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TECHNICAL & SERVICE MANUAL

Outdoor Unit

MULTI-SPLIT SYSTEM AIR CONDITIONER

Outdoor Unit

AER524DC

AWR512CL

Ceiling-Mounted

Floor-Mounted

FCR512CL

Indoor Unit

FCR512CL

AWR512CL

AER524DC

0.8180.133.0 04/2001

Содержание AWR512CL

Страница 1: ...ECHNICAL SERVICE MANUAL Outdoor Unit MULTI SPLIT SYSTEM AIR CONDITIONER Outdoor Unit AER524DC AWR512CL Ceiling Mounted Floor Mounted FCR512CL Indoor Unit FCR512CL AWR512CL AER524DC 0 8180 133 0 04 200...

Страница 2: ...ARNING When Transporting Be careful when picking up and moving the indoor and outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin alu...

Страница 3: ...klist before servicing 17 7 3 Tools specifically for R407c 18 7 4 For tubing installation procedures 18 7 5 In case of compressor malfunction 19 7 6 In case refrigerant is leaking 21 7 7 Charging addi...

Страница 4: ...1 OPERATING RANGE 1 Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling Maximum 32 C D B 23 C W B 43 C D B Minimum 19 C D B 14 C W B 19 C D B...

Страница 5: ...lter Washable Anti Mold Compressor Rotary Hermetic Refrigerant Amount charged at shipment g R407c 1030 x 2 Refrigerant control Capillary tube Operation sound Indoor Hi Me Lo dB A 39 35 33 Outdoor Hi d...

Страница 6: ...Air filter Washable Anti Mold Compressor Rotary Hermetic Refrigerant Amount charged at shipment g R407c 1030 x 2 Refrigerant control Capillary tube Operation sound Indoor Hi Me Lo dB A 39 35 33 Outdoo...

Страница 7: ...1 95 5 Operating amp Ambient temp 25 C Trip in 6 to 16 sec at 21 A Run capacitor F 25 0 2 Q ty VAC 450 2 Type Propeller Q ty Dia mm 1 460 Fan motor model Q ty 19TFB6064 1 No of poles rpm 230 V 6 850 3...

Страница 8: ...30 Nominal output W 10 Coil resistance Ambient temp 20 C BRN WHT 561 8 VLT WHT 197 4 VLT ORG 63 4 YEL ORG 155 7 YEL PNK 115 9 Safety devices Type Internal fuse Operating temp Open C 145 2 Close Run ca...

Страница 9: ...145 5 Close Automatic reclosing Run capacitor F 1 5 VAC 440 Flap Motor Model M2LJ24ZE31 Rating AC 208 230 V 50 60 Hz No of poles rpm 8 2 5 3 0 Nominal output W 3 2 5 Coil resistance Ambient temp 20 C...

Страница 10: ...Unit AER524DC 620 130 100 55 20 20 325 835 850 80 138 58 87 310 285 178 58 58 1 2 3 4 Narrow tube service valve 6 35 1 4 1 Wide tube service valve 12 7 1 2 Power supply wires connection 3 Inter unit...

Страница 11: ...Indoor Unit AWR512CL 58 5 99 5 805 177 41 0 41 0 270 Narrow tube 6 35 1 4 Wide tube 12 7 1 2 Center of tubing hole 2 places Drain hose 18 Remote control unit 18 5 61 172 5 Unit mm 8...

Страница 12: ...Indoor Unit FCR512CL Remote control unit 86 74 74 Center of tubing hole 75 4 places Wide tube 12 7 1 2 Narrow tube 6 35 1 4 Drain hose 26 74 74 900 86 41 41 190 680 18 5 61 172 5 Unit mm 9...

Страница 13: ...door Unit AER524DC 10 Outdoor Unit Wide tube O D 12 7 mm 1 2 Narrow tube O D 6 35 mm 1 4 Condenser Wide tube service valve Compressor A Accumulator Compressor B B A A Narrow tube service valve Capilla...

Страница 14: ...Single phase 50Hz Number of Indoor Unit 1 Unit 2 Units Rating Conditions Running Amps A 6 20 12 50 Power Input kW 1 32 2 65 Full Load Conditions Running Amps A 7 2 14 5 Power Input kW 1 55 3 15 Ratin...

Страница 15: ...AY B WHT BLK RED WHT BLK RED YEL WHT YEL BLU BRN PNK GRY CAPACITOR C1 CAPACITOR C3 CAPACITOR C2 THERMOSTAT 23S RED RED BRN BRN BLK RED RED BRN TERMINAL PLATE 3P GRN YEL RED RED BRN BRN BLU RED BRN BRN...

Страница 16: ...AWR512CL Indoor Unit To avoid electrical shock hazard be sure to disconnect power before checking servicing and or cleaning any electrical parts WARNING FCR512CL 13...

Страница 17: ...haracteristics Indoor inlet air D B temp C 11 10 9 8 7 6 5 4 3 25 30 35 40 45 50 Outdoor inlet air D B temp C Operating current A 12 Low pressure at wide tube service valve kg cm 2 G 32 27 21 32 27 21...

Страница 18: ...room around the unit for air intake exhaust and possible maintenance Fig 3 provide a solid base concrete block 10 x 40 cm beams or equal a minimum of 10 cm above ground level to reduce humidity and p...

Страница 19: ...hould be allowed to touch refrigerant tubing the compressor or any moving parts of fan motors Regulations on wire diameters differ according to national and local requirements For field wiring regulat...

Страница 20: ...osition will differ depending on whether it is in gaseous or liquid phase and the basic performance of the air conditioner will be degraded if it is charged while the refrigerant is in gaseous state T...

Страница 21: ...tallation procedures refer to the installation manuals attached to the indoor unit and outdoor unit 18 Tool Distinction Tool Name Gauge manifold Charging hose Gas leak detector Refrigerant cylinder Ch...

Страница 22: ...quickly 3 Checking for sealing Use nitrogen gas for the pressurized gas and never use a refrigerant other than R407C Also do not use oxygen or any flammable gas 4 Evacuation Use a solenoid valve insta...

Страница 23: ...f the volume of refrigerant in the cylinder becomes less than 20 of the fully charged amount the composition of the refrigerant starts to change Thus do not use the refrigerant if the amount in the re...

Страница 24: ...ubes utilizing substitution with nitrogen N2 in the refrigerant circuit of the unit Leave ends of tubes open during welding 4 Checking for sealing Use nitrogen gas for the pressurized gas and never us...

Страница 25: ...ing the air conditioning unit Example In case of charging refrigerant to a unit requiring 0 76Kg using a capacity of 10Kg cylinder the minimum necessary amount for the cylinder is 0 76 10 x 0 20 2 76K...

Страница 26: ...ns given in 10 6 In case refrigerant is leaking and completely carry out repairs Only then should you recharge the refrigerant 7 8 Retro fitting existing systems 7 8 1 Use of existing units Never use...

Страница 27: ...pressure the control circuit has a built in automatic time delay to allow the internal pressure to equalize As a protective measure the control circuit switches the compressor OFF after 5 minutes or...

Страница 28: ...n L LL Dry operation does not occur when the room temperature is under 15 C which is the monitor zone When the compressor stops the indoor fan stops as well NOTE Room temp Cooling operation T 2 C Set...

Страница 29: ...least 6 minutes The compressor does not start again until the temperature rises above 8 C or 6 minutes has elapsed 1 Functionally compressor running period or time are of two types 10 minutes and 6 m...

Страница 30: ...ck that voltage is in specified range 10 of the rating Check that power is being supplied 9 1 4 Check lead wires and connectors Check that coating of lead wires is not damaged Check that lead wires an...

Страница 31: ...Set circuit breaker to OFF Measure insulation resistance of electrical parts in indoor unit 1 Remove both power supply wires and inter unit wires from terminal plate in outdoor unit Measure insulatio...

Страница 32: ...n outdoor unit Measure coil resistance of power relay RA RB NO Check power supply Power is being supplied to the outdoor unit Power failure Reset breaker Wait for recovery or contact power company Cir...

Страница 33: ...otor capacitor YES YES YES Overload relay is working Refrigerant gas shortage Charge refrigerant gas R407c Temperature of compressor is abnormally high Rotor may be locked up OLR 1 to 4 C2 C3 Fan cann...

Страница 34: ...Insulate both wide and narrow tubes separately and then tape together Reduce cooling load or replace the air conditioner with larger capacity Temperature difference is small YES Charge refrigerant ga...

Страница 35: ...4P To indoor unit B Relay RB Relay RA Compressor moter capacitor C3 Compressor moter capacitor C2 Overload relay 1 Overload relay 3 Fan moter capacitor C1 Terminal plate 3P From power supply Outdoor U...

Страница 36: ...screw where power supply lines are connected on the terminal plate Fig 2 11 1 3 Measurement of Insulation Resistance for Electrical Parts Disconnect the lead wires of the desired electric part from te...

Страница 37: ...n of the pointer setting the resistance measuring range of the multimeter to the maximum value The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original...

Страница 38: ...mpletely 12 DISASSEMBLY PROCEDURE FOR INDOOR UNIT IMPORTANT Please Read Before Starting Safety precautions for servicing the CEILING MOUNTED indoor unit Center latch Air intake grille Metal clip Air i...

Страница 39: ...al of Electrical Component Box 1 Remove the front screw with a screwdriver Fig 4 2 Slide the lid out and up Fig 4 3 Disconnect the wiring as necessary 4 Remove the 4 screws then pull out the electrica...

Страница 40: ...e direction of the arrow Fig 6 3 Remove the 2 screws to pull off the flap motor The arm and cam come off together with the motor Fig 7 12 5 Removing Evaporator Indoor Heat Exchange Coil 1 Remove the 7...

Страница 41: ...is built into the drain pan Pull out the drain pan together with the evaporator in the direction of the arrow Fig 10 The foamed polystyrene drain pan is fragile DO NOT apply excessive force when remov...

Страница 42: ...the fan casing out 3 Insert a hex wrench in the fan boss and turn it counterclockwise to loosen the centrifugal fan The fan can be removed by sliding it to the left Fig 14 4 Remove the 4 bolts to rem...

Страница 43: ...Printed in italy Via Varese 90 21013 Gallarate Va Italy Tel 39 0331 755111 Fax 39 0331 776240 www argoclima it...

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