4
18-HB20D5-1E-EN
General Information
Follow these instructions to install the Single-Point
Power Entry Kit (SPEK) in single packaged units.
1. Check for any shipping damage, and if any, report it
to the carrier immediately.
2. Check the single power entry kit nameplate to
ensure available power supply complies with the
particular single power entry kit, heater and unit
model being used.
3. The field electrical connections and wiring must be
done in accordance with the “National Electrical
Code” and must comply with local electrical codes.
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1. Remove the Control/Heat panel.
2. Open the louvered Heater Control box door and
mount the SPEK inside the Heater Control box.
Secure the SPEK with the screws provided in the kit.
See illustrations and wiring diagrams throughout
this guide.
3. Insert the included grommet in the hole in the
heater Control box base that leads to the unit
Control/Heater compartment. The unit power wires
provided with the SPEK will pass through this
grommet and be routed up to the unit contactor.
4. Make all electrical connections to the unit and
heater in accordance with the appropriate wiring
diagram in this instruction and included with the
specific SPEK.
5. Place the included SPEK wiring diagram on the
inner surface of the Control/Heater access panel
next to the unit wiring diagram and extra heater
wiring diagram.
IImmppoorrttaanntt:: The two (2) nameplate labels included with
the single power entry kit must be attached
to the air conditioning unit or heat pump
unit as illustrated in
The smaller label MMUUSSTT be placed over the
unit rating nameplate to cover the unit only
MCA and Fusing.
Check the appropriate kit, heaters and unit
combination using the tables in this guide.
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NNoottee:: All field wire to be rated 75°C minimum.
Maximum field wire size is 2/0 AWG.
1. Check to make certain the proper size fuses are
installed per the fuse table ( located on the wiring
diagram) and the ampacity and max fuse/circuit
breaker tables for the particular SPEK being used.
2. Remove the required electrical knockout from the
unit conduit panel and route the field wires through
the u nit heater section (not the Control Box
section).
3. Connect the power supply to the terminal block or
fuse block (depending on SPEK kit being used) on
the SPEK. See appropriate wiring diagram for
hookup connections. Connect the power supply
ground wire to the ground lug on the single power
entry kit. The BAYSPEK060 and 061 wire terminals
connect to the installed heater terminal block on the
Heater Control box base to power the unit.
4. Close the Heater/SPEK control box cover.
5. Reinstall the Control/Heat access panel.
6. Apply power to the unit.
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All lower voltage connections have been made to the
heater via polarized plugs. The low voltage controls are
connected to the room thermostat from the air
conditioner or heat pump low voltage leads. See the
field wiring diagram with the unit.
Figure 1. Single Point Power Entry Kit Label Positions
Heater Installed
Nameplate
Place SPEK Nameplate
Over Heater Label
Unit Namplate
Place Smaller Label
to Cover Unit Only MCA
and Fusing
Single Power Entry Knockout
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