Installation
2)1&U-,0&1&,+
W ARNING
࡛ For personal safety be sure to turn the electrical power “OFF” at the main entrance (Home
Circuit Breaker Box) and at the unit control box circuit breakers before attempting any service or
maintenance operations. Homeowners should never attempt to perform any maintenance which
requires opening the air handler control box door.
࡛ This air handler is not equipped with a shield that covers the line voltage electrical supply wires and
the circuit breaker connections. Take precautions to prevent accidental electrical shock. Be sure to
turn the electrical power “OFF” at the main entrance (Home Circuit Breaker Box) and at the control box
circuit breakers before removing the front panel.
Power supply wiring
࡛ The unit internal wiring is complete except for the power supply and control wires.
࡛ The use of cable connectors on incoming power supply wires to relieve any strain on wiring is recommended.
࡛ Follow the steps below to connect the power supply wires.
࡛ Supply voltage is 208/230V, 1ø, 60 Hz.
࡛ If you are installing optional heat kits, refer to the heat kit installation instructions for line voltage connection
instructions
Wiring diagram
1(L)
2(N)
Indoor Unit
Outdoor Unit
Indoor Power Main power cable
Cable clmap
Cable clmap
Communication cable
V1 V2 F3 F4
1(L) 2(N)
NL
F2F1
F2F1
Wiring Work
9ʪϩиʪʪÃʒͱͱθɇʒĮЇϩʒͱͱθAͱʪʀϩͱʀɇɵʪƊΧʪʀѣʀɇϩͱϑ࣑AͱͱЇϑʪ࣒
Indoor Power supply
Communication Cable
Power Supply đɇуࢩđ࣑Ǥ࣒ Indoor Power cable
208~230V/60Hz ±10%
0.0039in
2
ࡥߥиθʪϑ
(2.5mm
2
ࡥߥиθʪϑ࣒
0.0012 inch
2
ࡥߤиθʪϑ
(0.75mm
2
ࡥߤиθʪϑ࣒
࡛ Selecting wire size must comply with local and national code.
࡛ ťͱиʪθϑЇΧΧцʀͱθʒϑͱ˙Χɇθϩϑͱ˙ɇΧΧɇʀʪϑ˙ͱθͱЇϩʒͱͱθЇϑʪϑ˵ɇͱϩɵʪ˝˵ϩʪθϩ˵ɇΧͱцʀ˵ͱθͱΧθʪʪϑ˵ʪɇϩ˵ʪʒѤʪуɵʪ
cord. (Code designation IEC:60245 IEC 57 / CENELEC: H05RN-F)
࡛ ƊʀθʪиϑͱϩʪθɇɵͱʀЇϑϩͱϩɵʪЇϑʀθʪиʪʒиϩ˵ϩ˵ʪϩͱθαЇʪʪϑϑϩ˵ɇߣߤ˝˙࡛ʀ࣑ߢߪߨɵ˙࡛˙ϩ࣒
࡛ Since it has the external power supply, refer to the outdoor unit installation manual for MAIN POWER.