33 PB
l Pr and ng
nnng of e Ca
(Inse)
Chis
5.
S
INSTALLATION OF THE OUTDOOR UNIT
Specifications
WIRE SIZE
Use ONLY wiring size recommended by
the National Electric Code (NEC) for single
outlet branch circuit.
FUSE/CIRCUIT
BREAKER
Use ONLY type and size fuse or HACR
circuit breaker indicated on unit’s rating
plate. Proper current protection to the
unit is the responsibility of the owner.
GROUNDING
Unit MUST be grounded from branch cir-
cuit to unit, or through separate ground
wire. Be sure that branch circuit or gen-
eral purpose outlet is grounded. Do NOT
use an extension cord.
ELECTRICAL
DISCONNECT
Ensure an electrical disconnect is
installed according local and national
electrical codes
Model Wire Diameter(AWG)
Interconnecting Wire
between Indoor and
Outdoor Unit
Main Power Supply To Outdoor Unit
Wire Size MOP (Rating of Over
current Device)
MCA (Minimum Circuit
Ampacity)
FPHSR09A3B 14-4 AWG 600V THHN 15A 9.5A
FPHSR12A3B 14-4 AWG 600V THHN 15A 10.5A
FPHSR18A3B 14-4 AWG 600V THHN 30A 20A
FPHSR24A3B 14-4 AWG 600V THHN 35A 22A
Table E.1
Indoor Unit
Connect the power cord to the indoor unit by connecting the wires to the
terminals on the control board individually in accordance with the outdoor
unit connection.
Note: For some models, it is necessary to remove the cabinet to connect to
the indoor unit terminal.
Outdoor Unit
1. Remove the cable cross board from the unit by loosening the screw. Con-
nect the wires to the terminals on the control board individually per circuit
diagram posted on inside of access door. Refer to Figure E.2.
2. Secure the power cord onto the control board with cable clamp.
3. Reinstall the cable cross board to the original position with the screw.
4. Use a recognized circuit breaker between the power source and the unit.
(Refer to Table E.1. An electrical disconnect must be installed according to
local and national codes. Refer to Table E.1.
Figure E.2
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