Summary of Contents for Fujitsu Airstage AJ 040LCLDH Series
Page 1
INSTALLATION MANUAL OUTDOOR UNIT For authorized service personnel only. INSTALLATIONSANLEITUNG AUßENGERÄT Nur für autorisiertes Fachpersonal. MANUEL D’INSTALLATION UNITÉ EXTÉRIEURE Pour le personnel agréé uniquement. MANUAL DE INSTALACIÓN UNIDAD EXTERIOR AJ*040LCLDH Únicamente para personal de servicio autorizado. AJ*045LCLDH MANUALE DI INSTALLAZIONE AJ*054LCLDH UNITÀ...
INSTALLATION MANUAL [Original instructions] 1. SAFETY PRECAUTIONS OUTDOOR UNIT • Be sure to read this installation manual thoroughly before installation. PART No. 9380545453-01 • The warnings and precautions indicated in this installation manual contain important information pertaining to your safety. Be sure to observe them. Contents •...
This mark indicates procedures which, if improperly per- 2. ABOUT THIS PRODUCT CAUTION formed, might possibly result in personal harm to the user, or damage to property. 2.1. Precautions for using R410A refrigerant This unit must be installed by qualified personnel with a capacity certificate for handling refrigerant fluids.
2.5. Optional parts 3.2. Drain processing CAUTION CAUTION The following parts are optional parts specific to R410A refrigerant. Perform drain work in accordance with this Manual, and ensure that the drain water is Do not use parts other than those listed below. properly drained.
3.3.1 Single outdoor unit installation 3.3.3 Outdoor units installation in multi row When the upward area is open Unit: mm * The following settings are not recommended in case of cooling by a low outside tem- perature. Unit: mm (1) Obstacles at rear only (2) Obstacles at rear and sides only (1) Single parallel unit arrangement (2) Multiple parallel unit arrangement...
Table. C (Diameter of piping used between separation tubes) 4. SYSTEM CONFIGURATION Outside diameter [mm (in)] Separation tube *3 Header *3 For detailed information, refer to the Design and Technical Manual. Liquid pipe Gas pipe 4.1. System confi guration UTR-H0906L 9.52 (3/8) 15.88 (5/8) UTP-AX054A...
Header Horizontal line Horizontal line Gas pipe β = 0 to 10 mm (α : 0° to 1°) Outdoor α β : -10° to 10° GOOD View unit side Horizontal line Vertical line Liquid pipe = 0 to 10 mm Front connection Lateral connection Bottom connection...
CAUTION CAUTION Hold the torque wrench at its grip, keeping it in a right angle with the pipe, in order to The primary power supply capacity is for the air conditioner itself, and does not include tighten the flare nut correctly. the concurrent use of other devices.
6.4.2 Wiring rules 6.3. Selecting power supply cable and breaker (1) Total length of transmission cable Total transmission line length: MAX 3,600 m CAUTION EF + EG + GH + HJ + HK + KL < 3,600 m (Fig. 2) Regulation of cable size and circuit breaker differs from each locality, please refer in In the following cases, Signal Amplifier is required.
6.5. Wiring method How to connect wiring to the terminal Caution when wiring cable 6.5.1 Connection diagrams (1) Use ring terminals with insulating sleeves as shown in the figure to connect to the terminal block. Power supply: 230V 1Φ 50Hz Breaker: (2) Securely clamp the ring terminals to the cables using an appropriate tool so that (1) Earth leakage circuit breaker...
6.6.3 External output terminal When connecting cable to Input 2 You can detect the operation condition of outdoor unit and the abnormal situation of both indoor and outdoor unit. Wiring method and specifications Output Connector Status voltage Error status Output1 Normal This output indicates the outdoor unit DC 12-24 V...
7.2.2 Terminating resistor setting 7.4. Push button setting CAUTION Various functions can be set. Set when necessary. Be sure to set the terminal resistor according to specifications. Perform settings after all indoor units have stopped operation. Set the terminal resistor for every network segment (NS). Table.
Page 13
(1) Turn on the power of the outdoor unit and enter standby mode. Level 1 Low noise mode • When system is error • When system is normal Level 2 level setting Check the settings as there is an error in the POWER/MODE lamp lights up.
7.6.2 Procedures to enable automatic address setting on indoor 7.5. Address setting for signal amplifi ers units 7.5.1 Address setting for signal amplifi ers Check that the rotary switch IU AD on the indoor unit PC board is set to “00”. If it is not set to “00”, it means the address of that device is not set.
Evacuation procedure 8. PIPE INSTALLATION II (1) Remove the blank caps of the gas pipe and liquid pipe and check that the valves are closed. Fig. A: Connection diagram Fig. B (2) Remove the charging port cap. (3) Connect a vacuum pump and a pressure gauge to a charging hose and connect it to Service hose Pressure regu- Pressure...
(1) Calculation of additional amount for pipe length 9. TEST RUN Total length of ø 9.52 Total length of ø 6.35 mm liquid pipe mm liquid pipe a × 0.058 a × 0.021 9.1. Indoor unit connection check (kg/m) (kg/m) Normal operation will not be possible without performing the Indoor unit connection check.
9.1.3 Error displays Test operation setting method Use the “MODE/EXIT”, “SELECT”, and “ENTER” buttons on the indoor unit PC board to • When error occurs, “Err” and “Number of errors occurred” are alternately displayed on configure settings according to the procedures below. the 7-segment display every 1 second.