Lennox CLIMATIC II User Manual

V2.2
-00
48
TEMPERATURE OF FREE-COOLING OUTSIDE RANGE
Logical variable :
DSONDEFC
Incident codes KP02 : 97
KP07 icon :
Description
The inlet chilled water temperature, which is measured by the sensor located on the collector (forward free-
cooling coils), is outside authorized range :
TEEGFC < -15°C ou TEEGFC > 65°C
Action
F Immediate halt of free-cooling (free-cooling fans stop and the 3 way valve completely by-pass the coils)
F The fault is displayed on the screen.
F The remote fault report is delayed for 6 minutes.
Resetting
Automatic fault resetting, as soon as inlet chilled water temperature is inside the normal operation conditions.
-10°C < TEEGFC < 60°C
Trouble-shooting Solution
Sensor fault on free-cooling water inlet.
Wiring fault or disconnection of sensor.
Replace sensor.
Check sensor connection.

Lennox CLIMATIC II Specifications

General

Brand	Lennox
Model	CLIMATIC II
Category	Control Unit
Language	English