Defrost Operation Control - Fujitsu As*A09Lkc Service Instructions Manual
Split type room air conditioner wall mounted type inverter
Table of Contents
19. DEFROST OPERATION CONTROL
1. CONDITION OF STARTING THE DEFROST OPERATION
The defrost operation starts when the outdoor heat exchanger temperature sensor detects
the temperature lower than the values shown in Table 14.
(Table 14 : Condition of starting Defrost Operation)
AS*A09 / 12LKC
2. CONDITION OF THE DEFROST OPERATION COMPLETION
Defrost operation is released when the conditions become as shown in Table 15.
(Table 15 : Defrost Release Condition)
AS*A09 / 12LKC
Compressor operating time
Less than 25 minutes
Does not operate
Outdoor heat exchanger temperature sensor value is higher than
16°C or Compressor operation time has passed 15 minutes.
01-14
25 minutes to
4 hours
- 6°C
Release Condition
After 4 hours
- 3°C
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