Lennox CLIMATIC 40 User Manual page 19

ADVANCED FUNCTIONS
0.2.- PROPORTIONAL CONTROL BASED ON PRESSURE TEMPERATURE
Models: AIRCOOLAIR:
AIRCUBE:
FAN
SPEED
00%
40%
0%
8 9
0.3.- ON/OFF CONTROL BASED ON PRESSURE
Models: AIRCOOLAIR:
AIRCUBE:
The fans for these models incorporate 2 speeds. The fans work on high or low speed according to:
COOLING MODE:
The on/off and low/high fan speed is managed according to the
condensing pressure. See the illustration below:
COOLING MODE
High speed
Low speed
0ºC
22 bar
Models: COMPACTAIR
FLATAIR
ON
OFF
20 bar
NOTE*: FLATAIR and COMPACTAIR standard models have not included condensing pressure control ( fan starts with the com-
pressor), for heat pump units control can be activated with parameter F02=2.
ASC 20-85
KSCM 22E-86D
28 40
ASC/ASH 00-40
KSCM/KSHM 2D-24D
15ºC 30ºC 35ºC
28 bar 30 bar 37 bar
CSC/CMC+kit 0ºC CSH/CMH
FSC/FMC+kit 0ºC, FSH/FMH
24 bar Condensing pressure
CONDENSER
TEMPERATURE (ºC)
HEATING MODE (heat pump units only). The low/high fan speed
is managed according to the outdoor temperature thermostat.
See the illustration below:
High speed
Low speed
Approx. outside temperature ºC
Condensing pressure
ON
OFF
8
HEATING MODE
+7ºC
6 bar 22 bar
Outdoor temperature ºC
Evaporating pressure