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Toshiba RAV-SM304ATJP-E, Installation Manual

The Toshiba RAV-SM304ATJP-E Service Manual is a comprehensive guide for users, providing detailed instructions on installation, operation, troubleshooting, and maintenance. Ensure optimal performance and reliability by downloading this manual for free from manualshive.com, allowing you to access crucial information anytime you need it.

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MEMO
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1116851001_01EN.indd   17

1116851001_01EN.indd   17

10/25/14   1:43 PM

10/25/14   1:43 PM

Summary of Contents for RAV-SM304ATJP-E

Page 1: ...R CONDITIONER SPLIT TYPE Installation Manual Outdoor Unit Model name RAV SM304ATP E RAV SM304ATJP E RAV SM404ATP E RAV SM404ATJP E English 1116851001_01EN indd C1 1116851001_01EN indd C1 10 18 14 10 23 AM 10 18 14 10 23 AM ...

Page 2: ... of the conventional refrigerant R22 in order to prevent destruction of the ozone layer Equipment complying with IEC 61000 3 12 Contents 1 Precautions for safety 3 2 Accessory parts 5 3 Installation of new refrigerant air conditioner 5 4 Installation conditions 6 5 Refrigerant piping 9 6 Air purging 10 7 Electrical work 11 8 Earthing 12 9 Finishing 12 10 Test run 12 11 Annual maintenance 12 12 Air...

Page 3: ...acquainted with the knowledge related to this work Qualified service person The qualified service person is a person who installs repairs maintains relocates and removes the air conditioners made by Toshiba Carrier Corporation He or she has been trained to install repair maintain relocate and remove the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instru...

Page 4: ...lation servicing and removal Do not touch the aluminum fin of the outdoor unit You may injure yourself if you do so If the fin must be touched for some reason first put on protective gloves and safety work clothing and then proceed 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 When working at heights ...

Page 5: ...n electric shocks etc After the work has finished be sure to use an insulation tester set 500 V Megger to check the resistance is 1 MΩ or more between the charge section and the non charge metal section Earth section If the resistance value is low a disaster such as a leak or electric shock is caused at user s side Upon completion of the installation work check for refrigerant leaks and check the ...

Page 6: ...red for the new refrigerant R410A units For connecting pipes use new and clean piping materials with high pressure fittings made for R410A only so that water and or dust does not enter Required tools equipment and precautions for use Prepare the tools and equipment listed in the following table before starting the installation work Newly prepared tools and equipment must be used exclusively Legend...

Page 7: ...function of the compressor or other devices Airtight test 1 Before starting an airtight test further tighten the spindle valves on the gas and liquid sides 2 Pressurize the pipe with nitrogen gas charged from the service port to the design pressure 4 15 Mpa to conduct an airtight test 3 Check for gas leaks using a leak tester for the HFC refrigerant 4 After the airtight test is completed evacuate ...

Page 8: ... house A location 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 CAUTION 1 Install the outdoor unit in a location where the discharge air is not blocked 2 When an outdoor unit is installed in a location that is always exposed to strong winds like a ...

Page 9: ... the bottom plate of the outdoor unit When installing the foundation for an outdoor unit with downward piping consider the piping work Correct Correct In correct Fixing leg Absorb vibration with vibration proof rubber pads Bottom plate of outdoor unit Do not support the outdoor unit only with the fixing leg If only the end of the fixing leg is supported it may deform Support the bottom surface of ...

Page 10: ...that for R22 to adjust it to the specified flare size The copper pipe gauge is useful for adjusting the projection margin size 5 Refrigerant piping Tightening of connecting part 1 Align the centers of the connecting pipes and fully tighten the flare nut with your fingers Then fix the nut with a wrench as shown in the figure and tighten it with a torque wrench Half union or packed valve Fix with wr...

Page 11: ...lve 101 kPa 76 cmHg Handle High Keep fully closed Handle Low Charge hose For R410A only Charge hose For R410A only Vacuum pump adapter for counterflow prevention For R410A only Packed valve at gas side Charge port Valve core Setting pin Vacuum pump Compound pressure gauge Pressure gauge Vacuum pump As shown in the figure connect the charge hose after the manifold valve is closed completely Attach ...

Page 12: ...t pipe 7 Electrical work CAUTION An installation fuse must be used for the power supply line of this air conditioner Incorrect incomplete wiring may lead to an electrical fire or smoke Prepare an exclusive power supply for the air conditioner This product can be connected to the mains power Fixed wire connections A switch that disconnects all poles and has a contact separation of at least 3 mm mus...

Page 13: ... an electric shock 9 Finishing After the refrigerant pipe inter unit wires and drain pipe have been connected cover them with finishing tape and clamp them to the wall with off the shelf support brackets or their equivalent Keep the power wires and system interconnection wires off the valve on the gas side or pipes that have no heat insulator 10Test run Turn on the leakage breaker at least 12 hour...

Page 14: ...The operating pressure of R410A is high 1 6 times that of R22 and R407C If there is a scratch or dent on the pipe or a thinner pipe is used the pressure strength may be inadequate which may cause the pipe to break in the worst case Pipe diameter and thickness mm Pipe outer diameter Ø6 4 Ø9 5 Ø12 7 Thickness R410A 0 8 0 8 0 8 R22 R407C In case the pipe diameter is Ø12 7 mm or less and the thickness...

Page 15: ...e a flare nut attached to the main unit for the indoor outdoor units Do not use the flare nut of the existing pipe Re machine the flare machining size to size for R410A Airtight test Vacuum dry Refrigerant charge Gas leak check Test run YES YES YES NO NO NO Nitrogen gas pressure 0 5 MPa If there is discharge of remains it is judged that a large quantity of remains are present Piping necessary to c...

Page 16: ...me of Gas R410A Global Warming Potential GWP of Gas 2 088 CAUTION 1 Paste the enclosed refrigerant label adjacent to the charging and or recovering location 2 Clearly write the charged refrigerant quantity on the refrigerant label using indelible ink Then place the included transparent protective sheet over the label to prevent the writing from rubbing off 3 Prevent emission of the contained fluor...

Page 17: ...ly leaks out its concentration does not reach the limit and in the event of an emergency measures can be made before injury can occur In a room where the concentration may exceed the limit create an opening with adjacent rooms or install mechanical ventilation combined with a gas leak detection device The concentration is as given below Total amount of refrigerant kg Concentration limit kg m3 Min ...

Page 18: ... 17 MEMO 1116851001_01EN indd 17 1116851001_01EN indd 17 10 25 14 1 43 PM 10 25 14 1 43 PM ...

Page 19: ... 18 MEMO 1116851001_01EN indd 18 1116851001_01EN indd 18 10 18 14 10 23 AM 10 18 14 10 23 AM ...

Page 20: ...144 9 Moo 5 Bangkadi Industrial Park Tivanon Road Tambol Bangkadi Amphur Muang Pathumthani 12000 Thailand 1116851001 1116851001_01EN indd C4 1116851001_01EN indd C4 10 18 14 10 23 AM 10 18 14 10 23 AM ...

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