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Remote control unit
2-8
Indoor unit
Signal line
Outdoor unit
The air conditioner automatically performs heating and cooling operation based on the difference between the temperature setting and room temperature. All indoor units in the same refrigerant system can be operated with a single group control.
Press the operation button (ON/OFF button).
Press the MODE button to select the mode of your choice.
[ (AUTO), (HEAT), (DRY), (COOL) or (FAN) ]
Press the FAN SPEED selector button to select the fan speed of your choice.
[ (AUTO), (HI.), (MED.) or (LO.) ]
If AUTO is selected, the fan speed switches automatically.
Use the or button as appropriate to change the temperature setting as desired. ( reduces the temperature, and increases the temperature. )
* The temperature cannot be set during FAN mode operation.
When more than one indoor unit is connected, the UNIT button is used first to select a unit. Then use the FLAP button to set the airflow direction to a specific angle or to sweep.
Press the operation button (ON/OFF button) again.
2.Wireless Remote Controller
3.Operation
STEP 2
STEP 3
Remote Control Functions
STEP 1, 6
STEP 4
STEP 5
NOTE | • To warm up the system, the power mains must be turned on at least five (5) hours before operation. |
STEP 1 To start the air conditioner:
STEP 2 Setting the mode:
STEP 3 Setting the fan speed:
STEP 4 Setting the temperature:
STEP 5 Setting the airflow direction:
STEP 6 To stop the air conditioner:
Automatic heating and cooling
Simultaneous operation of | Group control is suitable for air conditioning of a large room using multiple air conditioning |
multiple units (Group | units. |
control) | • | One remote control unit can control up to eight indoor units. |
|
| • | All indoor units have the same settings except for the airflow direction. |
| • The temperature sensors at the indoor unit side are used. |
Contents
R410A Models Indoor Units
Outdooe Units
Page
Check of Density Limit
Contents
Contents
Test RUN
Test Run
Preparing for Test Run
Test Run Procedure
Items to Check Before the Test Run
Setting of Unit Control PCB
Main Outdoor Unit PCB Setting
Indoor unit setting S004 Rotary switch, red
System address S003 System address No P DIP switch, blue 10
No. of outdoor units Outdoor unit setting S006
Unit No. setting
Auto Address Setting Basic wiring diagram Example
Auto Address Setting
Automatic Address Setting from the Outdoor Unit
Refrigerant
22-9
Circuit
Case 2 Automatic Address Setting no compressor operation
Automatic Address Setting from Outdoor Unit
On the No
Units
Case 3A Automatic Address Setting in Heating Mode
Automatic Address Setting* from the Remote Controller
Case 3B Automatic Address Setting in Cooling Mode
Remote controller display
Display during automatic address setting
On outdoor main unit PCB
Auto Address Setting Remote Controller Test Run Settings
If 1 indoor unit is connected to 1 remote controller
Remote Controller Test Run Settings
Use the remote controller to check the indoor unit address
Test Run
Alarm contents
Meaning of Alarm Messages
Possible cause of malfunction
P02
Alarm messages displayed on system controller
Timer Remote Controller RCS-TM80BG
Wireless Remote Controller
Main Operating Functions
Room Temperature Control
Main Operating Functions
Thermostat is turned ON/OFF according to as shown below
Deg
Operating mode change Shifted set temp
After the compressor turns on
Wireless Remote Controller
Mode button
Transmitter
FAN Speed selector button
Cool mode and Dry mode, if the flaps are set in a downward
Filter button
Address button
C Sensor button
Indicator when swing operation is stopped
Timer SET button
OFF Timer
OFF Cycle Timer
Receiver
Temperature sensors at the indoor unit side are used
Operation
Multiple units Group
Control
How to install batteries
Using the Wireless Remote Control Unit
Cover
Address Settings
Type
D type
Emergency Operation
Operation
Shutdown
Control unit will not be accepted
Press the Emergency operation button once more
Trouble Possible Cause Remedy
Troubleshooting
Trouble Possible Cause
Timer Remote Controller RCS-TM80BG
How to Use the Timer Remote Controller Operating buttons
Names and Operations
Display Section Refer to Setting indication
Timer No. indication
Timer program
Timer OFF indication
Installation Manual for Timer Remote Controller
How to install the Remote Controller
Group Control Using 2 Remote Controllers
Remote Controller Setting Mode
Indoor Unit Setting Mode
To Display the Sensor Temperature
13/32
Setting the Present Time
Once you enter in the setting mode Day and time fl ash
Set to today’s day of the week
Press To change the present hour in the range of 0 to 23
Weekly Program Function Checking Weekly Timer
Program image diagram
Press To enter the program confirmation mode Start setting
Select a Timer number
Set the hour. program step
Set the minute. program step
Press / to change the temperature setting
Set the program pattern. program step
Pattern
Indoor unit starts operation at the programmed time
How to invalidate the program timer
How to cancel the program timer invalidation
If Power Failure Occurred
Deleting the Program Timer
Duplicating the Program Timer
You can duplicate the preset program by day
Select the copy source
Before Asking Repair Work
Precautions
For Example Setting at Outing Temperature 86F 30C
Room temperature
Outing Function
Outing function indication
Canceling the outing function
Outing function indication Status
Sleeping Function
Wired Remote Controller Test Run Settings
Procedure
Simple Settings Function
List of Simple Setting Items
Detailed Settings Functions
Setting data
List of Detailed Setting Items
Description
Item code Setting data Description
Setting data
Code Description
Timer Remote Controller RCS-TM80BG
Table of DC Fan Motor Tap Settings ceiling-mounted type
TP6 TP3 TP1
Display Sensor Servicing check Alarm history Press and hold
Remote Controller Servicing Functions
Maintained
Test Run Function
Normal remote controller display
Trouble Diagnosis
Contents of Remote Controller Switch Alarm Display
Heat exchanger 1 gas temp. sensor F06
Are occurring Automatic address setting is in progress
Number that was set Alarm display
OFF
Display meaning
2WAY ECO-i Alarm Codes
Alarm code Alarm meaning
E06 Alaral rm Alarm code
Alarm E04 occurs
E12 Alarm Alarm code
E15 Alarm Alarm code
E16 Alarm Alarm code
E20 Alarm Alarm code
E24 Alarm Alarm code
At a number of indoor units
E25 Alarm Alarm code
E26 Alarm Alarm code
E29 Alarm Alarm code
Power at the outdoor unit main is turned OFF
F04, F05, F22 Alarm Alarm code
Crossed wiring or installation error
Check Check for crossed wiring and installation errors
Outdoor unit control PCB
Identification of the problem in this case
F06, F23 Alarm Alarm code
F07, F24 Alarm Alarm code
Alarm meaning
Alarm code F12
F16 Alarm Alarm code
F17 Alarm Alarm code
F08
F31 Alarm Alarm code
H03 alarm Alarm code
H06 Alarm Alarm code
On the degree of the problem
Which may damage the compressor
Valve must be replaced
H11, H12, H21, H22 Alarm Alarm code
H13, H23 Alarm Alarm code
H05, H15, H25 Alarm Alarm code
L04 Alarm Alarm code
H31 Alarm Alarm code
L05 Alarm Alarm code
L06 Alarm Alarm code
L10 Alarm Alarm code
L17 Alarm Alarm code
L18 alarm Alarm code
P03, P17, P18 Alarm Alarm code
P04 Alarm Alarm code
P05 Alarm Alarm code
P16 Alarm Alarm code
Primary or secondary current
Noise in some cases
P26 Alarm Alarm code
P22 Alarm Alarm code
P29 Alarm Alarm code
Alarm code Blinking Inspection display
Blinking inspection display 1 Automatic backup
Compressor magnet SW seizing detection
Alarm meaning Compressor magnet SW seizing detected
Alarm may be caused by the effects of noise. See notes
Within that refrigerant tubing system are stopped
Corresponding outdoor unit
Page
PCB and Functions
Outdoor Unit Control PCB
Outdoor Unit Control PCB CR-CHDX14053
Progress will stop the automatic address setting operation
Functions for CR-CHDX14053
Mode. Static signal
Outdoor Unit Control PCB
Setting the Outdoor Unit address S007 Setting Address
Link wiring
System only
T10
Indoor Unit Control PCB
JP1
For AC Fan Motor CR-UXRP71B-B
For DC Fan Motor CR-SXRP56B-B
CR1 for CR-KR74GXH56A/KHX0752~KHX1852 Wall-Mounted
CR1 for CR-KR254GXH56A/KHX2452 Wall-Mounted
CR2 for POW-KR74GXH56/KHX0752~KHX2452 Wall-Mounted
Or less
Signal. Jumper wire cut Static signal continuous signal
CN017
Option
CN014
SELF-DIAGNOSIS Function Table
Alarm displayAlarm description
Self-Diagnosis Function Table
Self-Diagnosis Function Table
Trouble Cause and correction
Check items E15 E16 E20
Cause
Alarm code Alarm meaning
DISCH2
Service Checker
System Diagram
Outdoor Unit Maintenance Remote Controller
Functions Functions on the ordinary display
Temperature monitor
All units start/stop Fig
Cooling/heating change Fig
All units test run Fig
Item codes can be changed with Buttons
Display functions
Item code Remarks
XX-YY R.C
Sample display -4, Fig
Sample Display A, B
Monitoring Operations
Display of unit No main unit
Indoor unit
Outdoor unit
Outdoor Unit Alarm History Monitor
Setting mode
Code Parameter Description SET Data
Setting mode
Parameter Description SET Data
Page
200706MDC