Lennox LXTFF01M User Manual

ENGLISH ITALIANOFRANÇAISDEUTSCH
32
LXTFF01M-IOM-1511
The symbols that can be shown on the display are described in
the following table:
Some symbols on the display show the outputs status: fan,
valves or other connected loads.
Condensate alarm: regulation is suspended.
Motor alarm.
Occupied room: regulation reactivated or exit from
“Economy“ mode.
Unoccupied room: regulation suspended or “Economy“
mode activated.
Speed 3 Speed 1 Speed 2
Integrating electric heater
system: : heating mode, valve open
: cooling mode, valve open
: heating mode, electric heater on
Heat pump system:
: reversing valve in heating
: reversing valve in cooling
: compressor on
Symbols can also be fl ashing, to explain that the relevant output
should be turned on, yet it is temporarily disabled by another
function.
As an example, outputs are disabled in the following situations:
- The cut-off thermostat is inhibiting the fan;
- Window contact suspends the temperature regulation;
- Timer C09 is inhibiting the compressor;
- Regulation is inhibited due to re-syncronization of the fl oating
valve.
- Valve is inhibited because it is waiting for complete closing of
the other fl oating valve.
The “fan speed“ symbols show fan status: all off when fan is off;
all lit when fan is on, according to the following indications:
Symbols “
“ and “ “ indicates the status of the valve outputs
which is different depending on the type of system.
Two pipes system:
: heating mode, valve open
: cooling mode, valve open
Four pipes system:
: heating valve open
: cooling valve open
Electric heater system: : heating mode, electric heater on
: cooling mode, cooling valve open

Lennox LXTFF01M Specifications

General

Brand	Lennox
Model	LXTFF01M
Category	Controller
Language	English