Reznor EHA Instructions

Reznor/Thomas & Betts Corp.
Mercer, PA 16137
Tel.: 1 800 695-1901
www.RezSpec.com
©
2008 Thomas & Betts. All rights reserved. All other trademarks are
the property of their respective organizations.
INSTRUCTIONS
"EHA" Model
WARNING
When using electrical appliances, basic precautions should
always be taken to reduce the risk of fi re, electrical shock and
injury, including the following.
Read carefully these instructions before installation, operation
of the heater. Failure to adhere to the instructions could result in
fi re, 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
- Read all instructions before using this heater.
- This heater is hot when in use. To avoid burns, do not let
bare skin touch hot surfaces. Keep combustible materials,
like furniture, pillows, bedding, papers, clothes, and
curtains at least 36 in. (915 mm) from the front of the heater.
- Do not use outdoors.
- Do not insert or allow foreign objects to enter any ventilation
or exhaust opening as this may cause an electric shock or
fi re, or damage the heater.
- Do not block air intakes or exhaust in any way whatsoever.
- This heater has hot and arcing or sparking parts inside.
Do not use it in areas where gasoline, paint, or fl ammable
liquids are used or stored.
- Use this heater only as described in this manual. Any other
use not recommended by the manufacturer may cause fi re,
electric shock, or injury.
- The thermostat should not be considered as an infallible system
where maintaining a temperature is considered critical.
Examples: Hazardous material storage, computer room, etc.
In these particular cases, it is imperative to add a monitoring
system to avoid the consequences of a failure of the thermostat.
KEEP THESE INSTRUCTIONS.
IMPORTANT
Do not obstruct front of heater
for at least 48 in. (1220 mm).
INSTALLATION INSTRUCTIONS
RECESS MOUNTING:
1- Heater must be used with recess box.
2- Never install warm air outlet of heater less than
10 in. (250 mm) from fl oor or adjacent wall.
3- Provide a wall opening as:
Depth : 4 5/16 in. (109 mm)
Height : 19 7/8 in. (506 mm)
Length : - Single unit : 14 7/16 in. (368 mm)
- Double unit : 30 3/16 in. (767 mm)
- Triple unit : 46 5/8 in. (1185 mm)
4- Remove the appropriate knock-out from the recess box
for the electrical supply.
5- Attach fi rmly the recess box using provided screws.
Make sure that the edge on each side of the recess box
lean on the drywall and not on the structural parts of the wall.
See marking on the sides of the recess box.
6- Install the heater to the recess box and be sure that the
heater is attach fi rmly with four (4) provided screws.
7- Connect the heater leads to the supply leads according
to national and local codes. See wiring diagram in the heater.
8- Make sure the fan rotates freely and that there is no foreign
object in the heater.
9- Install the front cover using the provided screws.
IMPORTANT: Make sure that the part of the front cover
wihtout louver is at the top to insure proper air fl ow.
10- To test the heater temporarily, set thermostat at maximum
temperature.
212 mm
8 "
5/16
74 mm
2 7/8 "
51 mm
55 mm
408 mm
2 "
3/16
16 "
1/16
34 mm
34 mm
1 "
5/16
1 "
5/16
578 mm
506 mm
22 "
3/4
19 "
7/8
40 mm
1 "
9/16
Front View
SURFACE MOUNTING:
1- The surface box must be used with recess box.
2- Never install warm air outlet of heater less than
10 in. (250 mm) from fl oor or adjacent wall.
3- Locate the power supply leads behind the planned location
of the heater (surface box).
4- Mount the surface box securely to the wall with provided
screws.
5- Insert the front panel supports (top and bottom) in the surface
box before reinstalling the front panel.
6- Follow instructions 4 to 10 as above for recess mounting.
MAINTENANCE INSTRUCTIONS
- Once a year, remove the front panel and use a vacuum cleaner
to remove the dust accumulation inside the heater.
- Cleaning should be done while the heater is disconnected
from the main service panel. Wait until the housing
and heating element cool before performing maintenance.
- Replace the front panel before energizing.
- Any other servicing should be performed by a qualifi ed
technician.
The manufacturer warrants the component parts of its products
against defects in material and workmanship for a one year period
following the date of purchase, under normal use and service, when
proof of purchase of such is provided to the manufacturer. The
obligation of the manufacturer, under the terms of this warranty,
will be to supply a new unit and this releases the manufacturer from
paying the installation costs or other secondary charges linked to
replacing the unit or the component part(s).
368 mm
14 "
7/16
51 mm
Required Wall
2"
Depth Opening
KOE Ø22 mm
107 mm
51 mm
KOE Ø "
7/8 4 "
3/16
2" 2"
584 mm
23"
Simple Unit
Side View
All Models
WARRANTY
810 mm 1227 mm
31 " 48
7/8 5/16
109 mm
4 "
5/16
767 mm 1185 mm
30 " 46
3/16 5/8
Double Units Triple Units
INS269-200405-04
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