Toshiba RAV-SM2246AT8-E Скачать руководство пользователя страница 75

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– 75 –

Check

code

Outdoor

LED display

Check and troubleshooting

(Item without special mention Indicates part of outdoor unit.)

[F04]

[Discharge temp. sensor (TD) trouble]

Is connection of CN603 correct?

Is resistance value of TD sensor correct?

YES

Correct connector.

Replace TD sensor

Check control P.C. board.

Failure

→

Replace

[F06]

[Heat exchanger temp. sensor (TE) trouble]

Is connection of CN601 correct?

Is resistance value of TE sensor correct?

YES

Correct connector.

Replace TE sensor

Check control P.C. board.

Failure

→

Replace

[F07]

[Heat exchanger temp. sensor (TL) trouble]

Is connection of CN604 correct?

Is resistance value of TL sensor correct?

YES

Correct connector.

Replace TL sensor

Check control P.C. board.

Failure

→

Replace

[F12]

[Suction temp. sensor (TS) trouble]

Is connection of CN600 correct?

Is resistance value of TS sensor correct?

YES

Correct connector.

Replace TS sensor

Check control P.C. board.

Failure

→

Replace

[F08]

[Outside temp. sensor (TO) trouble]

Is connection of CN602 correct?

Is resistance value of TO sensor correct?

YES

Correct connector.

Replace TO sensor

Check control P.C. board.

Failure

→

Replace

[F13]

[Heat sink temp. sensor (TH) trouble]

Check compressor IPDU P.C. board.
Failure

→

Replac

* When replacing Compressor IPDU P.C.board,
replace the fuse.

Содержание RAV-SM2246AT8-E

Страница 1: ...D IN JAPAN Mar 2017 TOMO FILE No A10 1701 SERVICE MANUAL AIR CONDITIONER SPLIT TYPE OUTDOOR UNIT DIGITAL INVERTER RAV SM2246AT8 E RAV SM2246AT8J E RAV SM2806AT8 E RAV SM2806AT8J E RAV SM2246AT8 TR RAV SM2806AT8 TR ...

Страница 2: ...CTION VIEWS EXTERNAL VIEWS 33 2 1 Outdoor Unit 33 3 OUTDOOR UNIT REFRIGERANTING CYCLE DIAGRAM 37 4 WIRING DIAGRAM 39 4 1 Outdoor Unit 39 5 SPECIFICATIONS OF ELECTRICAL PARTS 40 5 1 Outdoor Unit 40 6 REFRIGERANT R410A 41 6 1 Safety During Installation Servicing 41 6 2 Refrigerant Piping Installation 41 6 3 Tools 45 6 4 Recharging of Refrigerant 45 6 5 Brazing of Pipes 46 6 6 Instructions for Re use...

Страница 3: ...on of Indoor Unit No Position 105 11 REPLACEMENT OF THE SERVICE P C BOARD 107 11 1 Interface CDB P C BOARD MCC 1675 4316V622 107 11 2 Compressor IPDU P C BOARD MCC 1698 4316V624 107 12 HOW TO EXCHANGE COMPRESSOR 108 12 1 Exchanging Procedure of Compressor Outline 108 12 2 Exchange of Compressor 108 13 DETACHMENTS 109 14 EXPLODED VIEWS AND PARTS LIST 119 14 1 Outdoor Unit 119 14 2 Inverter Assembly...

Страница 4: ... 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 qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such m...

Страница 5: ... provide protection for electricians Insulating shoes Clothing to provide protection from electric shock Helmets for use in industry Shoes with additional protective toe cap Gloves to provide protection for electricians Indication DANGER WARNING CAUTION Explanation Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties whe...

Страница 6: ...get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst Description WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit ...

Страница 7: ...r s instructions Also wear a helmet for use in industry as protective gear to undertake the work When working at heights put a sign in place so that no one will approach the work location before proceeding with the work Parts and other objects may fall from above possibly injuring a person below Do not touch the aluminum fin of the outdoor unit You may injure yourself if you do so If the fin must ...

Страница 8: ...u fail to heed this warning Only qualified service person 1 is allowed to do this kind of work Check earth wires Prohibition of modification Use specified parts Do not bring a child close to the equipment Insulating measures Before troubleshooting or repair work check the earth wire is connected to the earth terminals of the main unit otherwise an electric shock is caused when a leak occurs If the...

Страница 9: ... the equipment is moved or repaired be sure to recover the refrigerant with recovering device The refrigerant cannot be recovered in the outdoor unit otherwise a serious accident such as breakage or injury is caused Do not use any refrigerant different from the one specified for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may resul...

Страница 10: ...o be opened in order for the compressor or the area around this part to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of burning yourself because the compressor pipes and other parts will be very hot to the touc...

Страница 11: ... in a location that may be subject to a risk of expire to a combustible gas If a combustible gas leaks and becomes concentrated around the unit a fire may occur When transporting the air conditioner use a forklift and when moving the air conditioner by hand move the unit with 6 people Install a circuit breaker that meets the specifications in the installation manual and the stipulations in the loc...

Страница 12: ...ration cycle to an abnormally high level and possibly resulting in reputing injury etc 1 Refer to the Definition of Qualified Installer or Qualified Service Person Declaration of Conformity Manufacturer TOSHIBA CARRIER CORPORATION 336 Tadehara Fuji shi Shizuoka ken 416 8521 JAPAN TCF holder TOSHIBA CARRIER EUROPE S A S Route de Thil 01120 Montluel FRANCE Hereby declares that the machinery describe...

Страница 13: ...d others do not mix in because pipes are affected by impurities such as water oxide scales oil etc Use the clean pipes Be sure to brazing with flowing nitrogen gas Never use gas other than nitrogen gas 4 For the earth protection use a vacuum pump for air purge 5 R410A refrigerant is azeotropic mixture type refrigerant Therefore use liquid type to charge the refrigerant If using gas for charging co...

Страница 14: ...ts which serve also for R22 are necessary as the general tools 1 Vacuum pump Use vacuum pump by attaching vacuum pump adapter 2 Torque wrench 8 Spanner or Monkey wrench 3 Pipe cutter 9 Hole core drill 4 Reamer 10 Hexagon wrench Opposite side 4mm 5 Pipe bender 11 Tape measure 6 Level vial 12 Metal saw 7 Screwdriver Also prepare the following equipments for other installation method and run check 1 ...

Страница 15: ...E 4 RAV SM566KRT E 4 RAV SM2806AT series Single Concealed Duct High Static Pressure Type RAV SM2804DTP E Simultaneous twin Concealed duct type RAV SM1404UTP E 2 RAV SM1406BTP E 2 RAV SM1408CTP E 2 Simultaneous triple Concealed duct type RAV SM804UTP E 3 RAV SM806BTP E1 3 RAV SM808CTP E 3 RAV SM806KRT E 3 Simultaneous double twin RAV SM804UTP E 4 Concealed duct type RAV SM806BTP E1 4 RAV SM808CTP E...

Страница 16: ... series SM110 SM110 SM80 SM80 SM80 SM56 SM56 SM56 SM56 Branch kit RBC TWP101E RBC TRP100E RBC DTWP101E Simultaneous twin Simultaneous triple Simultaneous double twin RAV SM280AT series SM140 SM140 SM80 SM80 SM80 SM80 SM80 SM80 SM80 Branch kit RBC TWP101E RBC TRP100E RBC DTWP101E ...

Страница 17: ...6 94 3 60 8 83 8 08 5 46 94 4 10 18 0 turbo fan 17 5 14 5 13 0 14 32 29 28 47 44 43 12 79 11 71 7 83 93 3 00 12 02 11 01 7 36 93 3 67 23 0 turbo fan 20 5 16 0 13 5 20 35 31 28 50 46 43 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 1...

Страница 18: ... A kW A kW A m3 min W dB A dB A 10 26 9 40 6 35 93 3 15 10 20 9 34 6 31 94 3 55 18 0 turbo fan 13 3 12 0 11 2 9 4 9 1 60 44 42 39 36 35 59 57 54 51 50 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 12 7 6 4 58 60 76 76 m m m m Outer dimension Max total length Min length Outdoor lower Outdoor high Conn...

Страница 19: ...74 94 3 90 18 0 Centrifugal fan 13 3 11 0 9 0 150 33 29 25 55 51 46 14 49 13 27 8 87 93 2 65 12 60 11 53 7 71 93 3 50 23 0 Centrifugal fan 20 16 5 14 5 150 34 30 26 55 51 46 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 12 ...

Страница 20: ... A kW A m3 min W dB A dB A 10 78 9 87 6 67 94 3 00 10 20 9 34 6 31 94 3 55 18 0 Centrifugal fan 13 0 11 3 9 7 60 45 40 36 60 55 51 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 12 7 6 4 58 60 76 76 m m m m Outer dimension Max total length Min length Outdoor lower Outdoor high Connecting pipe Outdoor ...

Страница 21: ... 94 3 80 18 0 Centrifugal fan 15 0 12 0 9 0 94 37 35 28 52 50 43 14 65 13 42 8 97 93 2 62 12 79 11 71 7 83 93 3 45 23 0 Centrifugal fan 23 5 16 7 12 5 94 41 36 29 56 51 44 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 12 7 ...

Страница 22: ...31 94 3 55 18 0 Cross flow fan 14 0 12 5 11 0 30 42 39 36 57 54 51 15 06 13 79 9 22 93 2 55 12 94 11 85 7 92 93 3 41 23 0 Cross flow fan 17 0 12 5 11 0 30 47 41 36 62 56 51 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 12 7...

Страница 23: ...9 8 23 5 56 94 3 60 8 83 8 08 5 46 94 4 10 18 0 turbo fan 20 5 16 0 13 5 20 35 31 28 50 46 43 12 79 11 71 7 83 93 3 00 12 02 11 01 7 36 93 3 67 23 0 turbo fan 20 5 16 0 13 5 20 35 31 28 50 46 43 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 ...

Страница 24: ...6 17 94 3 24 9 28 8 50 5 74 94 3 90 18 0 Centrifugal fan 20 16 5 14 5 150 34 30 26 55 51 46 14 49 13 27 8 87 93 2 65 12 60 11 53 7 71 93 3 50 23 0 Centrifugal fan 20 16 5 14 5 150 34 30 26 55 51 46 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12...

Страница 25: ...17 94 3 24 9 52 8 72 5 89 94 3 80 18 0 Centrifugal fan 23 5 16 7 12 5 94 41 36 29 56 51 44 14 65 13 42 8 97 93 2 62 12 79 11 71 7 83 93 3 45 23 0 Centrifugal fan 23 5 16 7 12 5 94 41 36 29 56 51 44 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12...

Страница 26: ...6 67 94 3 00 10 20 9 34 6 31 94 3 55 18 0 Cross flow fan 17 0 12 5 11 0 30 47 41 36 62 56 51 15 06 13 79 9 22 93 2 55 12 94 11 85 7 92 93 3 41 23 0 Cross flow fan 17 0 12 5 11 0 30 47 41 36 62 56 51 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 1...

Страница 27: ...0 8 83 8 08 5 46 94 4 10 18 0 turbo fan 33 5 24 0 19 5 68 43 38 33 58 53 48 12 79 11 71 7 83 93 3 00 12 02 11 01 7 36 93 3 67 23 0 turbo fan 35 0 24 0 20 5 72 44 38 34 59 53 49 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 58 60 76 ...

Страница 28: ...8 8 50 5 74 94 3 90 18 0 Centrifugal fan 35 29 25 250 40 36 33 63 58 54 14 49 13 27 8 87 93 2 65 12 60 11 53 7 71 93 3 50 23 0 Centrifugal fan 35 29 25 250 40 36 33 63 58 54 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 58 60 76 76 ...

Страница 29: ... 5 89 94 3 80 18 0 Centrifugal fan 31 0 22 5 17 0 139 44 38 32 59 53 47 14 65 13 42 8 97 93 2 62 12 79 11 71 7 83 93 3 45 23 0 Centrifugal fan 34 0 25 5 20 0 139 46 41 35 61 56 50 Indoor unit Outdoor unit 20 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 15 9 9 5 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 12 7 15 9 9 5 58 60 ...

Страница 30: ...8 67 5 86 94 3 24 9 52 8 72 5 89 94 3 80 18 0 Centrifugal fan 63 3 53 3 41 7 1000 44 40 36 79 75 71 13 04 11 94 7 98 93 2 82 12 71 11 64 7 78 93 3 47 23 0 Centrifugal fan 80 0 70 0 58 3 1000 46 42 38 81 77 73 Indoor unit Outdoor unit 19 0 22 4 kW kW Cooling capacity Heating capacity Power supply 100 5 30 30 Propeller fan 182 200 200 28 6 12 7 61 63 78 80 100 5 30 30 Propeller fan 153 200 200 28 6 ...

Страница 31: ...ight Heat exchanger Sound pressure level Sound power level Outside air temperature cooling Outside air temperature heating Connecting pipe Outdoor unit side kg m3 min W mm mm dB A dB A C C Fan Standard air flow Motor Gas side Liquid side Cooling Heating Cooling Heating Fan unit 3 phase 380 415 50Hz Power exclusive to outdoor is required Refrigerant charged Refrigerant control Max Min Outdoor lower...

Страница 32: ...15 6 3 12 27 18 9 0 9 6 21 12 3 50 48 46 44 42 40 38 36 34 32 SM280 SM224 Conditions Indoor DB27 C WB19 C outdoor DB35 C Indoor air flow High Pipe length 7 5m Conditions Indoor DB27 C WB19 C Indoor air flow High Pipe length 7 5m 20 110 18 16 14 12 Current A Comoressor speed rps 10 8 6 4 2 0 Outdoor temperature C 100 90 80 70 60 50 40 30 20 10 0 SM280 SM224 Conditions Indoor DB20 C Outdoor DB 7 C W...

Страница 33: ... 33 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 2 1 Outdoor Unit ...

Страница 34: ...er diameter Ø28 6 1 pc Outer diameter Ø25 4 Inner diameter Ø C Inner diameter Ø D Inner diameter Ø D A B 24 22 54 A B C D 74 37 25 4 15 9 42 23 15 9 15 9 43 23 15 9 12 7 35 18 12 7 9 5 34 14 9 5 9 5 36 14 9 5 6 4 Model Gas side RBC DTWP101E Liquid side Q ty 1 2 2 1 2 2 ...

Страница 35: ...r Ø12 7 Inner diameter Ø15 9 Inner diameter Ø9 52 Insulator 300 80 80 100 80 80 100 Ø12 7 Ø6 4 Ø9 5 100 28 10 24 6 26 9 100 35 3 pcs 3 pcs 1 pc 1 pc 1 pc Inner diameter Ø28 6 Outer diameter Ø25 4 24 22 54 Ø25 4 External diameter Ø15 9 46 12 1 pc 1 pc Gas side Header assembly Liquid side Branch pipe assembly Gas side socket Liquid side socket ...

Страница 36: ...Twin Branch pipe Joint pipe Inner diameter Ø28 6 1 pc Outer diameter Ø25 4 Inner diameter Ø C Inner diameter Ø D Inner diameter Ø D A B 24 22 54 Model RBC TWP101E Gas side Liquid side A B C D Q ty 74 37 25 4 15 9 1 35 18 12 7 9 5 1 ...

Страница 37: ... Muffler TD Compressor Accumulator Capillary tube Solenoid valve Check valve TS 4 way valve Header TO TL Outdoor heat exchanger TE Distributor Thremistor Connecting pipe inner dia Connecting pipe outer dia Liquid pipe Ø 28 6 Ø 12 7 Ø 19 1 Ø 12 7 Liquid pipe Gas pipe Gas pipe Strainer Strainer Strainer Liquid tank ...

Страница 38: ...door 3 0 3 8 2 5 2 5 3 5 1 7 0 8 1 4 0 6 0 6 1 1 0 2 cooling Heating Standard Overload Low load Standard Overload Low load 31 1 38 7 25 7 25 5 35 9 17 0 8 1 13 9 6 3 6 6 11 6 1 5 79 6 86 0 57 1 75 5 84 6 86 7 7 4 26 7 6 2 1 2 16 3 27 0 11 0 24 0 9 0 39 0 43 0 25 0 50 5 60 0 49 5 5 9 17 9 14 3 43 0 54 5 43 9 1 0 16 0 26 6 76 2 31 2 53 4 75 6 39 0 105 0 HIGH HIGH LOW HIGH LOW HIGH 27 19 32 24 18 15 ...

Страница 39: ... IPDU board Compressor MCC 1698 CN203 CN201 CN202 W BLK WHI V RED U 4 5 1 2 3 HWI CN852 CN19 GRY RED WHI RED 250V GRY WHI CH 68 Reactor CH 90 Reactor CN600 WHI BLK P501 4 5 1 2 3 4 5 1 2 3 CM MS 3 1 3 4 5 1 2 3 1 3 1 2 1 7 3 5 5 5 1 3 2 1 3 2 BLK WHI RED MS 3 MS 3 3 1 3 1 1 3 3 1 2 1 3 1 6 4 3 2 1 6 4 3 2 1 5 2 4 3 1 2 6 6 2 1 1 3 5 2 1 TL t 1 3 1 2 1 2 1 3 TD t TO t TE t TS t To INDOOR UNIT 5 1 2...

Страница 40: ...n P C board MCC 1698 Fuse Mounted on P C board MCC 1698 Fuse Mounted on P C board MCC 1597 Fuse Mounted on P C board MCC 1597 Fuse Mounted on P C board MCC 1675 Fuse Mounted on P C board MCC 1600 Relay Compressor thermostat STF H01AJ1736A1 VPV MOAJ510B0 PQ M10012 000 ACB 4UB83W CH 90 CH 68 CH 56 MCC 1698 MCC 1597 MCC 1675 MCC 1600 MCC 1646 TLC 25A GAC1 31 5A SCT 3 15A GDM 250V 15A SCT 3 15A FJL 25...

Страница 41: ...ay become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a large volume of refrigerant is ...

Страница 42: ...m thicknesses of socket joints Nominal diameter 1 4 3 8 1 2 5 8 Reference outer diameter of copper pipe jointed mm 6 4 9 5 12 7 15 9 Minimum joint thickness mm 0 50 0 60 0 70 0 80 6 2 2 Processing of Piping Materials When performing the refrigerant piping installation care should be taken to ensure that water or dust does not enter the pipe interior that no other oil other than lubricating oils us...

Страница 43: ...m 0 8 0 8 0 8 1 0 1 0 Dimension mm A B C D 9 1 9 2 6 5 13 13 0 13 5 9 7 20 16 2 16 0 12 9 20 19 4 19 0 16 0 23 23 3 24 0 19 2 34 Flare nut width mm 17 22 24 27 36 Nominal diameter 1 4 3 8 1 2 5 8 3 4 Outer diameter mm 6 4 9 5 12 7 15 9 19 1 Thickness mm 0 8 0 8 0 8 1 0 1 2 Dimension mm A B C D 9 1 9 2 6 5 13 13 2 13 5 9 7 20 16 6 16 0 12 9 23 19 7 19 0 16 0 25 24 0 19 2 28 Flare nut width mm 17 22...

Страница 44: ...es designated by manufacturers Table 6 2 6 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out 43 to 45 45 to 46 A B C D Fig 6 2 2 Relations between flare nut and flare seal surface Table 6 2 6 Tightening torque of flare for R410A Refer...

Страница 45: ... it is for 1 to 2 minutes and ensure that the compound gauge s pointer does not return Set the refrigerant cylinder to the electronic balance connect the connecting hose to the cylinder and the connecting port of the electronic balance and charge liquid refrigerant INDOOR unit Liquid side Refrigerant cylinder With siphon pipe Check valve Gas side Open Close valve for charging Electronic balance fo...

Страница 46: ...oy mainly composed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solderability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is wea...

Страница 47: ... cylinder Nitrogen gas Rubber plug Fig 6 5 1 Prevention of oxidation during brazing 1 Do not enter flux into the refrigeration cycle 2 When chlorine contained in the flux remains within the pipe the lubricating oil deteriorates Therefore use a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 R...

Страница 48: ...s There is possibility that copper green rust generated 6 Check the oil when the existing air conditioner was removed after refrigerant had been recovered In this case if the oil is judged as clearly different compared with normal oil The refrigerator oil is copper rust green There is possibility that moisture is mixed with the oil and rust generates inside of the pipe There is discolored oil a la...

Страница 49: ...e to flash the branching pipe Connect the indoor outdoor units to the existing pipe Use 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 Nitrogen gas pressure 0 5 Mpa H A If there is discharge of remains it is judged that t...

Страница 50: ... welds if any on the pipe for gas leaks There may be a problem with the pressure resistance of the branching pipes of the existing piping Replace them with branch pipes sold separately When the pipe corresponds to any of the following do not use it Install a new pipe instead The pipe has been opened disconnected from indoor unit or outdoor unit for a long period The pipe has been connected to an o...

Страница 51: ...1698 Compressor IPDU CN02 Connnector for MCC 1600 CN17 CN03 Terminal for power relay CN01 Terminal for power relay CN04 Terminal for PTC thermistor CN203 RED CN202 WHI CN201 BLK Compressor output terminal CN09 10 Terminal for CH 90 CN101 WHI Connnector for MCC 1597 CN502 CN852 WHI Connnector for MCC 1597 CN504 ...

Страница 52: ...r for MCC 1698 CN852 CN602 Black Connector for MCC 1600 CN51 F500 Electric circuit protective fuse 250V 15A P501 Black Lead wire for grounding CN505 Red Connector for MCC 1675 CN802 CN502 White Connector for MCC 1698 CN101 CN700 Blue Fan motor output Down side CN500 Red Connector for MCC 1600 CN22 and reactor CH68 ...

Страница 53: ...Display CN690 GRN Connnector for Higt Pressure switch CN704 BLU Compressor ON out put CN609 BLU Connector for Case thermostat CN606 WHI Connector for Low pressure sensor CN710 711 WHI Connector for PMV1 PMV2 CN608 WHI Connnector for MCC 1600 CN50 CN604 WHI TL sensor CN603 WHI TD sensor CN602 YEL TO sensor CN601 WHI TE sensor CN600 WHI TS sensor CN610 YEL Outside input F01 Protective Fuse F02 Prote...

Страница 54: ...tor protective fuse 250V 6 3A CN07 Black Power supply terminal L3 F03 Varistor protective fuse 250V 6 3A CN20 White Power supply terminal L2 CN08 Gray Neutral terminal CN10 Red Terminal for MCC 1675 CN02 and Terminal for PTC thermistor CN16 Red Terminal for power relay CN17 White Terminal for MCC 1698 CN02 CN18 Black Terminal for power relay CN19 Gray Terminal for MCC 1675 CN02 CN09 Brown Terminal...

Страница 55: ...g in dramatic reduction in the durable life of the compressor In the event of malfunction and repair of the compressor restart operation after checking that there are no trouble in the resistance values or the refrigerating cycle of each sensor 2 Discharge temperature release control 1 This control lowers the revolution number of the compressor in the event that the discharge temperature is not re...

Страница 56: ...W3 WF Min WA W9 W7 W6 W4 W3 W2 W2 Max WF WF WB W9 W7 W5 W4 WF TL Revolution number HOLD WF tap 58 1tap 20sec 55 37 34 SM224 Less than 38rps 38rps or more and less than 52 rps 52rps or more 38 C TO 29 C TO 38 C 15 C TO 29 C 5 C TO 15 C 0 C TO 5 C 5 C TO 0 C TO 5 C To trouble Min W6 W5 W3 W2 W1 W1 OFF OFF Max WB WA W7 W5 W3 W2 W2 WB Min W8 W7 W5 W4 W3 W2 W1 W1 Max WE WD W9 W7 W5 W4 W3 WE Min WA W9 W...

Страница 57: ...ntrol 1 Heating operations of the outdoor fan are controlled by a TE sensor TO sensor and the compressor revolution number Control from a minimum W1 to a maximum is performed according to the table below 2 Operation is fixed for 3 minutes after start up by a maximum fan tap corresponding to the zones in the table below Thereafter fan control is performed using the temperature from the TE sensor 3 ...

Страница 58: ... temperature is 7 C TE 12 C for 1 minute Furthermore the defrost operation will be terminated if defrosting operations have continued for 10 minutes even if TE sensor temperature is less than 7 C 3 After defrost operations have been reset the compressor restarts heating operations without stopping TE C 5 C 2 C 10 C 18 C 0 10 39 min 15 45 55 180 A zone D zone B zone C zone The minimum TE value duri...

Страница 59: ...value from the right table 9 Over current protective control 1 Operation of the compressor is stopped when the over current protective circuit detects a trouble current 2 The compressor restarts after 2 minutes 30 seconds using 1 as a trouble count After restart the trouble count is cleared when operation continues for 6 minutes or more 3 A trouble is confirmed when the trouble count takes a value...

Страница 60: ...C 26 C 6 When Ps 0 14 MPa 7 When conditions for defrost satisfied 8 When conditions for defrost satisfied SV2 Valve Close Conditions When operation started after operating or when 30 minutes elapsed after opening SV2 under conditions 1 2 When 8 minutes elapsed after starting operation When Ps 0 27 MPa When 8 minutes elapsed after starting operation or when TC 26 C When Ps 0 19 MPa When 4 way valve...

Страница 61: ...ication of current is determined by TD and TO sensors When the TO sensor is defective a backup control is automatically performed by the TE sensor When TO sensor is defective make a determination using the LED display of the outdoor interface board 4 The power is turned off when TD is 30 C or more NOTE While heating and electrifying the winding wire electrifying sound may generate It is nor abnorm...

Страница 62: ...rk in heating operation Does not outside low temperature operation control work in cooling operation Is not defrost operation performed 4 ON OFF operation cannot be performed from remote controller Is not the control operation performed from outside remote side Is not automatic address being set up When the power is turned on at the first time or when indoor unit address setting is changed the ope...

Страница 63: ...ler Is not forced operation performed Is not the control operation performed from outside remote side Is not automatic address being set up Is not being carried out a test run by operation of the outdoor controller a Did you return the wiring to the initial positions b Are connecting wires between indoor unit and receiving unit correct 2 Troubleshooting procedure When the power is turned on at the...

Страница 64: ...r unit Receiving trouble Receiving unit Miswiring or wire connection trouble Sending trouble Communication stop between receiving unit and indoor unit Duplicated indoor unit No Setup trouble Duplicated header units of remote controller Communication trouble between CPUs on indoor unit P C board Wire connection trouble between indoor units Indoor power OFF Communication stop between indoor header a...

Страница 65: ...le Temp Sensor miswiring TE TS Indoor EEPROM trouble Outdoor EEPROM trouble Compressor break down Outdoor compressor system trouble 1 Compressor lock Current detection circuit trouble Power supply outdoor P C board trouble Case thermostat worked Compressor overheat outdoor wiring trouble PS pressure sensor trouble Outdoor unit low pressure protective operation low pressure system trouble Duplicate...

Страница 66: ...on Timer Ready Simultaneous flash Operation Timer Ready Alternate flash Check code Cause of trouble occurrence During test run Disagreement of cool heat Automatic cool heat setting to automatic cool heat prohibited model or setting of heating to cooling only model ...

Страница 67: ...0 Outdoor heat exchanger Coil temperature TL Compressor operation frequency Outdoor fan revolution frequency Lower Outdoor fan revolution frequency Upper Compressor calculated operation time Unit C C C C C A C rps rpm rpm 100h 1 Push buttons simultaneously for 4 seconds to call the service monitor mode The service monitor goes on the header indoor unit No is displayed at first and then the tempera...

Страница 68: ... Outdoor P C board part EEPROM trouble was detected F12 Outdoor unit Temp sensor TS trouble ALT Outdoor Open Short of suction temp sensor was detected F13 Outdoor unit Temp sensor TH trouble ALT Outdoor Open Short of heat sink temp sensor Board installed was detected F15 Outdoor unit Misconnection of temp sensor TE TS ALT Outdoor Misconnection of outdoor heat exchanger temp sensor and suction temp...

Страница 69: ...temp TA was detected O F01 Indoor unit Heat exchanger sensor TCJ trouble ALT Indoor Open Short of heat exchanger TCJ was detected O F02 Indoor unit Heat exchanger sensor TC trouble ALT Indoor Open Short of heat exchanger TC was detected O There are multiple communication adapters Network adapter There are multiple communication adapters on remote controller communication line O O By unit with warn...

Страница 70: ...d Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Displayed when trouble is detected Judgment and ...

Страница 71: ...ble 5 Check outdoor P C board trouble H06 Low pressure protective operation Stop Displayed when trouble is detected 1 Check service valves are fully opened Gas side Liquid side 2 Check clogging of outdoor PMV PMV1 2 3 Check SV2 circuit 4 Check Ps sensor trouble 5 Check clogging of indoor filter 6 Check clogging of refrigerant pipe 7 Check of outdoor fan operation In heating mode 8 Check short of r...

Страница 72: ...heck of outdoor fan operation 3 Check motor trouble of outdoor fan 4 Check clogging of outdoor PMV PMV1 2 5 Check clogging of heat exchanger in indoor outdoor units 6 Short circuit status of suction discharge air in outdoor unit 7 Check outdoor P C board trouble 8 Check fan system trouble Cause of air volume drop at indoor side 9 Check PMV opening status in indoor unit P03 Discharge temp trouble D...

Страница 73: ...nit wiring 2 Check remote controller 3 Check indoor power wiring 4 Check indoor P C board E02 Signal send trouble to indoor unit Detected by remote controller side Stop Automatic reset If center exists operation continues Displayed when trouble is detected Sending trouble of remote controller 1 Check sending circuit inside of remote controller Replace remote controller E09 There are multiple main ...

Страница 74: ...off or rapidly flashing and that D805 is lit up If D800 to D804 are slowly flashing or D805 is flashing then push and hold down SW01 and SW02 at the same time for at least 5 seconds D800 to D804 will turn off or be rapidly flashing and D805 will change to flashing 2 Push and hold down SW01 for at least 5 seconds D804 will start slowly flashing 3 Push SW01 several times until reaching the LED indic...

Страница 75: ... Heat exchanger temp sensor TL trouble Is connection of CN604 correct Is resistance value of TL sensor correct YES NO Correct connector Replace TL sensor Check control P C board Failure Replace F12 Suction temp sensor TS trouble Is connection of CN600 correct Is resistance value of TS sensor correct YES NO Correct connector Replace TS sensor Check control P C board Failure Replace F08 Outside temp...

Страница 76: ...sistance value of TS sensor correct YES NO Correct connector Replace TE sensor Check control P C board Failure Replace Is connection of CN601 correct Is resistance value of TE sensor correct YES F23 Low pressure sensor PS trouble Is the PS sensor connector correct connected NO Connector connection correction PS sensor CN 606 NO NO Replace PS sensor Check compressor YES Is the PS sensor output volt...

Страница 77: ...d Failure Replac When replacing Compressor IPDU P C board replace the fuse Does an abnormal overload happen YES H02 Compressor lock Is power supply voltage normal AC342 to 457V NO Correct power supply line NO Compressor lock Replace Check wire connection and correct it YES Is wire connection correct Compressor lead P C board side Compressor side Reactor lead Power supply lead YES Check compressor ...

Страница 78: ... NO Open service valve fully NO YES YES Check compressor CDB P C board Failure Replac When replacing Compressor CDB P C board replace the fuse NO When shorting the case thermostat can you perform the cooling heating operation NO Correct connector Case thermostat trouble Replace Replace the PMV Is there gas leak Is there refrigerant shortage YES Fault part repair Recharge refrigerant Is service val...

Страница 79: ...ailure Replace YES YES Check outdoor P C board Failure Replace YES Is there an outdoor unit heat exchanger clogging NO Is there indoor unit filter or heat exchanger clogging NO When heating the outdoor unit fan operate normally Is the service valve of the outdoor unit fully open YES Is the characteristics of the low pressure sensor normal YES Is the SV2 bypass circuit normal YES YES Service valve ...

Страница 80: ...ted YES Check compressor IPDU P C board Failure Replac When replacing Compressor IPDU P C board replace the fuse L10 Heat sink temp sensor TH trouble Cut jumper line according to the explanation sheet packaged with the service P C board P03 Discharge temp trouble Is there gas leak Is there refrigerant shortage NO Replace the PMV Replace TD sensor YES Remove and improve the cause of overload NO Che...

Страница 81: ...Voltage failure open phase YES Correct wiring Check the same items as P04 trouble YES Check noise filter P C board Interface CDB P C board Failure Replace NO NO P07 Heat sink overheat trouble Is there any looseness in the screw stop of the motor drive element Q21 of the compressor IPDU P C board the sub heat sink and the diode bridge Are radiation grease properly applied Does something block the v...

Страница 82: ...e refrigerant shortage Check temp sensor TD sensor CN603 TS sensor CN600 NO Open service valve fully YES Correct and replace piping YES Fault part repair Recharge refrigerant Replace the PMV NO Trouble Correct connector Sensor trouble Replace NO YES Is PMV normal YES Check Interface CDB P C board Failure Replace OK Is service valve fully opened NO Is there crushed pipe ...

Страница 83: ... Use to check whether there are any problems with the 4 way valve or 4 way valve coil Method of operation 1 Push ensure that D800 to D804 are off or rapidly flashing and that D805 is lit up If D800 to D804 are slowly flashing or D805 is flashing then push and hold down SW01 and SW02 at the same time for at least 5 seconds D800 to D804 will turn off or rapidly flash and D805 turn on 2 Push and hold...

Страница 84: ...value of TE sensor correct Resistance value measurement Are resistance values of indoor TC and TCJ sensors normal Replace TE sensor Check the same items as P22 trouble Check overcharge of refrigerant clogging of cycle broken pipe abnormal overload etc Failure Fault part repair Check overcharge of refrigerant clogging of cycle broken pipe abnormal overload etc Failure Fault part repair Eliminate in...

Страница 85: ...here are any problems with the 4 way valve or 4 way valve coil Method of operation 1 Push ensure that D800 to D804 are off or rapidly flashing and that D805 is lit up If D800 to D804 are slowly flashing or D805 is flashing then please push and hold down SW01 and SW02 at the same time for at least 5 seconds D800 to D804 will turn off or rapidly flash and D805 turn on 2 Push and hold down SW01 for a...

Страница 86: ...oard YES Does the same trouble occur in operation without compressor lead Check compressor Layer short etc Failure Replace NO P29 Position detection circuit trouble No code Other trouble Compressor step out from sudden changes in load etc Outdoor LED indication occurs but it automatically restarts and does not confirm any trouble May occur also when the compressor is open phase and wiring disconne...

Страница 87: ...ristic table TA TC TCJ TE TS TO sensors Representative value TD TL sensors Representative value TA TC TCJ TE TS TO sensors TD TL sensors Temperature C 0 10 20 25 30 40 50 60 70 80 90 100 Resistance value kΩ Minimum value Standard value Maximum value 32 33 33 80 35 30 19 63 20 35 21 09 12 23 12 59 12 95 9 75 10 00 10 25 7 764 7 990 8 218 5 013 5 192 5 375 3 312 3 451 3 594 2 236 2 343 2 454 1 540 1...

Страница 88: ...ce check goes on the CODE No 01 is displayed and then the content of the latest alarm is displayed The number and trouble contents of the indoor unit in which a trouble occurred are displayed 2 In order to monitor another check code history push the set temperature buttons to change the check code history No CODE No CODE No 01 01 01 01 01 Latest CODE No 04 04 04 04 04 Old NOTE 4 check code histori...

Страница 89: ... 5 minutes Normal Gr normal 1 There is no duplicated indoor unit address 2 There is no invalid indoor unit address 3 Individual unit and master follower units are not intermingled 4 Only a unit for individual 5 A master indoor unit and 1 or more follower indoor units for Gr Automatic address judgment Initial communication Usual regular communication By feed unit Power ON Gr construction check Syst...

Страница 90: ... patterns Go ON Go OFF flash 5 times sec flashing 1 time sec The initial state of the LED display is as shown on the right with D805 lit up If not in the initial state D805 flashing then it can be returned to the initial state by pushing and holding down SW01 and SW02 at the same time for 5 seconds D800 to D804 Go Off and flash 5 times sec D805 Go ON D800 D801 D802 D803 D804 D805 Yellow LED Yellow...

Страница 91: ...n return to step 1 by pressing and holding down SW01 and SW02 at the same time for at least 5 seconds Functions LED display Control content Existing pipe setting D800 D801 D802 D803 D804 Activate when existing Ø19 1 piping is used Note that in this case depending on the outdoor and indoor air temperature the heating capacity may drop Cooling only setting D800 D801 D802 D803 D804 Cooling only setti...

Страница 92: ... factory default stings can be restored using the following procedure 1 Ensure the LED display shows the initial state If not then ensure to return it to the initial state Return to default factory setting LED display D800 D801 D802 D803 D804 D805 Go ON Go OFF Flash 5 times sec Sub P C board switch and LED arrangement diagram D800 LED YEL D801 LED YEL D802 LED YEL D803 LED YEL D804 LED YEL D805 LE...

Страница 93: ...e displayed TO sensor trouble only and thus this setting does not display Check using the current trouble setting Discharge temperature sensor TD indication Displays the discharge temperature sensor TD value Outdoor heat exchanger temperature sensor TE indication Displays the outdoor heat exchanger temperature sensor TE value Outdoor heat exchanger temperature sensor TL indication Displays the out...

Страница 94: ...ouble Heat sink overheat trouble Gas leak detection 4 way valve reversal trouble High pressure protective operation Fan system trouble Short circuit of compressor drive element Position detection circuit trouble Go ON Go OFF Flash 5 times sec 1 2 2 Latest including current trouble indication LED indication Name of trouble D800 D801 D802 D803 D804 D805 Normal Discharg temp sensoe TD trouble Heat ex...

Страница 95: ... D804 YEL D805 GRN Less than 25 25 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Sensor trouble 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 or more 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 or more 0 39 40 79 80 119 120 159 160 199 200 239 240 27...

Страница 96: ...cause of refrigerant circulation failures due to PMV Pulse Motor Valve blockages operation failures capillary blockages strainer blockages etc Refrigerant leak detection may not be possible depending on the external air temperature conditions during operation If any refrigerant leaks are detected ensure to identify where the leak is recover the remaining refrigerant and then recharge with the corr...

Страница 97: ...lace which can be dangerous Note 2 Trial indoor cooling operation request trial indoor heating operation request Caution Forced test operations using this setting cannot be cancelled using the indoor remote control Refer to 6 below Special operations LED display Control content The outdoor unit performs cooling operations Indoor units do not operate with just this operation and hence do any fan on...

Страница 98: ... dissipation The power saving can be switched to three levels 75 50 and operation stop 2 Night operation Reduces the capacity of the air conditioner by the input signal from a commercially available timer procured locally regardless of the outside air temperature or load to reduce operating noise 3 Compressor output Turns on the no voltage contact output while the compressor is operating ...

Страница 99: ...unit Connect one remote controller with one indoor unit 1 1 tentatively with communication wires END Turn on power of outdoor unit Set to all indoor units one by one Do you arbitrarily set the indoor unit address Do you change setting after automatic setting at the first time Is refrigerant line 1 line Is group control performed Setup of automatic address finishes within 4 to 5 minutes After compl...

Страница 100: ...ration Basically sub units do not send receive signals to from the remote controllers Except alarm and response to demand of service data Header unit Representative unit Master Twin This unit communicates with the indoor unit follower which serial communicates with the outdoor units and sends receives signal Command from compressor to from the outdoor units as the representative of the cycle contr...

Страница 101: ...to the header unit Example No 3 1 header unit sends receives signal to from No 3 2 and No 3 3 follower units It is not influenced by the refrigerating line 1 or 2 address indoor unit 1 Single Outdoor Indoor Remote controller 1 1 Individual Master Header 2 Double twin 1 1 Master Header 1 2 Sub Follower 1 3 Sub Follower 1 4 Sub Follower 3 Twin 5 Single group operation 6 Multiple groups operation Sin...

Страница 102: ...nits Miltiple indoor units only with serial communication 2 1 Sub Header 1 1 Sub Header 3 1 Sub Header 4 1 Master Header 8 1 Sub Header 2 1 Sub Header 1 1 Sub Header 2 1 Sub Follower 3 3 Master Follower 3 1 Sub Header 2 2 Sub Follower 1 2 Sub Follower 3 2 Sub Follower 2 1 Sub Header 1 1 Sub Header 1 2 Sub Follower 1 3 Master Follower 3 1 Sub Header 3 2 Sub Follower 3 3 Sub Follower 3 4 Sub Followe...

Страница 103: ...ote controller Remote controller wiring Indoor side Indoor Outdoor connecting wires Outdoor side Indoor side Indoor side Remote controller inter unit wiring Remote controller inter unit wiring Indoor power inter unit wiring Triple Double twin Indoor power inter unit wiring A B 1 2 3 Indoor side Remote controller inter unit wiring Indoor power inter unit wiring 380 415 V 3N 50Hz 380 V 3N 60Hz L1 L2...

Страница 104: ...at addresses of the indoor units will be determined prior to piping work after wiring work Set an indoor unit per a remote controller Turn on power supply 1 Push buttons simultaneously for 4 seconds or more 2 Line address Using the temperature setup buttons set 12 12 12 12 12 to the CODE No 3 Using timer time buttons set the line address 4 Push button OK when display goes on 5 Indoor unit address ...

Страница 105: ... controller Group control unit other unit numbers are also displayed every pushing UNIT LOUVER button button of left side 2 To know the position of indoor unit body by address To confirm the unit No in the group control Follow to the procedure during operation in this procedure the indoor units in group control stop Procedure The indoor unit numbers in the group control are successively displayed ...

Страница 106: ...lean the indoor outdoor units regularly will cause shortage of capacity freezing water leakage or trouble on the compressor Part name Heat exchanger Fan motor Filter Fan Suction Discharge grille Drain pan Face panel Louver External appearance Object Indoor Outdoor O O O O O O O O O O O Contents of check Blocking with dust damage check Audibility for sound Visual check for dirt and breakage Visual ...

Страница 107: ...e Setting Model switching Jumper wire J800 J803 Cutthese jumper wires according to the following table J 800 J 801 J 802 J 803 Model name Factory setting default RAV SM2246AT RAV SM2806AT O Connected Cut O O O O O O O O O O CN708 F01 CN02 F02 CN608 CN802 CN805 CN807 CN700 CN702 CN01 R500 R510 F500 CN703 CN609 CN690 C701 C808 C705 C143 C141 C801 CN800 CN600 CN601 CN602 CN603 CN604 CN801 CN606 CN710...

Страница 108: ...service compressor Leakage check Vacuuming Charge the refrigerant END Turn off the circuit breaker NO Open PMV forcedly and then recover refrigerant using a refrigerant recovery unit Never recover the refrigerant to the outdoor unit For the refrigerant recovery work during reinstallation of repair work be sure to use the refrigerant recovery unit Recovery of refrigerant to the outdoor unit is unav...

Страница 109: ...move the front panel 3 Remove the terminal cover 2 pcs Ø4 8 4 Remove the power and indoor outdoor connection wires from the wire clamps and terminals 5 Remove the top cover 6 pcs Ø4 10 hexagon screws 2 Attachment 1 Attach the top cover 6 pcs Ø4 10 hexagon screws 2 Connect the power and indoor outdoor connection wires to the terminal and fix in place using the code clamps NOTE The power and indoor ...

Страница 110: ...et and heat exchanger 4 pcs Ø4 8 e Side cabinet right 1 Following to work of item 1 of c 2 Remove the screws securing the inverter assembly and side cabinet right 3 pcs Ø4 8 3 Remove the screws form the side cabinet right and valve fixing plate 2 pcs Ø4 8 4 Remove the screws form the side cabinet right and piping panel rear 2 pcs Ø4 10 hexagon screws 5 Remove the screws form the side cabinet right...

Страница 111: ... places CN01 Power relay connector Red CN02 CN12 of the noise filter P C board connector White CN03 Power relay connector Black CN04 PTC thermistor connector Red CN203 Compressor connector Red CN202 Compressor connector White CN201 Compressor connector Black CN09 Reactor CH90 connector CN10 Reactor CH90 connector 5 Remove the screws fixing the heat sink to the A3 IPDU P C board 4 pcs Ø4 15 6 Remov...

Страница 112: ...02 CN101 of the A3 IPDU P C board connector 2P White CN504 CN852 of the A3 IPDU P C board connector 5P Blue CN602 CN51 of the noise filter P C board connector 2P Black 3 Remove the screws from the FAN IPDU P C board and heat sink 5 pcs Ø3 14 4 Remove the FAN IPDU P C board 3 supporters 5 Apply radiator grease to back of the new FAN IPDU P C board where it will attached to the heat sink before then...

Страница 113: ... 4 Attach the new Interface CDB P C board to the inverter box 4 Noise filter P C board 1 Following to work of item to 2 of 1 of g 2 Remove the connectors 3 places from the noise filter P C board CN22 CN500 of the FAN IPDU P C board connector 2P Red CN50 CN608 of the CDB P C board connector 2P White CN51 CN602 of the FAN IPDU P C board connector 2P Black 3 Remove the lead wires 10 places connected ...

Страница 114: ...rk of item to 2 of 1 of g 2 Following to work of item f 3 Remove the lead wires attached to CN09 and CN10 of the A3 IPDU P C board 4 Remove the fixing screws of the reactor 2 pcs Ø4 8 5 Attach the a new reactor in the inverter box 8 Power relay 1 Following to work of item to 2 of 1 of g 2 Remove the fixing screws of the lead wires connected to the power relay 3 Remove the power relay 2 pcs Ø4 12 4...

Страница 115: ... the fan motor lead fixing rubber to the separate plate so that the projection is on the refrigeration cycle side Ensure to bundle again with a commercially available code clamp where the code clamp was removed Propeller fan Propeller fan Loosen by turning Loosen by turning clockwise clockwise Flange nut Fan motor Fan motor Fan motor Fan motor Upper fan motor connector Upper fan motor connector Lo...

Страница 116: ...ad from the comp substrate 3 screws 10 Remove the fixing the screws ferrite core and compressor lead 1 pcs ST3T Ø4 8 11 Remove the discharge and suction pipes connected to the compressor using a burner WARNING Ensure extreme caution when removing piping by melting the weld with a burner as fire may result if there is any oil within the piping NOTE Carefully avoid contact with the 4 way valve and P...

Страница 117: ...t up If D805 is not lit up off or flashing then push and hold down SW01 and SW02 at the same time for at least 5 seconds and check that D805 lights up Push and hold SW01 down for at least 5 seconds or to confirm that D804 is slowly flashing once second Push SW01 several times until the the LED indications D800 to D804 become the following Push SW02 and D805 will start rapidly flashing Push and hol...

Страница 118: ...o prevent the product from being scratched 2 Remove the outlet cabinet and place the fan guard side facing down 3 Remove the claws 8 places of the fan guard 2 Attachment 1 Hook the hooks from the front side and press the claws 8 places by hand to fix them in place NOTE Ensure that all the claws are fixed in their specified position l Reference Sensor mount positions Outlet cabinet claws Claw Fan g...

Страница 119: ... 119 14 EXPLODED VIEWS AND PARTS LIST 14 1 Outdoor Unit RAV SM2246AT8 J E RAV SM2806AT8 J E RAV SM2246AT8 TR RAV SM2806AT8 TR ...

Страница 120: ... NUT NUT COMP LEAD ASSY COMPRESSOR THERMOSTAT BIMETAL HOLDER THERMOSTAT RUBBER CUSHION INSULATOR SOUND IN INSULATOR SOUND OUT INSULATOR SOUND UP CONDENSER ASSY CONDENSER ASSY VALVE PLUS MODULATING COIL PMV VALVE 2 WAY VPV 603D COIL SOLENOID VPV MOAJ510B0 VALVE 4WAY STF H0731 COIL SOLENOID STF H01AJ1736A1 VALVE CHECK JOINT CHECK VALVE PACKED 1 2 IN BONNET 1 2 IN VALVE BALL SBV JA6GTC 1 BONNET 3 4 I...

Страница 121: ...SOR ASSY SERVICE TD SENSOR ASSY SERVICE TL HOLDER SENSOR HOLDER SENSOR TE TERMINAL BLOCK 3P AC250V 20A TERMINAL BLOCK 30A 4P FUSE 25A 250V FUSE 6 3A 250VAC FUSE BLOCK REACTOR CH 68 REACTOR CH 85 REACTOR CH 90 PC BOARD ASSY MCC 1600 N F PC BOARD ASSY MCC 1597 FAN IPDU PC BOARD ASSY MCC 1675 CDB PC BOARD ASSY MCC 1698 IPDU PC BOARD ASSY MCC 1646 DSP LEAD ASSY DSP RELAY 480V 20A CONTACT THERMISTOR PT...

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