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WARNING
TO AVOID THE RISK OF ELECTRIC SHOCK OR DEATH, WIRING TO THE UNIT MUST BE
PROPERLY GROUNDED. FAILURE TO PROPERLY GROUND THE UNIT CAN RESULT IN A
HAZARD LEADING TO PERSONAL INJURY OR DEATH.
Line Voltage
The nameplate and/or Installation and Operating Manual specification page provides kW rating and
operating current requirements for each specific model. Select the proper wire size to comply with your
type of wire routing and NEC field wiring requirements.
Field connection is at this product's furnished circuit breaker. This integrated circuit breaker is a proper
local disconnect.
WARNING
USE ONLY COPPER WIRE FOR CONNECTION TO THE CIRCUIT BREAKER TERMINALS AND
INSIDE THIS PRODUCT'S CABINET.
If the 240 power service is to be wired as single feed, order option circuit breaker single feed bus bar, part
number 5701.
WARNING
DISCONNECT ALL ELECTRICAL POWER BEFORE ELECTRICALLY CONNECTING OR
SERVICING THE UNIT. FAILURE TO DISCONNECT THE ELECTRICAL POWER BEFORE
WORKING ON THIS PRODUCT CAN CREATE A HAZARD LEADING TO PERSONAL INJURY
OR DEATH.
Electric Furnace Control –
Room Thermostat, Air Conditioning
Use conventional heat/cool, 1H/1C, thermostat. It can be mechanical, digital, power robbing, battery
operated, setback, etc. If mechanical, set the heat anticipator to 0.2.
Connect the standard R, W, G, Y stat terminals to the control board HEAT/COOL terminal block with
the same letters.
Room Thermostat, 2-Speed Air Conditioning
Use conventional heat/cool, 2H/2C, thermostat. It can be mechanical, digital, power robbing, battery
operated, setback, etc. If mechanical, set the heat anticipator to 0.2.
Connect the R, W, G stat terminals to the control board HEAT/COOL terminal block with the same
letters.
Connect the Y1 stat terminal to the control board Y1 tab. Connect the Y2 stat terminal to the control
board Y/Y2 screw terminal.
The room thermostat W2 is not used or connected.
Outdoor Unit, Air Conditioning
Connect the outdoor unit 2 wires to the control board Y/Y2 and C. If 2-speed A/C, there will be a third
wire connected to the tab Y1.
02/14/2006
Electrical Installation
Inside View, Right Board
10
NI806
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