Indeeco 961 Series Manual
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Indeeco 961 Series Manual

Confined space unit heater horizontal or vertical mounting
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FEATURES:
•
Forced air electric unit heater available in:
240/208 volt single phase, 5 kw and
240 and 480 three phase 5 kw.
•
240/208 single phase unit is factory wired
for 5 kw. The wattage may be changed by
moving jumpers as indicated in table 1.
•
24 volt control standard on three phase unit.
•
All units with "T" suffix provided with unit
mounted hydraulic thermostat.
•
Mounting bracket included with all units.
PROPER MOUNTING:
The heater(s) should be located along outside
walls or other areas of greatest heat loss.
Multiple heaters should be spaced to set up a
generally circular air movement, each heater
supporting the air stream of the other.
IMPORTANT: OWNER SHOULD RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
961 SERIES
CONFINED SPACE
UNIT HEATER
Horizontal or Vertical Mounting
ATTENTION: Read carefully before attempting to install or
operate Unit Heater.
REV. LEVEL
EXPOSED
EXPOSED
ECO 1-7305
07/2017
H
H
FORM 9763

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Summary of Contents for Indeeco 961 Series

  • Page 1 961 SERIES CONFINED SPACE UNIT HEATER Horizontal or Vertical Mounting ATTENTION: Read carefully before attempting to install or operate Unit Heater. FEATURES: • Forced air electric unit heater available in: 240/208 volt single phase, 5 kw and 240 and 480 three phase 5 kw.

  • Page 2: Principles Of Operation

    PRINCIPLES OF OPERATION MOUNTING THE HEATER Select the mounting location. Be sure to observe When the thermostat calls for heat, the elements the minimum mounting clearances as shown in are immediately energized, a fan delay brings on Figure 2. the fan after the elements are heated allowing The heater can be mounted either from the warm air to circulate.

  • Page 3: Power Connection

    Fig. 2 POWER CONNECTION To avoid possible electrical shock, be sure the electrical current is turned off at the main switch prior to wiring or servicing of unit. 1. Remove the access panel, by removing four screws, two on the front and two on the back. 2.

  • Page 4: Operation

    3. This 961 series is provided with a fan delay/purge. When the heater is turned on, the elements will heat up before the fan comes on (approx. 30 seconds). This allows for warm air circulation. When the thermostat is satisfied, the elements will de-energize and the fan will continue to run (approx.

  • Page 5: Maintenance

    All units have fan motors that are permanently lubricated. No oiling is required. WIRING DIAGRAMS 961-U5000KU-T 961-U5000U-T 425 Hanley Industrial Court * St. Louis, Missouri 63144 (314) 644-4300 * FAX (314) 644-5332 www.indeeco.com * sales@indeeco.com REV. LEVEL ECO 1-7305 07/2017 FORM 9763...

This manual is also suitable for:

961-u5000v-t961-u5000k-t961-u5000u-t

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