Reznor EWHB Owner's Manual
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Reznor EWHB Owner's Manual

Reznor EWHB Owner's Manual

Washdown / corrosion resistant industrial / commercial electric unit heater
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EWHB Unit Heaters
Washdown / Corrosion Resistant
Industrial / Commercial Electric Unit Heater
Owner's Manual
This manual covers installation, operation and maintenance. Read carefully before attempting to
install, operate or service the EWHB Series Unit Heater.

IMPORTANT INSTRUCTIONS

SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE
Reznor, LLC
O'Fallon, MO 63368 • USA
800-695-1901
www.reznorhvac.com
23-2180-83-5REZ

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Summary of Contents for Reznor EWHB

  • Page 1: Important Instructions

    Washdown / Corrosion Resistant Industrial / Commercial Electric Unit Heater Owner’s Manual This manual covers installation, operation and maintenance. Read carefully before attempting to install, operate or service the EWHB Series Unit Heater. IMPORTANT INSTRUCTIONS SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE Reznor, LLC O’Fallon, MO 63368 •...
  • Page 2 11. To prevent a possible fire, do not block or allow foreign objects to enter air intakes or exhaust in any manner. WARRANTY WILL BE VOID IF INSTRUCTIONS ARE NOT FOLLOWED. EWHB Series Industrial / Commercial Electric Unit Heater /Warnings, Page 1 23-2180-83-5REZ...

  • Page 3: Installation Instructions

    See Figures 1 & 2 for some typical airflow pattern arrangements: EWHB Series Industrial / Commercial Electric Unit Heater /Installation Instructions, Page 1 of 4 23-2180-83-5REZ...
  • Page 4 2400 CFM 50 Ft 1200 FPM 12.1 to 47 (4077 cubic m/hr) (15 m) (366 m/min) (See Table 4 on next page for tabulated dimensions) EWHB Series Industrial / Commercial Electric Unit Heater /Installation Instructions, Page 2 of 4 23-2180-83-5REZ...
  • Page 5 TABLE 4: 4.25” 19.50” 8.50” <= 12 (108mm) (495mm) (216mm) 7.125” 22.25” 3.25” 12.1 to 47 (181mm) (565mm) (83mm) EWHB Series Industrial / Commercial Electric Unit Heater /Installation Instructions, Page 3 of 4 23-2180-83-5REZ...

  • Page 6: Electric Shock Hazard

    10. Check and confirm all connections are securely tightened. Remove any foreign objects from the control box and close access door. 11. See section titled “Operating Instructions” before energizing the heater. EWHB Series Industrial / Commercial Electric Unit Heater /Installation Instructions, Page 4 of 4 23-2180-83-5REZ...

  • Page 7: Operating Instructions

    Do not turn the heater off at the main disconnect switch, as this will prevent the fan from cooling elements. EWHB Series Industrial / Commercial Electric Unit Heater /Operating Instructions, Page 1 of 2 23-2180-83-5REZ...
  • Page 8 12. Check out and report any unusual or questionable operating characteristics, such as noise, vibration, etc. 13. Set the temperature control thermostat to the desired room temperature setting and place unit in service. EWHB Series Industrial / Commercial Electric Unit Heater /Operating Instructions, Page 2 of 2 23-2180-83-5REZ...

  • Page 9: Maintenance Instructions

    See below to locate the reset button: EWHB Series Industrial / Commercial Electric Unit Heater /Maintenance Instructions, Page 1 of 1 23-2180-83-5REZ...

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Ewhb series

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