Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury or death. Read the installation, operation and maintenance instructions thoroughly before installing or servicing this equipment. !IMPORTANT: SAVE THIS MANUAL FOR FUTURE REFERENCE. SPACE-RAY ® Post Office Box 36485 305 Doggett Street Charlotte, North Carolina...
! WHAT TO DO IF YOU SMELL GAS: DO NOT try to light any appliance. Extinguish any open flame. Open windows. DO NOT touch any electrical switch. DO NOT use any telephone in your building. Immediately call your gas supplier from a neighbor’s telephone. Follow the gas supplier's instructions.
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company. LPG containers (propane cylinders) must not be stored indoors or in the vicinity of any gas-burning appliance. ! Children and adults should be alerted to the hazards of high surface temperatures and should stay away to avoid burns or clothing ignition.
NFPA 54 requires that the installer must post signs that will “specify the maximum permissible stacking height to maintain the required clearances from the heater to combustibles.” Space-Ray recommends posting these signs adjacent to the heater thermostat or other suitable location that will provide enhanced visibility.
1/2” NPT (Female) *MOUNT HEATERS AS HIGH AS POSSIBLE. Minimums are shown as a guideline for human comfort and uniform energy distribution for complete building heating applications. Consult your Space-Ray representative for the particulars of your installation requirements. DK SERIES DIMENSIONS 15-3/4...
GAS CONNECTIONS AND REGULATION Connect to the supply tank or manifold in accordance with the latest edition of National Fuel Gas Code (ANSI Z223.1), and local building codes. Authorities having jurisdiction should be consulted before the installation is made. All gas supply lines must be located in accordance with the required clearances to combustibles below the heater as listed on the nameplate of the heater.
INSTRUCTIONS FOR PRESSURE TEST GAUGE CONNECTION Supply Pressure The installer will provide a 1/8” N.P.T. plugged tapping, accessible for test gauge connection immediately upstream of the gas supply connection to the heater. Manifold Pressure: Turn the gas valve to the “OFF” position. Remove the 1/8” plug from the combination gas valve at the outlet pressure tap and connect the 1/8”...
VENTILATION This heater requires ventilation in the building to dilute the products of combustion and provide fresh air for efficient combustion. Power ventilation is recommended and the minimum vent flow required is as follows: DK30, DK33, DK35 128 cfm DK100...
LIGHTING AND SHUTDOWN INSTRUCTIONS DIRECT SPARK IGNITION SYSTEM (Ignition Suffix “5”) Turn on the gas supply. Set the thermostat to call for heat. Ignition should occur immediately. If ignition fails, the unit will spark for approximately 21 seconds and go into safety lockout. Turn the thermostat (or power) off for 60 seconds to take the system out of lockout.
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TROUBLE POSSIBLE CAUSE SOLUTIONS The supply gas pressure is too low. Check the manifold gas pressure and adjust if necessary. Improper size of gas piping. If you are not sure of the performance, Heater is not glowing use the NFPA 54 gas pipe sizing table. red…...
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C) TROUBLESHOOTING CHART (Continued) Is there 24V at the Swap out the Check ignition cable Turn up thermostat Does the module module. See section Check the spark gap electrodes from a for continuity. to call for heat. Does have a steady red 8 for wiring.
Orifice #41 for DK35, DK70, DK100, DK140 – Natural Gas 43862020 Manifold for DK60, DK66, DK70, DK80 43872980 Orifice 3/32” for DK30, DK60 – Natural Gas 43862030 Manifold for DK100, DK120 43872520 Orifice #52 for DK33, DK66, DK100, DK132 – Propane Gas...
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LIMITED WARRANTY: Gas-Fired Products, Inc., the manufacturer, warrants to the original owner of any Space-Ray infrared gas heater that said heater will be free from defects in material or workmanship under normal use and service. The heater(s) shall be installed, used and maintained strictly in accordance with the manufacturer's instructions. The manufacturer's sole obligation under this warranty shall be limited to furnishing replacement parts, F.O.B.
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In case of claim under this warranty, contact: Space-Ray, P.O. Box 36485, 305 Doggett Street (28203), Charlotte, NC 28236, (704) 372-3485 Form #43219010 June 08...
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