Fujitsu AOU18RLQ Service Manual

15. MANUAL AUTO OPERATION (Indoor unit body operation)
If MANUAL AUTO Button is set, the operation is controlled as shown in Table 10.
If the remote control is lost or battery power dissipated, this function will work without the remote
control.
OPERATION MODE Auto changeover
FAN CONT. MODE Auto
TIMER MODE Continuous
SETTING TEMP. 75°F(24°C)
SETTING LOUVER Standard
SWING OFF
When the outdoor heat exchanger temperature is lower than temperature and the heating operation has
been stopped for 30 minutes, power is applied to the compressor and the compressor is heated.
(By heating the compressor, warm air is quickly discharged when operation is started.)
When operation was started, and when the outdoor temperature rises to temperature or greater, preheating
is ended.
ASU15RLQ
900rpm 36Hz
ASU18RLQ
900rpm 36Hz
(Table 10)
(No timer setting available)
17. COMPRESSOR PREHEATING
(Table 11 : Preheating Operation / Release Temperature)
Temperature
Temperature
18. COIL DRY OR AIR CLEAN OPERATION CONTROL
The coil-dry operation functions by pressing COIL DRY button on the remote controller.
The coil-dry operation is consisted of 3 cycles of [Fan operation 3 minutes / Heating operation
2 minutes], and Fan operates for 3 minutes at last before ending the air conditioner operation.
(It takes 18 minutes to complete the coil-dry operation.)
(Table 12 : COIL-DRY or AIR-CLEAN Operating Functions)
Indoor Fan Speed
Compressor
Frequency
Louver
Position
Main Unit
Indication
COIL-DRY or AIR-CLEAN indication : ON
Other indication : OFF
05-13
Forced cooling operation
Cooling
16. FORCED COOLING OPERATION
Forced cooling operatio is started when pressing MANUAL AUTO button for 10 seconds or more.
During the forced cooling operation, it operates regardless of room temperature sensor.
Operation LED and timer LED blink during the forced cooling operation. They blink for 1 second ON
and 1 second OFF on both operation LED and timer LED (same as test operation).
Forced cooling operation is released after 60 minutes of starting operation.
The FORCED COOLING OPERATION will start as shown in Table10.
480rpm
ASU15/18RLQ
41°F(5°C)
45°F(7°C)
480rpm
(1). COIL DRY OPERATION CONTROL
(2). AIR CLEAN OPERATION CONTROL
The coil-dry operation functions by pressing AIR CLEAN button on the remote controller.
It continues from COIL DRY operation, it turns on electricity to AIR CLEAN UNIT, sterilization is
performed for 15 minutes.
Indoor unit fan motor operation under AIR CLEAN operation : The cycle of 480rpm Fixation
5 sec ON /1 min OFF is repeated.
(It takes 33 minutes to complete the AIR CLEANING operation.)
Hi
Horizontal
OFF
Room Temp is not controlled
Manual auto operation
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Fujitsu AOU18RLQ Specifications

General

Brand	Fujitsu
Model	AOU18RLQ
Category	Air Conditioner
Language	English