Technibel Climatisation 387106969, Technical Data & Service Manual

Page 1: ...TECHNICAL DATA SERVICE MANUAL INDOOR UNIT CAF94MR5IA CAF124MR5IA SPLIT SYSTEM AIR CONDITIONER 0 8180 392 1 09 2006 387106970 CAF124MR5IA Model No Product Code No CAF94MR5IA 387106969 ...

Page 2: ...ring 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 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 aluminium fins...

Page 3: ...CTRICAL DATA 10 3 1 Electric Wiring Diagrams 10 4 FUNCTION 11 4 1 Operation Functions 11 4 2 Protective Functions 13 4 3 Drain Pump and Float Switch 14 5 TROUBLESHOOTING 15 6 CHECKING ELECTRICAL COMPONENTS 19 6 1 Measurement of Insulation Resistance 19 6 2 Checking Continuity of Fuse on PCB Ass y 20 6 3 Checking Motor Capacitor 20 Table of Contents 3 ...

Page 4: ...nsions Weight Dimensions Unit Height mm Width mm Depth mm Ceiling panel Height mm Width mm Depth mm Package dimensions Unit Height mm Width mm Depth mm Volume m3 Ceiling panel Height mm Width mm Depth mm Volume m3 Weight Unit Net kg Shipping kg Ceiling panel Net kg Shipping kg 650 220 240 V 50 Hz 230 V 730 730 380 744 6 35 1 4 575 575 64 Microprocessor I C thermostat Wireless remote control unit 3...

Page 5: ...ions Unit Height mm Width mm Depth mm Ceiling panel Height mm Width mm Depth mm Package dimensions Unit Height mm Width mm Depth mm Volume m3 Ceiling panel Height mm Width mm Depth mm Volume m3 Weight Unit Net kg Shipping kg Ceiling panel Net kg Shipping kg 6 35 1 4 9 52 3 8 ON OFF 24 hours Daily program 1 hour OFF 3 and Auto 1 Hi Auto Washable Anti Mold 53 49 46 See catalogue with the requested m...

Page 6: ... Close Run capacitor µF VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Ω Heat Exch Coil Coil Rows Fin pitch mm face area m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE BLK GRY 78 7 90 5 GRY RED 49 7 57 2 RED WHT YEL 155 178 2 Internal thermal protector 150 10 Automatic 0 258 CB XMRV93EH RCS 3MVHPS4E 4 880 740 660 290 Aluminium plate fin Copper tube 1 1 3 400 0 27 BLU BLK 325 374 Micr...

Page 7: ...or µF VAC Flap Motor Type Model Rating Coil resistance Ambient temp 25 C Ω Heat Exch Coil Coil Rows Fin pitch mm face area m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE 61 BLU BRN 33 9 39 1 CB XMRV123EH Microprocessor 250 V 3 15 A RCS 3MVHPS4E Centrifugal fan 1 Ø 280 L 166 K35407 M01972 1 4 880 740 660 290 0 27 BLU BLK 325 374 Internal thermal protector 150 10 Automatic BLK GRY 78 7 90 5 GRY RED 49 7 5...

Page 8: ...afety float switch Model Contact rating 0 4 l min BI 1300 2725 230 V AC DC 0 5 A PC 309564003 220 240 V 50 Hz 14 W Primary WHT WHT 307 10 Secondary BRN BRN 1 8 10 ATR I55 AC 230 V 50 60 Hz 13 7 V 0 4 A 5 48 VA 150 C DTN C502H3T TKS128B 25 C 5 0 3 0 C 188 0 4 DTN C583G3U TKS121B 0 0 10 20 30 40 50 60 70 80 90 40 60 80 100 120 140 160 180 200 20 10 1 2 3 4 5 6 7 8 9 10 15 20 25 30 35 40 Indoor air t...

Page 9: ...2 DIMENSIONAL DATA Unit mm 9 ...

Page 10: ...3 ELECTRICAL DATA 3 1 Electric Wiring Diagrams 10 ...

Page 11: ... at low operation speeds and PAM control at high operation speeds making the most effective use of power The compressor operation frequency varies depending on the relative humidity The indoor fan operates with 1 f fluctuation The compressor operates at a low operating frequency The indoor fan operates with 1 f fluctuation Monitoring operation takes place when the room temperature is below 15 C Wh...

Page 12: ...m temperature either 60 minutes prior or 30 minutes prior to the set ON timer time and operation is started in advance of the set ON time The indoor fan speed is Medium COOL Indoor temperature Set temperature Temperature difference HEAT Set temperature Indoor temperature Temperature difference OFF timer operation Operation stops when the time set for the OFF timer is reached When a time is set the...

Page 13: ...stops Once the freeze condition is detected the air conditioner will work less than the maximum frequency until it is turned off Approx 53 Normal operation At start of operation A High LL Stopped A B C B Indoor heat exchanger A Control start B Control end Set fan speed 25 30 Approx 40 a b c d a b c d Indoor heat exchanger temperature C Indoor heat exchanger temperature C Indoor heat exchanger temp...

Page 14: ...4 3 Drain Pump and Float Switch ...

Page 15: ...ower is not ON Follow the procedure below to perform diagnostics Operation switch Ordinarily be sure this is always set to NORMAL The DEMO position is used for inspections and similar maintenance Operation selector Ordinarily be sure this is always set to ON The OFF and TEST positions are used for inspections and similar maintenance 1 Turn the power switch ON 2 Move the operation selector on the r...

Page 16: ...nostics contents Control 1 Control 2 Initial self Short circuit terminals 2 and 4 on Short circuit terminals 2 and 3 on Probable location of malfunction diagnostics the indoor unit terminal plate the outdoor unit terminal plate No change Indoor unit circuit board failure Only operation lamp Change Operation lamp and Service Change Operation lamp and Service Outdoor unit circuit board failure illum...

Page 17: ...EMO and start operation using the remote controller If there are no problems with the above then check the outdoor unit 1 The rated voltage must be present between inter unit cables 1 and 2 Connect a 5 kΩ resistor between inter unit cables 2 and 3 When the voltage at both ends is measured approximately 12 15 V DC must be output and the needle must fluctuate once every 8 seconds In addition insert ...

Page 18: ...stance from the noise source 1 Use shielded wires 2 Move unit away from the noise source Trouble Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker Electromagnetic interference This refers to the noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to electric wir...

Page 19: ...asure 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 for Electrical Parts Disconnect the lead wires of the desired electric part from terminal plate capacitor etc Similarly disconnect the connector Then measure the insulation resistance Figs 3 and 4 Re...

Page 20: ...en 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 if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Fuse PCB Ass ...

Page 21: ...R D 28 Reyrieux BP 131 01601 Trévoux CEDEX France Tél 04 74 00 92 92 Fax 04 74 00 42 00 ...