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5. WIRING

 

WARNING

Before starting installation work, turn off the power of this product and 
the connection destination. Do not turn on the power again until installa-
tion is completed. Otherwise, it will cause electric shock or 

fi

 re.

Use the accessories or speci

fi

 ed connection cable. Do not modify power 

supply cable and connection cables other than those speci

fi

 ed, do not 

use extension cables, and do not use independent branch wiring. It may 
cause electric shock or 

fi

 re.

Install the connection cables securely to the terminal block. Con

fi

 rm that 

external force of the cable is not applied to the terminal block. Use the 
speci

fi

 ed cables. If intermediate connection or insertion 

fi

 xing are imper-

fect, it will cause electric shock, 

fi

 re, etc.

When connecting the connection cable, route the cables so that the 
cover of this product is securely 

fi

 xed. If the cover is imperfectly 

fi

 xed, it 

may cause 

fi

 re or overheating of the terminals.

Perform earth (ground) work positively. Do not connect the earth (ground) 
cable to a telephone cable, water pipe, or conductor rod.

Perform all wiring works so that the user does not touch the wiring. 
Otherwise it will cause injury or electric shock.

If any cable is damaged, do not repair or modify it yourself. Improper 
work will cause electric shock or 

fi

 re.

 

CAUTION

Do not bind the remote controller cable and the external input cable 
together with or parallel to the power supply cable of the indoor and 
outdoor units. It may cause erroneous operation.

When performing wiring work, be careful not to damage the cable or 
injure yourself. Also, connect the connectors securely. Loose connectors 
will cause trouble, heating, 

fi

 re, or electric shock.

Install the indoor unit, outdoor unit, power supply cable, transmission 
cable and remote control cable at least 40 in (1 m) away from a television 
or radio. 
The purpose of this is to prevent TV reception interference or radio noise. 
(Even if they are installed more than 40 in (1 m)  apart, you could still 
receive noise under some signal conditions.)

Perform wiring so that water does not enter this product along the exter-
nal wiring. Always install a trap to the wiring or take other countermea-
sures. Otherwise it will cause trouble or electric shock or 

fi

 re.

Con

fi

 rm the name of each unit and name of each terminal block of the 

unit and connect the wiring in accordance with the directions given in the 
manual so that there is no incorrect wiring. Incorrect wiring will damage 
the electric parts and cause smoke and 

fi

 re.

When installing the connection cables near a source of electromagnetic 
waves, use shielded cable.
Otherwise, a breakdown or malfunction could result.

The terminal screws and earth (ground) screws have different shapes. 
Be sure to install the screws in the correct locations. If the screws are 
installed in the wrong locations, the circuit board could be damaged.

4.  SELECTING AN INSTALLATION LOCATION

4. 1. 

Dimensions

This product is comprised of a body and cover.

   

Unit :

 

in (mm)

3-7/16 (86.7)

1-1/16

 (27)

1/4 (7)

1/4

 (7)

3-7/16 (86.7)

2-7/8 (72.7)

2-7/8 (72.7)

Bottom side

Upper side

Set the bottom side to a 

fl

 at place.

4. 2. 

Speci

fi

 cations

Power consumption (W)

0.6

Temperature °F (°C)

Operating

32–114 (0–46)

Packaged

14–140 (-10–60)

Humidity (%)

Packaged

0–95 (RH); 
No condensation

Dimensions 
H x W x D  in (mm)

1-1/16 × 3-7/16 × 3-7/16
(27 × 86.7 × 86.7)

Weight oz. (g)

4 (100)

Summary of Contents for UTY-TTRX

Page 1: ...ervice personnel only MANUEL D INSTALLATION CONVERTISSEUR DE THERMOSTAT Pour le personnel agréé uniquement MANUAL DE INSTALACIÓN CONVERTIDOR DE TERMOSTATO Únicamente para personal de servicio autorizado English Español PART NO 9374707225 Original instructions UTY TTRX ...

Page 2: ...tric shock If children may approach the unit take preventive measures so that they cannot reach the unit CAUTION This mark indicates procedures which if improp erly performed might possibly result in personal harm to the user or damage to property Pay abundant care when transporting this product because it is a preci sion device Improper transportation will cause trouble Do not touch the switches ...

Page 3: ...ure yourself Also connect the connectors securely Loose connectors will cause trouble heating fire or electric shock Install the indoor unit outdoor unit power supply cable transmission cable and remote control cable at least 40 in 1 m away from a television or radio The purpose of this is to prevent TV reception interference or radio noise Even if they are installed more than 40 in 1 m apart you ...

Page 4: ...g on the type of thermostat con troller Connect them according to the following Cases For remote controller cable 2 kinds of type which are 2 wire type and 3 wire type are available depending on the device to be connected 1 All wiring shown should be performed with 18 AWG thermostat wire 2 Terminals to thermostat controller on this product support 20 30VAC 3 High medium low fan signals are optiona...

Page 5: ... DIP switch of this product except as specified in this instal lation manual or the instruction manual supplied with the air conditioner Setting the switches other than specified will cause an accident or trouble Use an insulated screwdriver to set the DIP switches Before opening the cover of this product completely discharge static electricity charged on your body Otherwise failure or malfunction...

Page 6: ...rt it to the connector Set to 2WIRE the DIP switch SW1 on the PC board of the indoor unit Layout of Connector and PC board is varies depending on the type of indoor unit Set to 2WIRE the DIP switch SW1 Indoor unit PC board Connector adapter Remote controller cable Non polar Connecting cable Connector CNC01 onboard Connect to earth ground screw Functional earthing If necessary SW1 Indoor unit PC bo...

Page 7: ... ON 81 27 Pattern2 ON OFF 75 24 Pattern3 ON ON 70 21 Pattern4 Factory setting 3 2 Two stage setting Cooling setting temperature SW SET3 2 Cooling Stage 1 setting temperature F C Cooling Stage 2 setting temperature F C Remarks OFF 68 20 64 18 Pattern1 ON 72 22 68 20 Pattern2 Factory setting Heating setting temperature SW SET3 3 SW SET3 4 Heating Stage 1 setting temperature F C Heating Stage 2 setti...

Page 8: ...ll be restarted auto matically LED1 green lights This product does not operate during initialization An error code will appear on LED in the event of a malfunction 10 LED DISPLAY 10 1 Normal code Normal indications Normal contents LED1 green LED2 orange LED3 red LED4 blue During initialization during initialization sequence Normally operating Display mode On Off 1s ON 1s OFF 10 2 Error code Error ...

Page 9: ......

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