Fujitsu Wall Mounted Type User Manual

INSTALLATION MANUAL
AIR CONDITIONER
INDOOR UNIT
Wall Mounted Type
Contents
1. SAFETY PRECAUTIONS ............................................. 2
1.1. IMPORTANT! Please read before starting ............. 2
1.2. SPECIAL PRECAUTIONS ..................................... 2
2. ABOUT THE UNIT ........................................................ 3
2.1. Precautions for using R410A refrigerant ..................3
2.2. Special tools for R410A ............................................3
2.3. For authorized service personnel only. .................. 3
2.4. Accessories ........................................................... 4
2.5. Optional parts ...........................................................4
3. GENERAL ..................................................................... 4
3.1. Type of copper pipe and insulation material .......... 4
3.2. Additional materials required for installation .......... 4
3.3. Operating range..................................................... 5
4. ELECTRICAL REQUIREMENT .................................... 5
5. SELECTING THE MOUNTING POSITION ................... 5
6. INSTALLATION WORK ................................................ 5
6.1. Installation dimensions .......................................... 5
6.2. Indoor unit piping direction .................................... 5
6.3.
Cutting the hole in the wall for the connecting piping .... 6
6.4. Installing the wall hook bracket ............................. 6
6.5. Forming the drain hose and pipe ........................... 6
6.6. Flare connection (Pipe connection) ....................... 7
7. ELECTRICAL WIRING ................................................. 8
7.1. Wiring system diagram .......................................... 8
7.2. How to the install the indoor unit wire harness ...... 9
7.3. How to connect wiring to the terminals .................. 9
8. FINISHING .................................................................. 10
9. FRONT PANEL REMOVAL AND INSTALLATION ..... 10
9.1. Intake grille removal ............................................ 10
9.2. Intake grille installation ........................................ 10
9.3. Front panel removal............................................. 10
9.4. Front panel installation ........................................ 10
10. TEST RUN .................................................................. 11
11. REMOTE CONTROLLER INSTALLATION ................ 11
11.1. Remote controller holder installation ................. 11
12. OPTIONAL KIT INSTALLATION(OPTION) ................ 12
12.1. Before install optional remote controller ............ 12
12.2. Remote controller cable modifi cation ................ 12
12.3.
External input / output Wire modifi cation........... 12
12.4. Front panel, control box cover and display
case removal ..................................................... 12
12.5.
Connecting cable to control board connector ....... 13
12.6. Front panel, control box cover and display
case installation ................................................. 13
13. FUNCTION SETTING ................................................. 14
14. ERROR CODES ......................................................... 16
15. CUSTOMER GUIDANCE ........................................... 17
PART NO. 9318739022
For authorized service personnel only.
9318739022_IM.indb 19318739022_IM.indb 1 2010-11-2 15:24:332010-11-2 15:24:33

Fujitsu Wall Mounted Type Specifications

General

Type	Wall Mounted Type
Cooling Capacity	Varies by model
Heating Capacity	Varies by model
Power Supply	220-240V, 50Hz
Energy Efficiency Ratio (EER)	Varies by model
Coefficient of Performance (COP)	Varies by model
Noise Level (Indoor Unit)	Varies by model
Refrigerant	R32 or R410A
Indoor Unit Dimensions (W x H x D)	Varies by model
Outdoor Unit Dimensions (W x H x D)	Varies by model
Indoor Unit Weight	Varies by model
Outdoor Unit Weight	Varies by model
Air Flow (Indoor Unit)	Varies by model
Operating Temperature (Cooling)	Varies by model

Summary

1. SAFETY PRECAUTIONS

1.1. IMPORTANT! Please read before starting

Emphasizes reading the manual before installation for safe and efficient operation.

1.2. SPECIAL PRECAUTIONS

Covers crucial safety measures for wiring, transporting, and installation locations.

2. ABOUT THE UNIT

2.1. Precautions for using R410A refrigerant

Details safety and procedural differences when using R410A refrigerant compared to R22.

2.2. Special tools for R410A

Lists specific tools required for R410A refrigerant systems, including gauge manifolds and hoses.

2.3. For authorized service personnel only.

Stresses that installation and service must be performed by qualified personnel following safety guidelines.

4. ELECTRICAL REQUIREMENT

5. SELECTING THE MOUNTING POSITION

6. INSTALLATION WORK

6.1. Installation dimensions

6.2. Indoor unit piping direction

6.6. FLARE CONNECTION (PIPE CONNECTION)

6.6.1. FLARING

Describes the precise technique for flaring pipes using R410A specific tools for secure connections.

6.6.2. BENDING PIPES

6.6.3. PIPE CONNECTION

Details the correct procedure for connecting flared pipes, emphasizing torque wrench usage.

7. ELECTRICAL WIRING

7.1. WIRING SYSTEM DIAGRAM

Illustrates the complete wiring schematic between the indoor unit, outdoor unit, and branch box.

7.3. HOW TO CONNECT WIRING TO THE TERMINALS

10. TEST RUN

13. FUNCTION SETTING

ENTERING THE FUNCTION SETTING MODE

SELECTING THE REMOTE CONTROLLER SIGNAL CODE

SELECTING THE FUNCTION NUMBER AND SETTING VALUE

14. ERROR CODES