Lennox iComfort S30 Installation And Setup Manual page 20

STAGE DELAY TIMERS
Enabled setting: When "ON" all stage delay timers (stages 2 through 6) are
enabled and will serve to bring on additional stage(s) of cooling or heating on a
timed basis (default 20 minutes) Disabled setting: All stages delay timers are
disabled. Heat/cool stages are changed based on temperature.
NOTE: The second-stage delay timer (when stage timers is Enabled) is used for
both HEATING and COOLING. However, if the system has a variable capacity
furnace, zoning or variable outdoor unit, all stage delay timer will be ignored.
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2 THROUGH 6 STAGE DELAYS
2nd thru 6th Stage Delay timer (where applicable) - If staged delay timers are
"Enabled", the default is 20 minutes but can be programmed from 5 to 120 minutes
in 5-minute increments. If the first stage fails to advance the ambient temperature
toward the set point by 1.0°F in the programmed delay time, then the second stage
is activated. However, if the system has a variable capacity furnace, zoning or
variable outdoor unit, all stage delay timer will be ignored.
Range is 5 to 120 minutes. Default is 20 minutes. Adjustments are in increments of
5 minutes.
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LOCK IN 2 STAGE HP BY OUTDOOR TEMP (XP21 ONLY)
This accessory allows the unit to lock in 2nd stage HP heating when the outdoor
temperature goes below the jumper pin setting.
Options are off, 40°F (4°C), 45°F (7°C), 50°F (10°C) and 55°F (13°C). Default is off.
BALANCE POINT CONTROL
If system is set up as dual fuel or heat pump and electric heat, the low and high
balance point exists. The balance points feature requires that a sensed outdoor
temperature is provided to the iComfort
NOTE: When balance point control is ENABLED, the low and high balance point
fields will be turned "ON" and show RED. A message will be displayed asking you to
review the low and high balance point settings and save all RED settings.
Highlighted fields in RED must be saved to allow exit from that screen.
Options are enabled or disabled. Default is disabled. When enabled, both low and
high balance points are controlled.
HIGH BALANCE POINT
Setting used to prevent the furnace or electric heat from heating the structure.
(Alert 19 - Minor - Notification only - The outdoor temperature is higher than the
level where the furnace or electric heat is programmed to heat the home.)
Range is 17 to 75°F. Default is 50°F. Adjustments are in increments of 1°F.
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LOW BALANCE POINT
Setting used to prevent the heat pump from heating the structure. (Alert 18 - Minor -
Notification only - The outdoor temperature is below the level where the heat pump
is programmed to heat the home)
Range is 20 to 72°F. Default is 25°F. Adjustments are in increments of 1°F.
ELECTRIC HEAT STAGES DURING DEFROST
Can increase or decrease the number of electric elements to come on during a call
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for defrost. (iComfort S30 will have a demand for heat.)
Range is 0 to 5 electric heat stages. Default is 2. Adjustments are in increments of
1.
MIN DEHUMIDIFICATION SETPOINT
Adjustable dehumidification range on the iComfort
Range is 40 to 60%. Default is 40%. Adjustments are in increments of 1%.
HUMIDITROL COMFORT ADJUST
Options are Maximum Overcooling, Midpoint Overcooling and Minimum
Overcooling. Default is Maximum Overcooling.
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Maximum Overcooling: Indoor temperature > (greater than) 2°F above
heating setpoint.
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Midpoint Overcooling: Indoor temperature > (greater than) HEAT setpoint
+ COOL setpoint / 2.
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Minimum Overcooling: Indoor temperature > (greater than) 2°F below
cooling setpoint.
NOTE: XP25 is not currently compatible with Humiditrol (EDA).
MAX HUMIDIFICATION SETPOINT
Maximum allowed set point for humidification.
Range is 15 to 45%. Default is 45%. Adjustments are in increments of 1%.
DEW POINT ADJUSTMENT
Range is -15 to 15°F. Default is 0°F. Adjustments are in increments of 1°F.
The Dew Point Adjustment can be set from -15% to +15%. These settings allow
adjustments to the Dew Point setting for the home. Some homes may require an
adjustment to help maintain comfort. If condensation is present on windows, set
the adjustment lower, between -15% to -5%. If the home feels dry, set the
adjustment upwards, between +5 to +15%.
AUTO CHANGEOVER - HUMIDIF. DEADBAND
Prevents the Humidification and Dehumidification settings from being closer
together than 5% or greater than 10% (Dead-band).
Range is 5 to 10%. Default is 5%. Adjustments are in increments of 1%.
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