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This product is intended for controlling Fujitsu General Limited split-type outdoor units for use in conjunction with heat
exchangers of AHU from other manufacturers.
・Conformity of regulations and laws must be conformed on the whole system (including outdoor unit) by your side.
・Fujitsu General Limited does NOT take any responsibility on the system design at field or the failure caused by the system
design at the field including our outdoor unit.
・Please check our technical manual and this installation manual when designing the local system.
・R32 is flammable refrigerant. Please make sure to read the original IEC 60335 and IEC 60335 2-40 (Edition 6.0). The fire
safety warranty for the whole system (including outdoor unit) must be done by your side when using R32 refrigerant.
・When using R32 refrigerant please check the following items.
Requirements for charge limits and ventilation (IEC 60335 2-40 Annex GG) shall be satisfied.
Requirements for marking (e.g. flame symbol) and information in the manual shall be satisfied.
Requirements for constructions (e.g. location of the refrigerant detection sensor) shall be satisfied.
・Please make sure to check technical manual, this installation manual and outdoor unit installation manual for correct use
and installation. Also, for safety, make sure to read the installation manual for the outdoor unit, especially when using R32
refrigerant.
Contents_
1. Safety precautions
_1. Safety
precautions_
・Be sure to read this Manual thoroughly before installation.
・The warnings and precautions indicated in this Manual contain important information pertaining to your safety. Be sure to
observe them.
・Hand this Manual, to the customer. Request the customer to keep them on hand for future use, such as for relocation or
repairing the unit.
・For installation of the air handling unit (heat exchanger), refer to the installation manual for the air handling unit.
WARNING
Request your dealer or a professional installer to install this product in accordance with this Installation Manual. An
improperly installed unit can cause serious accidents such as water leakage, electric shock, or fire. If this product is
installed in disregard of the instructions in the Installation Manual, it will void the manufacturer's warranty.
Do not turn ON the power until all work has been completed. Turning ON the power before the work is completed can
cause serious accidents such as electric shock or fire. Do not touch this product after turning ON the power.
When service, maintenance and cleaning around the unit, make sure to do turn off the power supply.
If refrigerant leaks while work is being carried out, ventilate the area. If the refrigerant comes in contact with a flame, it
produces a toxic gas.
Installation work must be performed in accordance with national wiring standards by authorized personnel only. Please do
not work with wet hands.
Except for EMERGENCY, never turn off main breaker of this products during operation. It will cause compressor failure as
well as water leakage. First, stop this product by operating the any control unit. Then cut the breaker.
Installation manual UTY-XDZX
This mark indicates procedures which, if improperly performed, might lead to the death or
serious injury of the user.
Page 1 of 8
9. Startup and Test Run
10. Check List (Example)
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Summary of Contents for Fujitsu UTY-XDZX
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Page 1: Table Of Contents
・Conformity of regulations and laws must be conformed on the whole system (including outdoor unit) by your side. ・Fujitsu General Limited does NOT take any responsibility on the system design at field or the failure caused by the system design at the field including our outdoor unit. -
Page 2: About This Product
Please be sure to follow the technical manual concerning selection of outdoor unit. ※Regarding pipe size, pipe length and so on, please follow technical manual of product and manuals of outdoor unit. 3.1 Product lineup Model name: UTY-XDZX _4. Installation work_ 4.1 Selecting an installation location... - Page 3 This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. Make sure to be careful when handling the tool when installing (for example, stumbling over a tool or falling of the tool) If children under 10 years old may approach the unit, take preventive measures so that they cannot reach the unit.
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Page 4: Installing The Unit
Do not use this product in the following locations. Using this product in such locations may cause communications becoming unstable or not possible. Near wireless communication equipment that uses the same frequency band (2.4GHz) as this product. Places where there are magnetic fields from equipment such as microwave ovens, or static electricity or radio wave interference occurs. -
Page 5: Electrical Requirement
Do not connect the earth (ground) cable to a gas pipe, water pipe, lightning rod, or a telephone earth (ground) cable. Improper earthing (grounding) may cause electric shock. CAUTION Please remove the knockout of cover parts for the part of connecting the wire. Please use the appropriate tool and handle properly so that the wire may not be scratched. -
Page 6: External Outputs
6.3.2 External outputs The external outputs are 3 potential free relays with a common supply. Total rating is 3A 250VAC or 30VDC resistive load. For inductive or capacitive load proper precautions must be made to avoid over voltage. Current on one output should not exceed 1A. -
Page 7: Switch Operations
_8. Switch operations_ The unit has 2 Switch Setup Switch Contents 10 seconds push Stored W-LAN network configuration reset. (Hold until LED 3 blinks rapidly) System will after next restart connect to EcoSmart network if found. Reset Switch Contents Short push Restart the device and enter W-LAN and outdoor unit configuration mode. -
Page 8: Error Codes
Has heat insulation work been completed? Water leakage Does water drain easily from AHU of 3rd party? Water leakage Is the voltage of the power source the same as that indicated No operation, heat or burn damage on the label? Are the wires and pipe all connected completely? No operation, heat or burn damage In this unit earthed (grounded) been installed correctly?