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Figure 12. Notch for Control Panel Relocation
SIDE
Figure 13. Control Panel Relocated to End Panel
208 Volt Conversion
1.
2.
3.
transformer leads from the 240 volt terminal on the
transformer to the 208 volt terminal on the transformer.
507787G02 / 31-5000675-1
TOP
WARNING
208 / 240 VOLT TRANSFORMER
240 Volts
Figure 14. Converting Unit from 240VAC to 208VAC
1
Thermostat
R
C
1
E
1
Auxiliary Heat
W/
(Heat Pump)
W1
Indoor Blower Only
G
L
4
Heat Pump
O
Compressor / 1st Stage
Y1
Compressor / 2nd Stage
2
Y2
B
Not Used
1 Refer to thermostat installation instructions
If applicable
2
3 Refer to indoor unit installation instructions
"L" is used for any accessories (e.g. diagnostic /
4
warning / alarm), used to activate thermostat
warning light
W / W1 / W2 / W3 are auxiliary heat
NOTES:
(supplemental to heat pump).
"E" is emergency heat (disables heat pump).
Figure 15. Thermostat Designations -
Issue 2336
PRIMARY
SECONDARY
208 Volts
Indoor Unit
R
C
Auxiliary Heat
(Heat Pump)
W1
1
2
W2
1
2
W3
G
L
Non-Communicating
Outdoor Unit
R
C
W1
3
3
L
O
Y1
Y2
Page 13 of 22
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