REZNOR EHL Residential Wall Heater Instructions

REZNOR EHL Residential Wall Heater

WARNING
When using electrical appliances, basic precautions should always be taken to reduce the risk of fire, electrical shock and injury, including the following. Read carefully these instructions before installation, and operation of the heater. Failure to adhere to the instructions could result in fire, electric shock, serious personal injury, and death or property damage. Review frequently for continuing safe operation and instruction of future users, if necessary.

IMPORTANT INSTRUCTIONS

1. Read all instructions before installing or using this heater.
2. This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces.
3. Keep combustible materials, like furniture, pillows, bedding, papers, clothes, and curtains at least 36 in. (915 mm) from the front of the heater and away from the sides.
4. Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
5. Do not operate any heater after it malfunctions. Disconnect power at the service panel and have the heater inspected by a reputable electrician before reusing it.
6. Do not use outdoors.
7. Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
8. Do not block air intakes or exhaust in any way whatsoever.
9. This heater has hot and arcing or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable liquids are used or stored.
10. Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury.
11. The heater has been designed and certified for ambient heating only. The maximum ambient operating temperature is 30 °C (86 °F).
12. The heater is not designed for use in a humid environment where condensation may form on the device.
13. AMERICAN VERSION ONLY: This heater includes a visual alarm to warn that parts of the heater are getting excessively hot.
14. If the light turns on, immediately turn the heater off and inspect for any objects on or adjacent to the heater that may have blocked the airflow or otherwise caused high temperatures to have occurred.
15. If no obstruction is visible, the heater must be checked by a qualified person. DO NOT OPERATE THE HEATER WHEN THE ALARM LIGHT IS ON.
16. The thermostat should not be considered an infallible device in cases where maintaining a temperature is considered critical.
17. Examples: Hazardous material storage, computer server room, etc. In these particular cases, it is imperative to add a monitoring system to avoid the consequences of a thermostat failure.
18. Use only a copper branch circuit.

INSTALLATION INSTRUCTIONS

CAUTION

• For bathroom use, the heater must be installed so that switches and other controls cannot be touched by anyone in the bath or shower.
• This product is not recommended with the ground fault circuit interrupter (GFCI). The humidity in the air can generate a leakage current higher than the limit of the GFCI which will cause the product to stop.

RECESS WALL MOUNTING

1. The heater may be installed in any of four vertical positions as shown in the drawing.
2. Provide an opening as shown on the drawing, a minimum of 3 in. (76 mm) deep. May be recessed in a 2X3 in. stud wall.
3. Remove the appropriate knock-out from the recess box for the electrical supply. The heater junction box volume is 35 in.3 (576 cm3).
4. Install the heater or the recess box and be sure that the heater is attached firmly with the provided screws. Make sure that the edge on each side of the recess box leans on the gypsum panel and not on the structural parts of the wall.
5. See the marking on the sides of the recess box. IMPORTANT: If the recess box is pre-installed, insert the keyholes of the venturi on the 4 screws of the recess box and tighten the 4 screws to prevent vibration.
6. Connect the heater leads to the supply leads according to the wiring diagram of these instructions by local and national codes.
7. Install the grille using the provided screws. Make sure that the fan blade is free to rotate and the heater assembly is free of foreign objects and/or matter. Make sure that the solid panel of the grille covers the supply connection box.
8. Test the heater by temporarily adjusting the thermostat at maximum temperature.

SURFACE WALL MOUNTING

1. The heater (and surface box) may be installed in any of four vertical positions (See drawing).
2. Locate the power supply leads behind the surface box.
3. Mount the surface box securely to the wall with the provided screws.
4. Follow instructions 3 to 7 mentioned previously in the recess wall mounting section.

OPTIONAL THERMOSTAT
Refer to the instructions supplied with the option.

CAUTION

• High temperature, risk of fire, keep electrical cords, drapery, furnishings, and other combustibles at least 36 in. (915 mm) from the front of the heater and away from the sides.
• To reduce the risk of fire, do not store or use gasoline or other flammable vapours and liquids in the vicinity of the heater.
• In addition to ensuring that the clearance distances set out above are respected, ensure that the framing materials, insulation and finishing that are likely to be in contact with or close to the device can withstand temperatures of at least 90 °C (194 °F).

IMPORTANT

1. Allow 4 ft. (1.2 m) minimum clearance for air outlet.
2. Do not install less than 4 in. (102 mm) from flooring that withstands temperature and 10 in. (254 mm) from linoleum flooring.
3. Do not install the venturi of the heater directly in the wall.  Always install the heater in the wall with the recess box.

OPERATING INSTRUCTIONS

1. The heater must be properly installed before it is used.
2. Turn the power on at the circuit breaker panel.
3. Electronic thermostat: be sure to set it on the fan mode.
4. Built-in thermostat (optional): to set the thermostat at the desired temperature, follow these steps:
   • Set the thermostat at maximum temperature (turn clockwise).
   • When the desired temperature is reached, turn the thermostat counterclockwise slowly until you hear a click.
   • The thermostat will keep this room temperature.
5. Built-in thermostat with control knob, the setting can be done with the supplied knob, located on the front cover.
6. Built-in tamperproof thermostat: the setting can be done through the hole in the front cover with a small slotted screwdriver.

AMERICAN VERSION ONLY
This heater includes a visual alarm to warn that parts of the heater are getting excessively hot. If the light turns on, immediately turn the heater off and inspect for any objects on or adjacent to the heater that may have blocked the airflow or otherwise caused high temperatures to have occurred. DO NOT OPERATE THE HEATER WHEN THE ALARM LIGHT IS ON.
Note: Images shown in this document may differ from your device.

MAINTENANCE INSTRUCTIONS

1. Once a year, remove the front panel and use a vacuum cleaner to remove the dust accumulation inside the heater and through openings of the front panel.
2. Cleaning should be done while the heater is disconnected from the main service panel.
3. Wait until the housing and heating element cool before performing maintenance.
4. Replace the front panel before energizing.
5. Any other servicing should be performed by a qualified technician.

References

• Reznor HVAC

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