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FILE NO. SVM-03021
SERVICE MANUAL
AIR-CONDITIONER
UNDER CEILING / CONSOLE TYPE
RAV-SM560XT-E / RAV-SM560AT-E
RAV-SM800XT-E / RAV-SM800AT-E
R410A
Sep., 2003
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CONTENTS 1. SPECIFICATIONS............................................................................................................. 1 2. CONSTRUCTION VIEWS ................................................................................................. 4 3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM ...................................................... 7 4. WIRING DIAGRAM ........................................................................................................... 9 5. SPECIFICAT
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1. SPECIFICATIONS 1-1. Indoor Unit Model name RAV-SM560XT-E RAV-SM800XT-E Cooling Heating Average Cooling Heating Average Standard capacity (Note 1) kW 5.0 5.6 6.7 8.0 (1.5 – 5.6) (1.5 – 6.3) (2.2 – 8.0) (2.2 – 9.0) Heating low temp. capacity (Note 1) (kW) 4.9 5.8 Energy consumption effect ratio (Cooling) 2.67 [D] 3.29 [C] 2.98 2.46 [E] 3.00 [D] 2.73 Power supply 1 phase 220 – 240V 50Hz Running current (A) 8.95 – 8.20 8.13 – 7.46 13.15 – 12.06 12.91 – 11.84 Electrical Power consumption (kW) 1.87
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Operation characteristic curve 14 14 12 RAV-SM800XT-E RAV-SM800XT-E 12 10 10 8 8 6 6 RAV-SM560XT-E 4 RAV-SM560XT-E 4 • Conditions • Conditions Indoor : DB27˚C/WB19˚C Indoor : DB20˚C 2 Outdoor : DB35˚C Outdoor : DB7˚C/WB6˚C 2 Air flow : High Air flow : High Pipe length : 7.5m Pipe length : 7.5m 230V 230V 0 0 15 15 020 40 60 70 80 100 020 40 60 80 90 100 Compressor speed (rps) Compressor speed (rps) Capacity variation ratio according to temperature 120 1
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1-2. Outdoor Unit Model name RAV-SM560AT-E RAV-SM800AT-E Appearance Silky shade (Muncel 1Y8.5/0.5) 1 phase 230V (220 – 240V) 50Hz Power supply (Power exclusive to outdoor is required.) Type Hermetic compressor Compressor Motor (kW) 1.1 1.6 Pole 4 poles Refrigerant charged (kg) R410A 0.9 R410A 1.5 Refrigerant control Pulse motor valve Standard length 20 (without additional charge) Max. total length (m) 30 50 Pipe Over 20m Add 20g/m (Max. 200g) Add 40g/m (Max. 1200g) Outdoor lower (m) 15 Height di
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2. CONSTRUCTION VIEWS 2-1. Indoor Unit Front panel 208 1093 Knock out system Grille air inlet Back body 200 Min 1093 For stud bolt Installation plate (Ø8 – Ø10) 1015 742 For stud bolt (Ø6) 450 Mount plate 20 20 M10 Suspention bolt 57 18 Wireless remote control Knock out system UNDER CEILING & CONSOLE INSTALLATION – 4 – Ø74 165 330 460 633 70 Min 633 160
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2-2. Outdoor Unit (RAV-SM560AT-E) Drain hole (2-Ø20 x 88 long hole) Drain hole (Ø25) 83 600 97 A legs 115.3 125 30 780 B legs Discharge guide mounting hole 115.3 216 49.5 147 (4-Ø4 embossing) Discharge guard Valve cover 31 23 Earth terminal 25 220 500 (Fan center dividing) Charge port 31 134 Protective net mounting hole (2-Ø4 embossing) 43 707 30 Protective net mounting hole (4-Ø4 embossing) Refrigerant pipe connecting port Refrigerant pipe connecting port (Ø12.7 flare at gas side) (Ø6.4 flar
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2-3. Outdoor Unit (RAV-SM800AT-E) Knockout Drain hole (Ø20 x 88 burring hole) (For draining) Drain hole (Ø25 burring hole) Installation bolt hole 29 90 191 20 (Ø12 x 17 U-shape holes) Suction Part B port Suction Details of B part Knockout port (For draining) Details of A part Discharge 43 26 60 port Part A 150 300 95 Installation bolt hole (Ø12 x 17 U-shape holes) 900 314 Handles (Both sides) Refrigerant pipe connecting port (Ø9.5 flare at liquid side) Refrigerant pipe connecting port (Ø15.9 f
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3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3-1. RAV-SM560XT-E / RAV-SM560AT-E Indoor unit TCJ sensor Air heat exchanger TC sensor Outer diameter of refrigerant pipe Gas side ∅A Liquid side ∅B 6.4 mm 12.7 mm Refrigerant pipe Refrigerant pipe at liquid side at gas side Outer dia. ∅B Outer dia. ∅A Max 30m Packed valve Packed valve Outer dia. ∅B Outer dia. ∅A Outdoor unit PMV TS sensor (SKV-18D26) TO sensor TD sensor Strainer 4-way valve TE (VT7101D) sensor Muffler Heat exchanger ∅8 multiple thread
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3-2. RAV-SM800XT-E / RAV-SM800AT-E Indoor unit TCJ sensor Air heat exchanger TC sensor Outer diameter of refrigerant pipe Gas side ∅A Liquid side ∅B 9.5 mm 15.9 mm Refrigerant pipe Refrigerant pipe at liquid side at gas side Outer dia. ∅B Outer dia. ∅A Max 50m Packed valve Packed valve Pd Ps Outer dia. ∅B Outer dia. ∅A Outdoor unit Modulating (PMV) Strainer TS sensor (SKV-18D26) TO sensor TD sensor Strainer TE 4-way valve sensor (STF-0213Z) Capillary Muffler Accumulator ∅3 x ∅2 (1500cc) Heat e
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4. WIRING DIAGRAM 4-1. Indoor Unit HEAT EXCHANGER SWITCH PCB SENSOR MCC-1428B (TCJ) CN101 1 2 3 FOR FLOAT SWITCH 1 2 (OPTION) When you use float 1 2 switch you should cut J401 1 2 3 CN100 CN402 1 2 3 1 2 CN05 1 2 CN03 THERMO BLK SENSOR J401 2 2 WHI BLK 10 10 10 10 (TA) 1 1 BLU POWER 9 9 9 9 DC12V BLU BLK SUPPLY IC03 HEAT 8 8 8 8 2 2 4 DC5V BLU CIRCUIT BLK EXCHANGER 7 7 7 7 1 1 BLU SENSOR 6 6 6 6 CN01 C02 (TC) BLU 1 R506 5 5 5 5 BLU 4 4 4 4 DB01 BLU 3 3 3 3 BLU 2 2 2 2 CR502 BLU 1 1 CR501 R01 1 1
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+ + + 4-2. Outdoor Unit (RAV-SM560AT-E) REACTOR Q200 DB01 THERMOSTAT CONVERTER FOR IGBT MODULE MODULE COMPRESSOR BRW ORN BLU 2 1 CN500 2 1 2 1 + ~ – ~ A E G 2 1 P10 P09 TE P20 P19 P08 P07 P17 P18 1 1 CN600 2 2 TD 1 1 ELECTRONIC CN601 2 2 CT STARTER 3 3 POWER TO RELAY 1 1 CN602 P.C. BOARD 2 2 (MCC-813) 3 2 1 TS 4 3 2 1 1 1 – C12 CN603 2 2 – 3 C13 3 3 – RELAY C14 Q300 CM 1 1 CN701 2 2 COMPRESSOR 3 3 COIL FOR 4-WAY VALVE P06 BLK SURGE F04 ABSORBER FUSE 2 T3. 15A BLK 1 1 250V~ YEL 2 2 VARISTOR RED 3
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4-3. Outdoor Unit (RAV-SM800AT-E) + T03 BU RED CN09 CT EU BV WHI CN10 EV Compressor CM IGBT T04 THERMOSTAT BW CN11 BLK module CT FOR EW COMPRESSOR BX 2 2 CN604 4 TE ORN BY 1 1 POWER SUPPLY CIRCUIT 2 2 CN500 BZ 1 1 (FOR P .C. BOARD) ORN 2 2 CN605 GRN TS Q200 1 1 F04 4-WAY VALVE COIL 2 FUSE 3.15A 3 3 3 3 3 CN600 2 TD CN700 P20 1 1 1 1 1 YEL C13 P19 P18 3 C12 CN601 2 2 FAN MOTOR TO P17 BLU 5 5 1 1 C11 4 4 F02 C10 Fan 3 3 CN300 2 FM FUSE circuit G 2 2 15A BLU E 1 1 3 3 3 3 A 2 CN302 CN04 Converter Y
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5. SPECIFICATION OF ELECTRICAL PARTS 5-1. Indoor Unit No. Parts name Type Specifications 1 Fan motor (for indoor) AFP-220-50-4A Output (Rated) 50 W, 220 – 240 V 2 Grille motor MP35EA12 DC 12 V 3 Thermo. sensor (TA-sensor) 550 mm 10 kΩ at 25°C 4 Heat exchanger sensor (TC-sensor) ∅6 mm, 500 mm 10 kΩ at 25°C 5 Heat exchanger sensor (TCJ-sensor) ∅6 mm, 500 mm 10 kΩ at 25°C 5-2. Outdoor Unit (RAV-SM560AT-E) No. Parts name Type Specifications 1 Fan motor ICF-140-43-1 Output (Rated) 40 W 2 Compressor D
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6. REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC (5) After completion of installation work, check to (R410A) which does not damage the ozone layer. make sure that there is no refrigeration gas leakage. The working pressure of the new refrigerant R410A is If the refrigerant gas leaks into the room, coming 1.6 times higher than conventional refrigerant (R22). into contact with fire in the fan-driven heater, The refrigerating oil is also changed in accordance space heater, e
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Table 6-2-1 Thicknesses of annealed copper pipes Thickness (mm) Nominal diameter Outer diameter (mm) R410A R22 1/4 6.35 0.80 0.80 3/8 9.52 0.80 0.80 1/2 12.70 0.80 0.80 5/8 15.88 1.00 1.00 (2) Joints b) Socket joints For copper pipes, flare joints or socket joints are Socket joints are such that they are brazed for used. Prior to use, be sure to remove all connections, and used mainly for thick pipings contaminants. whose diameter is larger than 20 mm. Thicknesses of socket joints are as shown i
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Table 6-2-3 Dimensions related to flare processing for R410A A (mm) Outer Nominal Thickness diameter Conventional flare tool Flare tool for R410A diameter (mm) (mm) clutch type Clutch type Wing nut type 1/4 6.35 0.8 0 to 0.5 1.0 to 1.5 1.5 to 2.0 3/8 9.52 0.8 0 to 0.5 1.0 to 1.5 1.5 to 2.0 1/2 12.70 0.8 0 to 0.5 1.0 to 1.5 2.0 to 2.5 5/8 15.88 1.0 0 to 0.5 1.0 to 1.5 2.0 to 2.5 Table 6-2-4 Dimensions related to flare processing for R22 A (mm) Outer Nominal Thickness diameter Conventional flare t
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43° to 45° Fig. 6-2-2 Relations between flare nut and flare seal surface (2) Flare connecting procedures and precautions When it is strong, the flare nut may crack and a) Make sure that the flare and union portions do may be made non-removable. When choosing not have any scar or dust, etc. the tightening torque, comply with values designated by manufacturers. Table 6-2-7 b) Correctly align the processed flare surface with shows reference values. the union axis. Note: c) Tighten the flare with de
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6-3. Tools 6-3-1. Required tools The service port diameter of packed valve of the outdoor unit in the air conditioner using R410A is changed to prevent mixing of other refrigerant. To reinforce the pressure-resisting strength, flare processing dimensions and opposite side dimension of flare nut (For ∅12.70 copper pipe) of the refrigerant piping are lengthened. The used refrigerating oil is changed, and mixing of oil may cause a trouble such as generation of sludge, clogging of capillary, etc. Ac
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6-4. Recharging of Refrigerant When it is necessary to recharge refrigerant, charge the specified amount of new refrigerant according to the following steps. Recover the refrigerant, and check no refrigerant remains in the equipment. When the compound gauge’s pointer has indi- cated -0.1 Mpa (-76 cmHg), place the handle Low in the fully closed position, and turn off the Connect the charge hose to packed valve service vacuum pump’s power switch. port at the outdoor unit’s gas side. Keep the statu
