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Summary of Contents for Fujitsu AIRSTAGE AOUA72TLCV
- Page 1 INSTALLATION MANUAL OUTDOOR UNIT For authorized service personnel only. MANUEL D’INSTALLATION UNITÉ EXTÉRIEURE Pour le personnel agréé uniquement. MANUAL DE INSTALACIÓN UNIDAD EXTERIOR Sólo para personal de servicio autorizado. AOUA72TLCV AOUA96TLCV AOUA120TLCV PART NO. 9378945203-02...
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Page 2: Table Of Contents
INSTALLATION MANUAL WARNING: This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death. PART NO. 9378945203-02 VRF system outdoor unit CAUTION: This symbol refers to a hazard or unsafe practice which can result in personal injury and the potential for product or property dam- age. -
Page 3: About This Product
• Obtain the distribution network operator's agreement about the power capacity WARNING of the power supply system, specifi cation of the cable and the harmonic current, For installation purposes, be sure to use the parts supplied by the manufacturer or and etc. -
Page 4: Special Tools For R410A
2. 6. About unit of the length All Fujitsu General products are manufactured to metric units and tolerances. United States customary units are provided for reference only. In cases where exact dimen- sions and tolerances are required, always refer to metric units. -
Page 5: Installation Work
3. INSTALLATION WORK CAUTION Please obtain the approval of the customer when selecting the location of installation Do not place obstructions in the air fl ow outlet direction. If there is an obstruction in and installing the main unit. the outlet direction, install an outlet duct. When there is a wall in front of the unit, provide a space of 20 in (500 mm) or more 3. - Page 6 3. 3. 2. When install near unlimited height wall Wall height condition Necessary installation space (1) Single and multiple installations When H3 is 59 in (1,500 mm) or less L3 ≥ 20 in (500 mm) • There are no restrictions on the height of the wall. When H3 is 59 in (1,500 mm) or more L3 ≥...
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Page 7: Transportation The Outdoor Unit
Fig. 12 <Top view> 16 in (400 mm) or more 32 in (800 mm) or more protective boards 32 in (800 mm) or more opening space Lifting by forklift 40 in 16 in 16 in • When using the forklift to lift the unit, pass the forklift arms through the opening (1,000 mm) (400 mm) (400 mm) -
Page 8: System Configuration
• To minimize vibration, do not install the outdoor unit directly on the ground. • Total refrigerant amount : 77.16 lbs (35.0 kg) or less Instead, install it on top of a fi rm platform (such as concrete block). (Fig. B) B) In case of 2 outdoor units connected •... -
Page 9: Pipe Selection
• Allowable height difference Table. B (Between outdoor unit branch kits or outdoor unit branch kit and fi rst separation tube) Between outdoor unit and indoor unit (When 164 ft (50 m) or less indoor unit is installed below) Total cooling Outside diameter [in (mm)] capacity of outdoor Discharge Gas... -
Page 10: Protection Of Pipes
Table. F (Between separation tube and indoor unit or RB unit and indoor unit) 5. 2. Indoor unit pipe connections Outside diameter [in (mm)] Indoor unit capacity [Btu/h] Liquid pipe Gas pipe CAUTION 7,500 9,500 1/4 (6.35) 1/2 (12.70) 12,000 14,000 For details, refer to the Installation Instruction Sheet of each part. -
Page 11: Piping Method
Before connecting the piping, remove the pinch pipe in accordance with the following 5. 3. Piping method instructions: 5. 3. 1. Opening the knockout hole 1) Verify that the liquid side , suction gas side and discharge gas side 3-way valves are closed. -
Page 12: Multiple Connections
Fig. B 2) Field pipe length Joint pipe D To indoor unit To outdoor unit (Accessory or Locally purchased) *1 (To main pipe) To outdoor unit Joint pipe B (Accessory or Locally purchased) *1 To outdoor unit 2 ft (0.5 m) or more Knockout hole Joint pipe (Locally purchased) -
Page 13: Electrical Wiring
b) Non-installable patterns WARNING Be sure to install a breaker of the specifi ed capacity. When selecting breaker, please PROHIBITED Master Slave Slave comply with the laws and the regulations of each country. One breaker must be unit unit 1 unit 2 installed on the power supply of the outdoor unit. -
Page 14: Wiring Method
6. 2. Wiring method The wiring example for RB units ,outdoor units and indoor units is shown in the fi gure. To other refrigerant circuit outdoor unit Breaker 1: Ground Fault Equipment Breaker (GFEB) Breaker 2: Maximum Circuit Breaker (MAX. CKT. BKR) Power supply Power supply Power supply... -
Page 15: Knockout Hole
Fig. In case of connected outdoor unit 6. 3. Knockout hole Breaker 1: Ground Fault Equipment Breaker (GFEB) Breaker 2: Maximum Circuit Breaker (MAX. CKT. BKR) CAUTION Transmission cable 208/230V 1Φ 60Hz RB unit Seal the wiring route hole with putty (Locally purchased) such that there are no gaps. power supply cable Small insects or animals that are trapped in the outdoor unit may cause a short circuit in... - Page 16 Transmission line 6. 5. 1. Transmission wiring specifi cations Follow the specifi cations below for the transmission cable. Refrigerant pipe Size Wire type Remarks LEVEL 4 (NEMA) non-polar ® Transmission 22 AWG LONWORKS 2core, twisted pair solid core cable (0.33 mm²) compatible cable diameter 0.026 in (0.65 mm) 6.
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Page 17: Wiring Procedure
(1) Connecting the power supply cable 6. 6. Wiring procedure Caution when wiring cable • Remove the cover of the electrical compartment and follow the terminal plate to con- 1) Use ring terminals with insulating sleeves as shown in the fi gure to connect to nect the electric cables to the terminal. -
Page 18: External Input And External Output
Input 4 Input 5 Input 1 Input 3 6. 7. External input and external output CN131 CN133 CN135 CN134 (Yellow) (White) (Orange) (Red) 6. 7. 1. Terminal position Input 5 Input 4 Input 3 Input 1 Output 1 P.C.B Output 2 CN135 CN134 CN133... -
Page 19: Field Setting
* 5: Provide a DC12 to 24 V power supply. 7. 2. 2. Settings to be confi gured locally Select a power supply capacity with an ample surplus for the connected load. (1) Outdoor unit address setting When 2 or 3 outdoor units are installed to 1 refrigerant system, set the address for * 6: The allowable current is 30 mA or less. -
Page 20: Rotary Switch Setting
Figure: Terminal resistor setting Table. A: List of Settings NS1 (Network segment 1) 7 segment LED (Set terminal resistor at outdoor units) Fac- indicator Setting Item tory First 2 Terminal resistor: on setting Last 2 digits digits Standard (131 to 213 ft) Refrigerant system1 ... - Page 21 Celsius (°C) (Forbidden) Change of unit (Temperature) Fahrenheit (°F) (Forbidden) Change of unit (Pressure) (Forbidden) Level 1 (stop) Setting number (x00) Level 2 (operated at 40% Setting number (x01) Electricity meter capacity) ······ ···...
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Page 22: Signal Amplifi Er Address Setting
7. 5. Signal amplifi er address setting 1: Function setting 7. 5. 1. Signal amplifi er address setting First 2 digits Last 2 digits 7 segment LED indicator (LED105, LED104) When using signal amplifi ers, the address for signal amplifi ers must be set. The address for signal amplifi... -
Page 23: Rb Unit Address Setting
(1) Signal amplifi er 7. 7. RB unit address setting Refrigerant system1 CAUTION Master unit After the address confi guration is complete for the indoor and outdoor units as well Refrigerant system2 as for the signal amplifi er, confi gure the RB unit address settings. 7. -
Page 24: Resistance Measurement Of Transmission Cable (Measure With Breaker Off)
Fig. B 7. 8. Resistance measurement of transmission cable Charging cap (Measure with breaker OFF) Valve Spindle CAUTION Open Open Do not turn on the power if the resistance between the terminals of the transmis- sion cable is abnormal. Otherwise, the circuit board may be damaged. Hexagon Measure the resistance between 2 terminals of a transmission cable. -
Page 25: Additional Charging
Total length of Total length of 8. 3. Additional charging ø 1/2 in ø 3/8 in × 0.039 × 0.077 (12.70 mm) (9.52 mm) (× 0.058) (× 0.114) CAUTION liquid pipe liquid pipe [lbs/ft (kg/m)] [lbs/ft (kg/m)] ft (m) ft (m) Do not turn on the power unless all operations are complete. -
Page 26: Installing Insulation
8. 4. Installing insulation 9. 2. Test operation method • Install insulation material after conducting the “8.1 Sealing Test”. Be sure to confi gure test run settings only when the outdoor unit has stopped • To prevent condensation and water droplets, install insulation material on the refrig- operating. -
Page 27: Checklist
After the test operation is complete, turn off the power. Attach the cover of the electrical 10. 2. Error codes compartment box and the front panel of the outdoor unit. NOTE: • Check that the indoor and outdoor units connected to the same refrigerant system Mode Code Description...
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