Technibel Climatisation 387104003 Page 31 Technical Data & Service Manual Download | Manualshive

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6-2-3. Only outdoor unit does not run.

A. Check setting temperature.

6-2-4. Only Indoor unit does not run.

• Indoor PCB Ass'y is defective.

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 unit is defective.

• Try to run using another remote

control unit.

COOL

OK

NO

Is room temperature too high ?

Try to raise setting temperature by
temperature setting button ( button).

Outdoor unit still does
not run.

• Try to run using another remote

control unit.

HEAT

Remote control unit is defective.

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Summary of Contents for 387104003

Page 1: ...E MANUAL INDOOR UNIT MCA72R5TA MCAV72R5TA MCA92R5TA MCAV92R5TA MCA122R5TA MCAV122R5TA SPLIT SYSTEM AIR CONDITIONER 0 8180 258 0 05 2002 MCA92R5TA 387104004 MCA122R5TA 387104005 Model No Product Code N...

Page 2: ...ing 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 When...

Page 3: ...Protection Cooling Dry and Heating 22 5 6 Overload Prevention Heating 23 5 7 Cold Draft Prevention Heating 24 5 8 Defrosting Operation Heating 25 6 TROUBLESHOOTING 27 6 1 Check before and after troub...

Page 4: ...igerant Refrigerant tube kit Air clean filter Dimensions Weight Unit dimensions Height mm Width mm Depth mm Package dimensions Height mm Width mm Depth mm Weight Net kg Shipping kg Shipping volume m3...

Page 5: ...ube kit Air clean filter Dimensions Weight Unit dimensions Height mm Width mm Depth mm Package dimensions Height mm Width mm Depth mm Weight Net kg Shipping kg Shipping volume m3 DATA SUBJECT TO CHANG...

Page 6: ...tube kit Air clean filter Dimensions Weight Unit dimensions Height mm Width mm Depth mm Package dimensions Height mm Width mm Depth mm Weight Net kg Shipping kg Shipping volume m3 DATA SUBJECT TO CHAN...

Page 7: ...vices Type Operating temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT...

Page 8: ...ting temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT NOTICE 2 1 4 0...

Page 9: ...ing temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT NOTICE 0 12 27 P...

Page 10: ...ing temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT NOTICE 2 1 4 0 1...

Page 11: ...ng temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT NOTICE 0 13 31 PO...

Page 12: ...ing temp Open C Close Run capacitor F VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Heat Exch Coil Coil Rows Fin pitch mm face area DATA SUBJECT TO CHANGE WITHOUT NOTICE 2 1 4 0 1...

Page 13: ...r TR Rating Primary Secondary Capacity Coil resistance at 25 C Thermal cut off temp Thermistor Coil sensor TH1 Resistance Thermistor Room sensor TH2 Resistance DTN TKS134B 25 C 5 0 3 DTN TKS131B Prima...

Page 14: ...DATA 58 5 99 5 805 177 41 0 41 0 270 Narrow tube 6 35 1 4 Wide tube 9 52 3 8 7000 9000 BTU h Wide tube 12 7 1 2 12000 BTU h Center of tubing hole 2 places Drain hose 18 Remote control unit 172 61 19...

Page 15: ...temp 20 C Fan speed High Heating Horizontal distance m Axis air verocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 0 Axis air velocity...

Page 16: ...h Heating Horizontal distance m Axis air verocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 0 Axis air velocity 0 Flap angle 30 Axis ai...

Page 17: ...gh Heating Horizontal distance m Axis air verocity m s Vertical distance m Room air temp 27 C Fan speed High Cooling 0 1 2 3 4 0 1 2 3 4 5 6 7 8 9 Flap angle 0 Axis air velocity 0 Flap angle 30 Axis a...

Page 18: ...4 ELECTRICAL DATA 4 1 Electric Wiring Diagrams 18...

Page 19: ...ntrol 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 more of compress...

Page 20: ...ctive measure the control circuit switches the compressor OFF after 5 minutes or more of compressor operation Thermo ON When the room temperature is below T 1 C T C is set temperature Compressor ON Th...

Page 21: ...calculates the difference between the set temperature and the room temperature and automatically switches to COOLING or HEATING mode to maintain the desired temperature Room temp Set temp COOL Room te...

Page 22: ...being damaged by overcurrent When the compressor current exceeds either H1 A for 2 seconds or H2 A for 8 seconds both compressor and outdoor fan stop Trip At the same time operation lamp in front of...

Page 23: ...the temperature of the indoor heat exchange coil rises above A1 C the outdoor fan stops The operation temperature shown as A1 A2 A3 and A4 in the chart differ by models NOTE ON ON OFF ON H or M or L H...

Page 24: ...s function is working Indoor fan operates in LL until indoor heat exchange coil temperature reaches 32 C In case of after releasing the defrosting indoor fan halt its operation until the coil temperat...

Page 25: ...efrosting operation lasts 8 to 12 minutes maximum Compressor current during reverse cycle defrosting operation exceeds certain ampere Compressor ON Outdoor fan OFF 4 way valve OFF Indoor fan Cold draf...

Page 26: ...60 seconds Start of defrosting Release of defrosting OFF OFF Release of cold draft prevention Compressor Outdoor fan Solenoid coil 4 way valve Indoor fan Standby lamp Indoor heat exch coil temp ON ON...

Page 27: ...utdoor unit from the indoor unit 6 1 3 Check power supply Check that voltage is in specified range 10 of the rating Check that power is being supplied 6 1 4 Check lead wires and connectors in indoor a...

Page 28: ...nsulation resistance of electrical parts in outdoor unit NO Set circuit breaker to OFF Measure insulation resistance of electrical parts in indoor unit 1 Remove inter unit wires from terminal plate in...

Page 29: ...N selector switch to ON Indoor PCB Ass y is defective NO Check power supply Power is being supplied to the indoor unit Circuit breaker is tripped Power failure Reset breaker Wait for recovery or conta...

Page 30: ...y 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 Measure...

Page 31: ...temperature by temperature setting button button Outdoor unit still does not run Remote control unit is defective Try to run using another remote control unit COOL OK NO Is room temperature too high T...

Page 32: ...nce of outdoor fan motor winding Check fan motor capacitor Measure resistance of flap motor winding Fan cannot be turned OK Check fan rotation Turn fan gently once or twice by hand Check fan casing fo...

Page 33: ...istance of compressor motor winding NO YES YES Overload relay is working Either OLR T or OLR A YES Temperature of compressor is abnormally high Refrigerant gas shortage Charge refrigerant gas R22 Roto...

Page 34: ...B Ass y is defective Check voltage between terminals No 1 and No 4 at the terminal plate AC 220 240V No voltage appears Remote control unit may be defective Measure resistance of 4 way valve s winding...

Page 35: ...Possibility 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 betw...

Page 36: ...on and off 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 37: ...easure 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 7 1 4 Measurement of Insulation Resistanc...

Page 38: ...then 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 go...

Page 39: ...cannot restore the original address setting of the remote control unit To Change Address on PCB 1 Cut jumper wire JP03 on the indoor unit PCB Controller A Use cutting pliers to cut and disconnect the...

Page 40: ...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...

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