Owner's manual

PG 10
PG 10
HUMIDITY
The LS-90 has a humidistat to control an
external humidier for humidifying by the H terminal.
HUMIDIFR - To set a minimum humidity level (with a
humidier installed in the HVAC) from the HOME screen:
1. Press MENU, then touch the HUMIDITY
2. Toggle HUMIDIFR from <OFF> to <W/HEAT>.
3. Touch MIN --% and use the +/- buttons to set the desired
minimum humidity level.
4. The LS-90 can be toggled <ALWAYS> run the humidier
when the humidistat calls for humidity (fan also runs) or can
be set to run only when the humidistat is calling for humidity
and the heat is also running <W/ HEAT>.
DE-HUMID BY A/C - The LS-90’s humidistat can also control the Air Conditioner for de-humidifying. To
set a maximum humidity level (using the air conditioner):
1. Press MENU, then touch the HUMIDITY, then view DE-HUMID by A/C.
2. Touch MAX --% and use the +/- buttons to set the desired maximum humidity level.
(You cannot change MAX humid % until you set it to ALWAYS or HST+TST)
3. The LS-90 can be toggled to <ALWAYS> run the air conditioner when the humidistat calls to de-
humidify or can be set to run the air conditioner only when the humidistat calls to de-humidify AND the
thermostat is also calling for COOL <HTS+TST> (HST=humidistat, TST=thermostat).
HUMIDIFR
HUMIDITY
DE-HUMID
BY A/C
MAX
--%
<W/ HEAT>
<OFF>
OFF, ALWAYS
HST+TST
MIN --%
touch toggles thru
MAX
EXTERNL
DE-HUMID
1 2 : 3 0 pm 77
.
WED
OFF, W/ heat,
ALWAYS
touch toggles thru
99%