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22 31-5000564 Rev. 3
ENGLISH
Model:
2U18MS2HDA
3U24MS2HDA
Model:
2U20EH2HDA
3U24EH2HDA
4U36MS2HDA
Step 3 - Installation of the Outdoor Unit (Cont.)
INSTALLATION INSTRUCTIONS
AB
C
Suggested Colors:
L1=White
L2=Black
L3=Red
Ground= Solid Green
or Green-Yellow
Outdoor Unit
Indoor Unit A
Outdoor unit
Power Wiring
3
2
1)
(N)
(L )
(C
2
1)
(N)
(L
Indoor unit A
Control Wiring
4 Wire - 14 AWG
Stranded
To Service Disconnect
1
2
3
=White
=Black
=Red
=Green
ABCD
Sugested Colors
230 Volt Supply. 1 to L1, 2 to L2.
Indoor unit B Indoor unit C Indoor unit D
3
2
1)
(N)
(L )
(C3
2
1)
(N)
(L )
(C3
2
1)
(N)
(L )
(C
Strain Relief
Brackets
Power Wiring
To Service Disconnect
208/230 Volt Supply. L1 to L1. L2 to L2.
Strain Relief Brackets
C1 C2
1 2 3
1 2 3
L1 L2
1 2 3
Central Control
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