Technibel DSAV92MR5TAA Page 1 Technical Data & Service Manual Download

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TECHNICAL DATA
& SERVICE MANUAL

INDOOR UNIT: DSAV92MR5TAA

DUAL-SPLIT SYSTEM AIR CONDITIONER

0.8180.337.0 09/2003

Summary of Contents for DSAV92MR5TAA

Page 1: ...TECHNICAL DATA SERVICE MANUAL INDOOR UNIT DSAV92MR5TAA DUAL SPLIT SYSTEM AIR CONDITIONER 0 8180 337 0 09 2003...

Page 2: ...w wiring to touch the refrigerant tubing compressor or any moving parts of the fan Do not use multi core cable when wiring the power supply and control lines Use separate cables for each type of line...

Page 3: ...ating 14 4 6 Defrosting Operation Heating 15 4 7 Drain Pump and float switch 16 5 TROUBLESHOOTING 17 5 1 Check before and after troubleshooting 17 5 2 Air conditioner does not operate 17 5 3 Some part...

Page 4: ...ht Dimensions Unit Height mm Width mm Depth mm Package dimensions Unit Height mm Width mm Depth mm Volume m3 Weight Unit Net kg Shipping kg DATA SUBJECT TO CHANGE WITHOUT NOTICE Power level measured a...

Page 5: ...BLK GRY 15 GRY VLT 15 WLT RED 30 RED YEL 101 Safety devices Type Operating temp Open C Run capacitor F VAC Heat Exch Coil Coil Rows Fin pitch mm face area m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE Fan...

Page 6: ...1 Resistance Thermistor Room sensor TH2 Resistance Drain pump Model Rating Voltage Input Total head capacity Safety float switch Model Contact rating DTN TKS134B 25 C 5 0 3 PBC 41E S14 Primary WHT WHT...

Page 7: ...7...

Page 8: ...2 DIMENSIONAL DATA Units mm 8...

Page 9: ...3 ELECTRICAL DATA 3 1 Electric Wiring Diagrams 9...

Page 10: ...ant 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 not before than...

Page 11: ...a protective measure the control circuit switches the compressor OFF not before than 5 minutes of compressor operation Thermo ON When the room temperature is below T 1 C T C is set temperature Compre...

Page 12: ...ry 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 temp T C...

Page 13: ...s overheating of the indoor heat exchange coil When the temperature of the indoor heat exchange coil rises above 59 C and if the indoor fan is L low speed then the fan speed changes from L low speed t...

Page 14: ...exchange coil have sufficiently warmed up STANDBY lamp of the indoor unit lights up when this function is working When 10 minutes has elapsed the fan speed is automatically switched to set speed rega...

Page 15: ...6 min or more and repeats 3 times continuously Heating operation 20 minutes masking 6 minutes masking Temperature in outdoor heat exchanger coil falls to 14 C or lower Preparation for defrosting Tempe...

Page 16: ...Standby lamp B Indoor fan B Indoor heat exch coil temp 35 C Light on OFF OFF OFF 1 Light on Set speed Set speed Set speed Set speed 1 OFF OFF OFF 30 sec ON ON ON 5 sec 5 sec ON ON ON ON 5 sec ON ON OF...

Page 17: ...it Insulation of outdoor unit is defective Insulation of indoor unit is defective WARNING 5 1 2 Check inter unit wiring Check that inter unit wiring is correctly connected 5 1 3 Check power supply Che...

Page 18: ...ompressor motor winding Measure resistance of 4 way valve s winding In case of Heating operation 6 2 2 Neither indoor nor outdoor unit runs A Power is not supplied B Check OPERATION selector switch in...

Page 19: ...ary and secondary winding of transformer TR Indoor PCB Ass y is defective OK OK Measure resistance of indoor and outdoor fan motor winding FM Measure resistance of compressor motor winding CM OK Repla...

Page 20: ...tage appears Outdoor PCB Ass y is defective OK OK NO Is room temperature too low Try to lower setting temperature by temperature setting button button Outdoor unit still does not run Remote control un...

Page 21: ...tter in bearings Remove foreign matter or repair Repair or replace Measure resistance of outdoor fan motor winding Check fan motor capacitor Measure resistance of flap motor winding Fan cannot be turn...

Page 22: ...pressor compressor motor winding is abnormally high Refrigerant gas shortage Charge refrigerant gas Measure power supply voltage Rotor may be locked up The voltage is too low 5 3 4 Compressor and outd...

Page 23: ...aneously for example unit A operating in the heating mode while unit B is operating in the cooling or drying mode When operating two units at the same time set them both to the same mode Note however...

Page 24: ...bility of gas shortage YES Check position of remote control unit Cool or warm air from air conditioner reaches position directly Change position of remote control unit Wide and narrow tubes between in...

Page 25: ...will blink when either indoor coil thermistor or room air thermistor is defective At the same time the outdoor unit will stop Indoor unit will operate only for ventilation NOTE Operation lamp on fron...

Page 26: ...sure the resistance by placing a probe on each terminal screw on the terminal plate Fig 2 Note that the ground line terminal should be skipped for the check 6 1 4 Measurement of Insulation Resistance...

Page 27: ...n place a probe on the capacitor terminals as shown in Fig 7 Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maximum value The capacitor is good i...

Page 28: ...ddress on the PCB of each indoor unit with the switch positions of its remote control unit To change address on PCB 1 Set the switch n 2 to off position on the address dip switch S01 see detail on fig...

Page 29: ...R D 28 Reyrieux BP 131 01601 Tr voux CEDEX France T l 04 74 00 92 92 Fax 04 74 00 42 00 R C S Bourg en Bresse B 759 200 728...