30
Stg4 Diff.
H/C
Stages
Locked =
YES
H/C
Stages
Locked =
NO
3rd stage
ON
1st stage
ON
2nd stage
ON
4th stage
ON
3rd stage
ON
1st stage
ON
2nd stage
ON
4th stage
ON
2nd stage
OFF
3rd stage
OFF
4th stage
OFF
1st stage
OFF
Stg4 Differential
1st stage
OFF
2nd stage
OFF
3rd stage
OFF
4th stage
OFF
POINTS:
SP -1.5
SP -1.0
SP -0.5
SP
SP +0.5
SP -2.0
Stg1 Differential
Stg3 Differential
Stg2 Differential
SP -2.5
SP -3.0
SP -3.5
Stg1 Differential
Stg3 Differential
Stg2 Differential
Figure 9. Heating - dual fuel - 4 stage (2 compressor / 2 backup)
Wi-Fi Connection
Wireless networks supported by this system are:
• 802.11b is 2.4Ghz band (max 11 Mbit/s)
• 802.11g is 2.4Ghz band (max 54 Mbit/s)
• 802.11n is 2.4Ghz band (max 130 Mbit/s)
This is for connecting the thermostat to a secure
home wireless network.
NOTE:
A router with Bonjour capabilities is required
for this function. Check the router functions
if the thermostat does not connect. Apple
Bonjour
®
is an implementation of zero-
configuration networking (Zeroconf), a
group of technologies that includes service
discovery, address assignment, and host
name resolution.
NOTE:
Never use a home guest account and
never use an open router connection (non-
secure).
NOTE:
Always use a secure connection physically
located in the home where the thermostat
is located.
