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Recessed Wall Installation
!
NOTE: The use of a Signature Series Trim kit is strongly
recommended when recessing the heater.
!
NOTE: A recess opening dimension of 20-1/2" high and
the length of the heater is required to install this heater.
!
NOTE: The heater may be recessed up to a depth of
5-5/8".
1. Unpack the heater from the carton and remove the front
panel.
!
NOTE: The front panel screws are recessed at the
bottom of the front panel at each end of the heater.
2. Remove the desired terminal box covers and wire supply
knockouts from the terminal box area.
3. Use trim frame as a template to drill holes into the top,
bottom and sides of the heater using a 1/8" diameter drill
bit.
4. Secure the trim frame using the #8 screws provided with
the trim kit.
!
NOTE: The bottom trim may be omitted if the heater is to
be installed at floor level.
5. Prepare the wall recess opening to accept the heater.
Wiring Diagrams
HEATER NO CONTROLS - 1 PH PARALLEL
ELEMENT
L1
LIMIT CONTROL
L2
RETURN WIRES
HEATER NO CONTROLS - 3 PH DELTA
ELEMENT
L1
LIMIT CONTROL
L2
RETURN WIRES
L3
HEATER 2 POLE STAT - 1 PH PARALLEL
ELEMENT
LIMIT CONTROL
STAT
L1
L2
RETURN WIRES
HEATER c/w 2 or 3 POLE STAT - 3 PH DELTA
ELEMENT
LIMIT CONTROL
STAT
L1
L2
L3
RETURN WIRES
7106223000
2
HEATER LVD RELAY - 1 PH PARALLEL
LIMIT CONTROL
L1
L2
RETURN WIRES
7106222200
HEATER LVC RELAY - 1 PH PARALLEL
L2
LIMIT CONTROL
L1
RETURN WIRES
L3
7106222500
HEATER 3 POLE CONTACTOR - 3 PH DELTA
LIMIT CONTROL
L1
L2
RETURN WIRES
7106222700
HEATER 3 POLE CONTACTOR/TX - 3 PH DELTA
LIMIT CONTROL
REGLAGE DE LIMITE
RETURN WIRES
L2 L3
L1
!
NOTE: Leave approximately 1/2" clearance to insert the
heater cabinet.
6. Secure the back plate into the recess opening using suit-
able fasteners (provided by customer).
7. Proceed to wiring instructions.
Wiring Instructions
Recommended minimum supply wire sizes are listed in the
table below:
MAXIMUM WATTS PER CIRCUIT USING 75 °C WIRE
Rough in
120V 208V 240V 277V 347V
Wire Size
14
1440
12
1920
10
2880
1. Run branch circuit wiring of proper voltage and wire size
to the location of the terminal box of the heater. (See
Chart)
!
NOTE: Supply wire entry is commonly made into one
heater. Through wiring (factory furnished) can be used
for connection to adjacent heaters.
ELEMENT
RELAY
T2
A
T1
C
L1
L2
7106223700
ELEMENT
RELAY
T2
A
T1
B
C
L2
L1
7106223200
T2
ELEMENT
T1
24V
L1
L2
L3
CONTACTOR
7106224000
T2
ELEMENT
T1
24V
L1
L2
L3
CONTACTOR
7106223500
(COPPER WIRE)
2496
2880
3324
3328
3840
4432
4992
5760
6648
2. Wire all heaters and controls in accor-
dance with the appropriate wiring diagram.
!
NOTE: Sample wiring diagrams beside.
3. Wrap the supply ground wire around the
green painted ground screw & tighten.
!
NOTE: When heaters are mounted end to
end, remove the finished end plate, install
a chase nipple and locknut in the terminal
box to ensure grounding continuity and to
protect the wiring.
Where headers are spaced apart, remove
the finishing end plate, and use rigid conduit
(provided by customer) for through wiring and
ground continuity. Do not exceed the allowable
number of conductors allowed by the National
Electric Code.
4. Do a final and complete check of all wiring
then replace the terminal box covers being
careful not to pinch any wires.
5. The front panel may now be installed.
Terminal Box Volumes in Cubic Inches
Heater
Left Hand Box 4"
Style
Wide
AF20
379.75
WARNING: TO PREVENT THE RISK
OF FIRE, DO NOT OPERATE THE
HEATER WITHOUT THE FRONT PAN-
ELS IN PLACE.
•
Insert the top of the front panel into the top
flange of the heater.
•
Push the bottom flange of the front panel
into place and secure with screws.
480V
600V
4164
5760
7200
5552
7680
9600
8328
11520
14400
Right Hand Box
5" Wide
474.75
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