Specifications
Table Of Contents
- Cover
- Table of Contents
- Part 1 List of Functions
- Part 2 Specifications
- Part 3 Printed Circuit Board Connector Wiring Diagram
- Part 4 Function and Control
- Part 5 Operation Manual
- Part 6 Service Diagnosis
- 1. Caution for Diagnosis
- 2. Problem Symptoms and Measures
- 3. Service Check Function
- 4. Code Indication on the Remote Controller
- 5. Troubleshooting
- 5.1 Indoor Units
- 5.2 Outdoor Units
- 5.3 Indoor Unit PCB Abnormality A1
- 5.4 Freeze-up Protection Control or High Pressure Control A5
- 5.5 Fan Motor or Related Abnormality A6
- 5.6 Thermistor or Related Abnormality (Indoor Unit) C4,C9
- 5.7 Front Panel Open / Close Fault C7
- 5.8 Signal Transmission Error (between Indoor and OutdoorUnit) U4
- 5.9 Unspecified Voltage (between Indoor and Outdoor Units) UA
- 5.10 Freeze-up Protection Control A5
- 5.11 Outdoor Unit PCB Abnormality E1
- 5.12 OL Activation (Compressor Overload) E5
- 5.13 Compressor Lock E6
- 5.14 DC Fan Lock E7
- 5.15 Input Over Current Detection E8
- 5.16 Discharge Pipe Temperature Control F3
- 5.17 High Pressure Control in Cooling F6
- 5.18 Compressor Sensor System Abnormality H0
- 5.19 Position Sensor Abnormality H6
- 5.20 CT or Related Abnormality H8
- 5.21 Thermistor or Related Abnormality (Outdoor Unit) P4,J3,J6,J8,J9,H9
- 5.22 Electrical Box Temperature Rise L3
- 5.23 Radiation Fin Temperature Rise L4
- 5.24 Output Over Current Detection L5
- 5.25 Insufficient Gas U0
- 5.26 Low-voltage Detection or Over-voltage Detection U2
- 5.27 Signal Transmission Error (on Outdoor Unit PCB) U7
- 5.28 Anti-icing Function in Other Rooms / UnspecifiedVoltage (between Indoor and Outdoor Units) UA,UH
- 6. Check
- Part 7 Removal Procedure
- Part 8 Others
- Part 9 Appendix
- Index
- Drawings & Flow Charts

SiBE12-713 Instruction
Operation Manual 213
This operation manual is for the following systems
with standard control. Before initiating operation,
contact your Daikin dealer for the operation that cor-
responds to your system.
NOTE
• If the unit you purchased is controlled by a wire-
less remote controller, also refer to the wireless
remote controller’s operation manual.
If your installation has a customized control system,
ask your Daikin dealer for the operation that corre-
sponds to your system.
1. WHAT TO DO BEFORE OPERATION
PRECAUTIONS FOR GROUP CONTROL
SYSTEM OR TWO REMOTE CONTROLLER
CONTROL SYSTEM
This system provides two other control systems
beside individual control (one remote controller con-
trols one indoor unit) system. Confirm the following if
your unit is of the following control system type.
• Group control system
One remote controller controls up to 16 indoor units.
All indoor units are equally set.
• Two remote controllers control system
Two remote controllers control one indoor unit (In case
of group control system, one group of indoor units)
The unit is individually operated.
NOTE
• Contact your Daikin dealer in case of changing
the combination or setting of group control and
two remote controllers control system.
Refer to figure 2 on page [1]
We recommend that you read this instruction man-
ual carefully before use to gain full advantage of the
function of the air conditioner, and to avoid malfunc-
tion due to erroneous handling.
This air conditioner comes under the term appliances
not accessible to the general public.
Names and functions of parts
a Indoor unit
b
Outdoor unit
The external appearance of the outdoor unit
varies depending on its capacity class.
The outdoor unit shown in the figure is for
reference to indicate features.
Contact your Daikin Dealer and verify which
outdoor unit you have.
c Remote controller
d Inlet air
e Discharged air
f Air outlet
g Air flow flap (at air outlet)
h Refrigerant piping, connection electric wire
i Drain pipe
j
Suction grille
The built-in air filter removes dust and dirt.
k
Ground wire
Wire to ground from the outdoor unit to pre-
vent electrical shocks.
2. SAFETY CONSIDERATIONS
• Heat pump type
This system provides cooling, heating, automatic,
program dry, and fan operation modes.
• Cooling only type
This system provides cooling, program dry, and
fan operation modes.