: This heater creates warm air currents. These currents move heat to wall surfaces next to heater. Installing heater next to vinyl or cloth wall coverings or operating heater where impurities (such as, but not limited to, tobacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.) in the air exist, may discolor walls or cause odors. CAUTION: If you install the heater in a home garage • heater pilot and burner must be at least 18" above floor.
INSTALLATION Continued 3. Insert wall anchor (wings first) into hole. Tap anchor flush to wall. 4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to “pop” open anchor wings (see Figure 5). IMPORTANT: Do not hammer key! For thick walls (over 1/2" thick) or solid walls, do not pop open wings. 5. Tighten two screws until 1/16" space (thickness of penny) is between screwheads and wall (see Figure 6). Removing Front Panel Of Heater 1.
INSTALLATION Continued CONNECTING TO PORTABLE CYLINDER GAS SUPPLY WARNING: Review and understand the warnings in the Safety Information section, page 3. They are needed to safely operate this heater. Follow all local codes when using this heater. 6. 7. 8. 9. places the regulator vent in the proper position to protect it from the weather. Connect hose to heater inlet. Tighten firmly using a wrench. You must use the regulator supplied with heater. Open propane/LP supply valve on propane/LP tank(s) slowly.
CAUTION: Never connect heater directly to the propane/LP supply. This heater requires an external regulator (not supplied). Install the external regulator between the heater and propane/LP supply. Installation Items Before installing heater, make sure you have the items listed below.
INSTALLATION Continued CHECKING GAS CONNECTIONS FOR PERMANENT GAS SUPPLY WARNING: Test all gas piping and connections, internal and external to unit, for leaks after installing or servicing. Correct all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a noncorrosive leak detection fluid to all joints. Bubbles forming show a leak. Correct all leaks at once. CAUTION: Make sure external regulator has been installed between propane/LP supply and heater.
LIGHTING INSTRUCTIONS Ignitor Button Control Knob Figure 16 - Control Knob In The OFF Position 1. STOP! Read the safety information above. 2. Make sure equipment shutoff valve is fully open. 3. Turn off any electric power to the appliance if service is to be performed. to the 4. Turn control knob clockwise OFF position. 5. Wait five minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information above.
OPERATING HEATER INSPECTING HEATER Continued Check pilot flame pattern and burner flame pattern often. TO TURN OFF GAS TO APPLIANCE PILOT FLAME PATTERN 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) Turn control knob clockwise to the PILOT position. THERMOSTAT CONTROL OPERATION The thermostatic control used on these models differs from standard thermostats.
INSPECTING HEATER Continued 1/2 GLASS HEIGHT 1/2 GLASS HEIGHT CORRECT FLAME PATTERN AT HIGH POSITION CORRECT FLAME PATTERN Figure 20 - Correct Burner AT HIGH POSITION Flame Pattern Yellow Tipping 1/2 GLASS HEIGHT 1/2 GLASS HEIGHT INCORRECT FLAME PATTERN Figure 21 - Incorrect Burner Flame Pattern AT HIGH POSITION INCORRECT FLAME PATTERN AT HIGH POSITION CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning.
TROUBLESHOOTING WARNING: Turn off and unplug heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM POSSIBLE CAUSE When ignitor button is pressed, 1. Ignitor electrode positioned wrong there is no spark at ODS/pilot 2. Ignitor electrode broken 3.
TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE Burner does not light after ODS/ 1. Burner orifice is clogged pilot is lit 2. Inlet gas pressure is too low Delayed ignition of burner 1. Manifold pressure is too low 2. Burner orifice is clogged REMEDY 1. Clean burner (see Cleaning and Maintenance, page 13) or replace burner orifice 2. Contact local propane/LP gas company 1. Contact local propane/LP gas company 2.
TROUBLESHOOTING Continued 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 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. IMPORTANT: Operating heater where impurities in air exist may create odors.
STORAGE TECHNICAL SERVICE CAUTION: Disconnect heater from propane/LP supply tank(s). When the propane/LP supply cylinder is not disconnected from the heater, the heater and the cylinder must be stored outdoors, in a well ventilated space, out of reach of children. Do not store in a building, garage or any other enclosed area. Storage of the heater is permissible only if the cylinder is disconnected and removed from the heater. Cylinders must be stored outdoors out of reach of children.
ILLUSTRATED PARTS BREAKDOWN MODELS REM10PT AND RH10PT 22 21 20 10 14 19 16 13 12 10 4 18 11 9 14 15 7 17 6 3 1 8 5 2 1 Pilot 18 www.desatech.
PARTS LIST KEY NO. PART NO.
WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date of Purchase Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied.
