5-9 Protection operations in Heat Mode
5-9.1 Cold draft
This feature prevents the supply of cold air forcing the indoor fan to a speed which cannot be changed
by the user. As soon as the protection mode is exited speed can be changed manually through the
remote controller. The protection acts in the following
5-9.2 Defrost
The defrost process is controlled by a detection algorithm designed in order to mantain optimal
utilization of the heat pump capacity especially during negative outdoor temperature conditions.
During DEFROST OPERATION the main components operates according to the following chart:
HEAT PUMP MODELS
30 seconds
30 seconds
6 seconds
6 seconds
20
Summary of Contents for 38.7104.070
Page 9: ...2 DIMENSIONAL DATA 9...
Page 13: ...4 ELECTRICAL DATA 4 1 Electric Wiring Diagrams HEAT PUMP MODELS COOLING MODELS 13...
Page 14: ...4 2 Wiring System Diagram HEAT PUMP MODELS COOLING MODELS 14...
Page 29: ...6 5 Some Parts of the Air Conditioner Do Not Operate 5...
Page 30: ...6 6 Air Conditioner Operates But Abnormalities Are Observed 6...
Page 31: ...7...
Page 32: ...6 7 Poor Cooling or Heating 8...
Page 33: ...6 8 Excessive Cooling or Heating 6 9 A Sensor is Defective 9...
