THERMOSTAT
*PP11C70224
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TM(8,L)M |
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YM(8,L)M |
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CM(8,L)M |
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LM(8,L)M |
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| MODULATING |
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| TWO STAGE | |
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| AIR | ||
| FURNACE |
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| CONDITIONER | ||
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Y
Full Stage Compressor
RH
24 – Volt Hot
(Heat XFMR)
G
Fan
RC
24 – Volt Hot
(Cool XFMR)
| W |
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| Full Stage Heat |
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| HM1 |
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| Humidistat |
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2 | External Humidistat |
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(Optional) |
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| Open on Humidity Rise |
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MODULATING
FURNACE CONTROL
C
24 – Volt Common
Y1
Single
Stage Compressor
R
24 – Volt Hot
G
Fan
W
Modulating Heat
Y/Y2
Second or Full
Stage Compressor
O
Reversing Valve
Energized in Cool
LO COMP
Single Stage
Compressor (OUT)
HI COMP
Second Stage
Compressor (OUT)
DHUM
Dehumidification-
Open on Humidity Rise
1
C
24 – Volt Common
Y1
First Stage Compressor
R
24 – Volt Hot
Y2
Second Stage
Compressor
Clipping Jumper W914 for electric heat on thermostat is not necessary
2Part Number:
Move HUMIDISTAT
jumper to “YES”
if humidistat is to be used.
Part Numbers: | 1 |
SAP = Legacy
FIGURE 22: Thermostat Chart - Two Stage Air Conditioner with Single Stage Thermostat – Variable Speed or PSC Modulating Furnace
14 | Johnson Controls Unitary Products |
