7,500W/240V WALL / CEILING MOUNTED GARAGE HEATER OWNER’S MANUAL Model: DR-975 7500W 240V 60Hz IMPORTANT INSTRUCTIONS READ & SAVE 1
TABLE OF CONTENTS Important Instructions………………………………………. 3 Installation Instructions………………………. …………….. 5 Specifications and Wiring Diagram ……………………….. 8 Parts of the Heater……………………….…………..……… 9 Operating Instructions……………………….………....…… 10 Maintenance and Cleaning………………………………….
IMPORTANT INSTRUCTIONS PLEASE READ ALL INSTRUCTIONS BEFORE USING THIS HEATER NOTE: There may be a trace of smoke or odor when unit is first operated. Don’t be alarmed. This indicates that a drop of oil fell on the heating coil during the manufacturing process. It will quickly evaporate and should not re-occur. Make sure that the room in which the appliance is located is well ventilated during this operation. It is normal for the appliance to emit small cracking sounds when you turn it on for the first time.
9) Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire and potentially damage the heater. 10) To prevent a possible fire, do not block air intakes or exhaust in any manner. 11) A heater has hot and arcing or sparking parts inside. To reduce the risk of fire, do not use in areas where gasoline, paint, or flammable vapors and liquids are used or stored. 12) Use this heater only as described in this manual.
INSTALLATION INSTRUCTIONS WARNING: All wiring must be installed by a certified/licensed electrician. The heater must be grounded in accordance with applicable national and local building codes. WARNING: To reduce the risk of fire, do not store or use gasoline or other flammable vapors and liquids in the vicinity of the heater. All wiring procedures and connections should be in accordance with applicable national and local codes. NOTE: Compatible with a 240V Line Voltage Double Pole Wall Thermostat.
or walls. 3. Keep at least 1 foot (0.3 m) from the back wall, regardless of whether the wall mount bracket is used. 4. Mark the drill-hole positions in the wall or ceiling for the mounting bracket. 5. Drill the required holes with diameter fitted to the anchor provided for positioning the wall mount bracket. 6. Insert the anchors. 7. Attach the wall mount bracket to the wall or ceiling and secure with mounting screws. WALL MOUNT CEILING MOUNT 8.
10. Remove the wiring compartment cover in the rear of the heater by loosening the screw. 11. Run the electrical power supply cable in flexible conduit and connect to the wiring compartment via the knock-out at rear of the heater. 12. Make the connections properly with connectors which are suitable for the conductor size, including ground wires. After making the connections, arrange the pigtail leads of unit and power supply wires in the wiring compartment. 13. You can use the internal or wall thermostat.
SPECIFICATIONS 7,500W/240V WALL / CEILING MOUNTED GARAGE HEATER Model: DR-975 Volt: 240 V Watts: 7500 W Frequency: 60 Hz BTU/h: 25597 Recommended Heating Capacity: 1.25 watts / ft³ (0.
PARTS OF THE HEATER A C B D E F G A. B. C. D. E. F. H I Upper Enclosure Tilt Adjustable Knob Front Exhaust Grill Louver for air direction Control Panel Alarm LED J K G. H. I. J. K. L.
OPERATING INSTRUCTIONS WARNING - The heater must be properly installed before it is used. HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH: Apply appropriate personal protective equipment (PPE) and follow safe electrical work practices. See NFPA 70. A circuit breaker must be installed and serviced only by qualified electrical personnel. Always use a properly rated voltage sensing device to confirm power is off. The Select switch on the heater is only for function selection.
TURNING THE HEATER ON To turn the heater ON, select ON position on the ON/OFF rocker switch. The power indicator light will turn on and display the room temperature. The default temperature setting is 70°F. If you select Inside Thermostat and the room temperature is lower than or equal to 68°F, the heat function on the heater will engage on HIGH mode and will turn off when the room temperature is higher than or equal to 72°F.
To turn off the heater, switch off the circuit breaker. The circuit breaker serves as the power source for the heater. This heater includes a visual alarm to warn that parts of the heater are getting excessively hot. If the alarm flashes, immediately turn the heater OFF and inspect for any objects on or adjacent to the heater that may cause high temperatures. DO NOT OPERATE THE HEATER WITH THE ALARM FLASHING. To reset the heater, switch the circuit breaker OFF.
TROUBLESHOOTING If your heater fails to operate, please follow these procedures: This heater is intended to be a ceiling/wall-mounted heater. It has a thermal cut-off protection. If the thermal cut-off protection trips, switch off the power. Switch off the circuit breaker. The unit should reset automatically after 10 minutes. If the thermal cut-off protection trips again, consult a certified/licensed electrician to determine the reason for overheating.
PLEASE DO NOT ATTEMPT TO OPEN OR REPAIR THE HEATER YOURSELF. DOING SO COULD CAUSE DAMAGE TO THE HEATER OR PERSONAL INJURY. How long is the warranty? This heater comes with a ONE-YEAR LIMITED COMPONENT WARRANTY. If your unit does not appear to be working properly, please contact our service center by calling 1-800-317-1688. Prior to your call, please have your product’s model number, serial number, and purchase receipt/invoice ready so that we may assist you more expediently. Dr.
