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Thank you for purchasing this Toshiba Carrier air conditioner.
Please read carefully through these instructions that contain important information and ensure that you understand 
them.
After reading these instructions, be sure to keep them in a safe place together with the Owner’s Manual and 
Installation Manual supplied with your product.

Generic Denomination: Air Conditioner

Definition of Qualified Installer or Qualified Service Person

The air conditioner must be installed, maintained, repaired and removed by a qualified installer or qualified service 
person. When any of these jobs is to be done, ask a qualified installer or qualified service person to do them for you.
A qualified installer or qualified service person is an agent who has the qualifications and knowledge described in 
the table below.

Agent

Qualifications and knowledge which the agent must have

Qualified installer

• 

The quali

fi

 ed installer is a person who installs, maintains, relocates and removes the air conditioners 

made by Manufacturer. He or she has been trained to install, maintain, relocate and remove the 

air conditioners made by Manufacturer or, alternatively, he or she has been instructed in such 

operations by an individual or individuals who have been trained and is thus thoroughly acquainted 

with the knowledge related to these operations.

• 

The quali

fi

 ed installer who is allowed to do the electrical work involved in installation, relocation and 

removal has the quali

fi

 cations pertaining to this electrical work as stipulated by the local laws and 

regulations, and he or she is a person who has been trained in matters relating to electrical work on 

the air conditioners made by Manufacturer or, alternatively, he or she has been instructed in such 

matters by an individual or individuals who have been trained and is thus thoroughly acquainted 

with the knowledge related to this work.

• 

The quali

fi

 ed installer who is allowed to do the refrigerant handling and piping work involved in 

installation, relocation and removal has the quali

fi

 cations pertaining to this refrigerant handling and 

piping work as stipulated by the local laws and regulations, and he or she is a person who has 

been trained in matters relating to refrigerant handling and piping work on the air conditioners made 

by Manufacturer or, alternatively, he or she has been instructed in such matters by an individual or 

individuals who have been trained and is thus thoroughly acquainted with the knowledge related to 

this work.

• 

The quali

fi

 ed installer who is allowed to work at heights has been trained in matters relating to 

working at heights with the air conditioners made by Manufacturer or, alternatively, he or she has 

been instructed in such matters by an individual or individuals who have been trained and is thus 

thoroughly acquainted with the knowledge related to this work.

Qualified service 

person

• 

The quali

fi

 ed service person is a person who installs, repairs, maintains, relocates and removes 

the  air conditioners made by Manufacturer. He or she has been trained to install, repair, maintain, 

relocate and remove the air conditioners made by Manufacturer or, alternatively, he or she has 

been instructed in such operations by an individual or individuals who have been trained and is 

thus thoroughly acquainted with the knowledge related to these operations.

• 

The quali

fi

 ed service person who is allowed to do the electrical work involved in installation, repair, 

relocation and removal has the quali

fi

 cations pertaining to this electrical work as stipulated by the 

local laws and regulations, and he or she is a person who has been trained in matters relating 

to electrical work on the air conditioners made by Manufacturer or, alternatively, he or she has 

been instructed in such matters by an individual or individuals who have been trained and is thus 

thoroughly acquainted with the knowledge related to this work.

• 

The quali

fi

 ed service person who is allowed to do the refrigerant handling and piping work involved 

in installation, repair, relocation and removal has the quali

fi

 cations pertaining to this refrigerant 

handling and piping work as stipulated by the local laws and regulations, and he or she is a 

person who has been trained in matters relating to refrigerant handling and piping work on the air 

conditioners made by Manufacturer or, alternatively, he or she has been instructed in such matters 

by an individual or individuals who have been trained and is thus thoroughly acquainted with the 

knowledge related to this work.

• 

The quali

fi

 ed service person who is allowed to work at heights has been trained in matters relating 

to working at heights with the air conditioners made by Manufacturer or, alternatively, he or she 

has been instructed in such matters by an individual or individuals who have been trained and is 

thus thoroughly acquainted with the knowledge related to this work.

Definition of Protective Gear

When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves 
and “Safety” work clothing.
In addition to such normal protective gear, wear the protective gear described below when undertaking the special 
work detailed in the table below.
Failure to wear the proper protective gear is dangerous because you will be more susceptible to injury, burns, 
electric shocks and other injuries. 

Work undertaken

Protective gear worn

All types of work

Protective gloves
“Safety” working clothing

Electrical-related 
work

Gloves to provide protection for electricians and from heat
Insulating shoes
Clothing to provide protection from electric shock

Work done at heights 
(50 cm or more)

Helmets for use in industry

Transportation of 
heavy objects

Shoes with additional protective toe cap

Repair of outdoor unit

Gloves to provide protection for electricians and from heat

■ 

Center of gravity

5.9” 

(150)

14.6” (370)

13.2” (335)

(Unit: in (mm))

Center of gravity

Center of gravity

EN

TH

ID

3-EN

4-EN

1131601101 EN FR ES.indb   2

1131601101 EN FR ES.indb   2

4/8/2565 BE   10:14

4/8/2565 BE   10:14

Summary of Contents for RAV-SP242AT2P-UL

Page 1: ...door Unit Model name For commercial use Pour usage commercial Para uso comercial Heat Pump Model RAV SP242AT2P UL 1131601101 English Installation Manual 1 English 1131601101 EN FR ES indb 1 1131601101 EN FR ES indb 1 4 8 2565 BE 10 14 4 8 2565 BE 10 14 ...

Page 2: ...er uses R410A an environmentally friendly refrigerant Contents 1 Precautions for safety 3 2 Accessory parts 5 3 Installation of R410A refrigerant air conditioner 6 4 Installation conditions 6 5 Refrigerant piping 9 6 Vacuum 10 7 Electrical work 12 8 Grounding 13 9 Finishing 13 10 Test run 13 11 Annual maintenance 13 12 Functions to be implemented locally 14 13 Troubleshooting 16 14 Appendix 17 15 ...

Page 3: ...s a person who installs repairs maintains relocates and removes the air conditioners made by Manufacturer He or she has been trained to install repair maintain relocate and remove the air conditioners made by Manufacturer or alternatively he or she has been instructed in such operations by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge relat...

Page 4: ...autions in the literature and on tags stickers and labels attached to the equipment Follow all safety codes Wear safety glasses and work gloves Keep quenching cloth and fire extinguisher nearby when brazing Use care in handling rigging and setting bulky equipment Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the unit Consult local bui...

Page 5: ...t gas has leaked during the installation work ventilate the room immediately If the leaked refrigerant gas comes in contact with fire noxious gas may be generated After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious gas may be generated Electrical work must be performed by a qualif...

Page 6: ...ause burst and injure CAUTION Do not climb onto or place objects on top of the outdoor unit You may fall or the objects may fall off of the outdoor unit and result in injury Wear heavy gloves during the installation work to avoid injury EQUIPMENT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation Do not bury more than 36 in 914 mm of refrigerant pipe ...

Page 7: ...ected to indoor outdoor unit Item RAV SP242AT2P UL 16 5 to 164 1 5 to 50 m Addition of refrigerant at the local site in unnecessary for refrigerant pipe lengths up to 98 5 30 m If the reftigerant pipe length exceeds 98 5 30 m Add refrigerant in the amount given in Charging additional refrigerant Caution during addition of refrigerant Charge the refrigerant accurately Overcharging may cause serious...

Page 8: ...n where the operating noise of the outdoor unit is transmitted When the outdoor unit is installed in an elevated position be sure to secure its feet A location in which drain water poses any problems When an outdoor unit is installed in a location that is always exposed to strong winds like a coast or on the high stories of a building one of the following is recommended Install the unit so that it...

Page 9: ...m or less 3 Place unit on stand Make sure it is level and fasten securely to the stand As shown in the figure below install the foundation and vibration proof rubber pads to directly support the bottom surface of the fixing leg that is in contact with the bottom plate of the outdoor unit When installing the foundation for an outdoor unit with downward piping consider the piping work GOOD GOOD NO G...

Page 10: ...g diameter size A Unit in mm Outer diameter of copper pipe A 0 0 02 0 4 3 8 9 5 0 52 13 2 5 8 15 9 0 78 19 7 In case of flaring for R410A with the conventional flare tool pull the tool out approx 0 02 0 5 mm more than that for R22 to adjust it to the specified flare size The copper pipe gauge is useful for adjusting the projection margin size A Tightening of Flare Connections 1 Align the centers o...

Page 11: ...ovides the power for the indoor unit as well as the communication signal between the outdoor and indoor unit System interconnection wire size must be AWG16 Breaker must have a capacity specified in the following table All wiring must comply with local electric codes and NEC National Electric Code or CEC Canadian Electric Code Model RAV SP242 Power supply 208 230 V 60 Hz MCA 17 A MOCP MAX Fuse CB 2...

Page 12: ...ion Method chart EVACUATE BREAK VACUUM WITH DRY NITROGEN WAIT EVACUATE BREAK VACUUM WITH DRY NITROGEN WAIT EVACUATE CHECK FOR TIGHT DRY SYSTEM IF IT HOLDS DEEP VACCUM RELEASE CHARGE INTO SYSTEM Final Tubing Check IMPORTANT Check to be certain factory tubing on both indoor and outdoor unit has not shifted during shipment Ensure tubes are not rubbing against each other or any sheet metal Pay close a...

Page 13: ...lowing table All wiring must comply with local electric codes and NEC National Electric Code or CEC Canadian Electric Code Model RAV SP242 Power supply 208 230 V 60 Hz MCA 17 A MOCP MAX Fuse CB 25 A Breaker 20 A System interconnection wires AWG16 Field power supply wire AWG12 MCA Minimum Circuit Amps MOCP Maximum Over Protection Device Amps Connect the system interconnection indoor to outdoor wire...

Page 14: ...d piping 10Test run Turn on the leakage breaker at least 12 hours before starting a test run to protect the compressor during startup To protect the compressor power is supplied from the 208 230 VAC input to the unit to preheat the compressor Check the following before starting a test run That all pipes are connected securely without leaks That the valve is open If the compressor is operated with ...

Page 15: ...4 Yellow D805 Green or or or or or OFF or Rapid flashing OFF or Rapid flashing OFF or Rapid flashing OFF or Rapid flashing OFF or Rapid flashing ON 12Functions to be implemented locally Handling existing pipe When using the existing pipe carefully check for the following Wall thickness within the specified range Scratches and dents Water oil dirt or dust in the pipe Flare looseness and leakage fro...

Page 16: ... least 5 seconds to return to the initial status and then repeat the setting steps Steps taken to recover the refrigerant 1 Operate the indoor unit in the fan mode 2 Check that the LED displays are placed in their initial status If not place them in the initial status 3 Hold down SW01 for at least 5 seconds and check that D804 flashes slowly Fig 1 4 Press SW01 once to set the LED displays D800 to ...

Page 17: ...ou can check whether the existing piping settings are enabled 1 Check that the LED displays are placed in their initial status If not place them in the initial status 2 Hold down SW01 for at least 5 seconds and check that D804 flashes slowly Fig 9 3 Press SW01 four times to set the LED displays D800 to D805 to the LED displays for existing piping settings shown below If the setting is enabled D802...

Page 18: ...ness R410A 0 03 0 8 0 04 1 0 3 When the outdoor unit was left with the pipes disconnected or the gas leaked from the pipes and the pipes were not repaired and refilled There is the possibility of rain water or air including moisture entering the pipe 4 When refrigerant cannot be recovered using a refrigerant recovery unit There is the possibility that a large quantity of dirty oil or moisture rema...

Page 19: ...o prevent the writing from rubbing off 3 Prevent emission of the contained fluorinated greenhouse gas Ensure that the fluorinated greenhouse gas is never vented to the atmosphere during installation service or disposal When any leakage of the contained fluorinated greenhouse gas is detected the leak shall be stopped and repaired as soon as possible 4 Only qualified service personnel are allowed to...

Page 20: ...4 9 Moo 5 Bangkadi Industrial Park Tivanon Road Tambol Bangkadi Amphur Muang Pathumthani 12000 Thailand 1131601101 1131601101 EN FR ES indb 2 1131601101 EN FR ES indb 2 4 8 2565 BE 10 14 4 8 2565 BE 10 14 ...

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