TABLE 10
Field Wiring Applications
Thermostat
DIP Switch Settings and On−Board Links
(Figure 52)
W915
W951
(Y1 to Y2)
DIP Switch 1(O to R) Two−Stage
Wiring Connections
Cooling
Heat Pumps
1 Heat / 1 Cool | ON | Intact | Intact | S1 | CONTROL | OUTDOOR |
NOTE − Use DIP |
|
|
| T’STAT | TERM. STRIP | UNIT |
|
|
|
|
|
| |
switch 2 to set sec- |
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|
|
|
|
|
ond−stage heat ON |
|
|
|
|
|
|
delay. |
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|
|
|
|
OFF10 minutes. |
|
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|
|
|
|
ON−15 minutes. |
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|
|
|
|
|
|
|
|
| EXISTING |
|
|
|
|
|
| W915 JUMPER |
1 Heat / 2 Cool | ON | Cut | Intact | S1 | CONTROL | OUTDOOR |
NOTE − Use DIP |
|
|
| T’STAT | TERM. STRIP | UNIT |
|
|
|
|
|
| |
switch 2 to set sec- |
|
|
|
|
|
|
ond−stage heat ON |
|
|
|
|
|
|
delay. |
|
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|
|
|
|
OFF−10 minutes. |
|
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|
|
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|
ON−15 minutes. |
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|
Page 37
