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487 03 29 91

2.1

2. Technical data

Service
manual

Technical data

Type C240

(R)

C260 (R)

C290R

Dimensions:

Width

515 mm

640 mm

770 mm

Depth

660 mm

785 mm

910 mm

Height

850/910 mm 870/980 mm 1050 mm

Weight

74/85 kg

109/140 kg

190 kg

Drum

Diameter, base

400 mm

530 mm

630 mm

Diameter,

top

350

450 mm

556 mm

Height

340 mm

305 mm

320 mm

Volume

38 litres

58 litres

88 litres

Capacity

8 kg

12 kg

18 kg

Speed

50Hz

1450 rpm

60 Hz

1740 rpm

G-factor
50 Hz

440

575

705

635

830

1015

Power output
50 Hz during operation

0,33 kW

0,45/0,55 kW 0,65 kW

60 Hz during operation

0,40 kW

0,55/0,65 kW 0,75 kW

Drain
Hose, inner diameter

Ø 75 mm

Содержание C240

Страница 1: ...Service Manual C240 C260 C240R C260R C290R 487 03 29 91 EN 08 28 ...

Страница 2: ......

Страница 3: ...ncipal components 3 Periodic maintenance 11 Function sequences 12 Automatic unit 21 22 23 24 25 26 27 28 Lid and lid lock 29 Motors 30 31 32 33 34 35 36 37 38 39 40 41 Drum Overview Service Instruction Machine units and components Service manual Included units and somponents ...

Страница 4: ......

Страница 5: ...installation easier These extractors can generally be installed using expanding bolts size M12 directly on a cast concrete floor of good quality and sufficient thickness R model 38 58 and 88 litre drum volumes The drum is relatively rigidly mounted in the frame The floor must be very stable to take up the dynamic forces from extraction The mounting bolts must be cast inti the floor The extractor i...

Страница 6: ...st not be bypassed under any circumstances The extractor must not be connected to a central time switch which cuts the power supply to it at a certain time each day If the power supply is cut during an extraction cycle the lid cannot be opened This means that there is a risk of the lid being forced open If a fault arises e g when the yellow light by the STOP button flashed on and off this should b...

Страница 7: ...ter base 400 mm 530 mm 630 mm Diameter top 350 mm 450 mm 556 mm Height 340 mm 305 mm 320 mm Volume 38 litres 58 litres 88 litres Capacity 8 kg 12 kg 18 kg Speed 50Hz 1450 rpm 1450 rpm 1450 rpm 60 Hz 1740 rpm 1740 rpm 1740 rpm G factor 50 Hz 440 575 705 60 Hz 635 830 1015 Power output 50 Hz during operation 0 33 kW 0 45 0 55 kW 0 65 kW 60 Hz during operation 0 40 kW 0 55 0 65 kW 0 75 kW Drain Hose ...

Страница 8: ......

Страница 9: ...ross the drum opening and then pressed down towards the drum A microswitch in the control unit and also a Reed element in the C240 C240R and C260 C260R models check that the lid is closed before the machine will start Two rotation guards a microswitch and the Reed element lock the lid so that it cannot be opened until the drum had stopped If the power supply is interrupted e g by a power cut it wi...

Страница 10: ......

Страница 11: ...ls should be halved if the machines is used intensively e g in a commercial laundry Once every two weeks It is important to check the machine s functions regularly in particular the safety aspects Check That the lid cannot be opened when it is extracting That it stops extracting when the STOP button is pressed That switches and electrical supply cable are undamaged Once every two years Check the r...

Страница 12: ......

Страница 13: ...487 03 29 91 12 1 12 Functions sequences 12 Service manual Functonal diagram for hydro ectrator ...

Страница 14: ...p after extraction Imbalance during extraction Measurement points Power supply 230V 50 Hz 400 415V 50 Hz and 440V 60 Hz Machine power supply can be 230 400 415 or 440 V 3 AC An auxiliary transformer is supplied with two of the line voltage phases and steps down the mains voltage to 24 V control voltage The auxiliary transformer is protected by two fuses one on the primary side F1 and one on the se...

Страница 15: ...e line voltage phases and steps down the mains voltage to 24 V control voltage The auxiliay tranformer is protected by two fuses one on the primary side F1 and one on the secondary side F2 The auxiliary transformer supplies the circuit board for automatic functions and the other components in the control circuit with control voltage 2 2 C290R Terminal connections X1 R2 R1 ...

Страница 16: ...d this does not apply to the C290R which has no Reed element in the lid The mechanical lid switch SW1 must be activated lid Closed When the lid s Reed element closes a signal GND potential is obtained at terminal OUT1 S3 on connection S3 This signal is supplied via the circuit board to terminal GND2 on connection S6 Terminal OUT2 on S6 will have GND potential which allows the extractor to start Th...

Страница 17: ...487 03 29 91 12 5 12 Functions sequences 12 Service manual 3 R1 R2 S3 out 1 S6 out 2 S1 2 S1 4 S1 M1 F3 K1 K2 R1 R2 ...

Страница 18: ...be on The drum must be completely at a standstill i e rotation guards H1 S4 2 and SW2 S1 7 must have sent the opening signal The lid lock is released with the aid of the traction magnet Y1 The control circuit of Y1 takes its voltage from the circuit board output S1 6 via rotation guard SW2 When the drum is completely still rotation guard H1 gives the go ahead signal for lid opening to the logicsec...

Страница 19: ...487 03 29 91 12 7 12 Functions sequences 12 Service manual 4 S1 6 S1 7 S4 2 Y1 H1 SW2 R2 R1 ...

Страница 20: ...r the control circuit to extraction relay K1 S1 4 has been broken The control circuit for the braking relay K2 is closed interlock contact in K1 closed after which K2 operates and inverts the phase of the drive voltage to motor M1 Which thereby gains braking power When K2 operates an interlock contact in the control circuit opens to relay K1 extraction relay and prevents K1 from operating at the s...

Страница 21: ...487 03 29 91 12 9 12 Functions sequences 12 Service manual S1 4 S1 5 S1 7 S4 2 K2 K1 H1 M1 SW2 R1 R2 5 ...

Страница 22: ... imbalance extraction is halted so that the load can be manually redistributed The sensor arm of the microswitch SW3 is activated if there is load imbalance and it in turn sends a signal to the circuit board S2 2 for activation of the braking function and subsequent possibility of lid opening function 6 ...

Страница 23: ...487 03 29 91 12 11 12 Functions sequences 12 Service manual 6 S2 2 SW3 R1 R2 ...

Страница 24: ...int where the drum control unit Open extractor lid manually begins to rotate anticlockwise The motor brake pads are worn by pressing the yoke of the traction magnet upwards The drum rotates anticlockwise for The microswitch of the rotation approx 1 1 2 minutes and then guard has moved from its position Connect a multimeter between braking switches off and the yellow connections 502 AC and 503 AC S...

Страница 25: ...flashing yellow light Fault Possible cause Action 7 The machine will not start when the Fault in control unit between S2 1 Disconnect main power supply to START button is pressed even and microswitch SW1 extractor Remove automatic control when the lid has been opened and unit cover closed again Use a multimeter to check with the The light by the OPEN LID button extractor lid OPEN the connection ke...

Страница 26: ...illiary transformer when measuring S3 and S6 of the Hall element small thin measuring clips for digital meters must be used Pos signal Measurement Correct value point A Incoming mains voltage X1 L3 L2 and L1 115V 200V 208 240V 230V 380V 400V 415V or 440V B Primary voltage X16 1 3 As above to aux transformer C Secondary voltage X17 1 2 24V AC from transformer D Power supply circuit board S1 1 2 24V...

Страница 27: ...487 03 29 91 12 15 12 Functions sequences 12 Service manual F E D C B A R1 R2 ...

Страница 28: ......

Страница 29: ...mponents The transformer is switchable for mains voltages 230 V 400 V 415 V and 440 V F1 Precision fuse M 0 2 A 500 V protects primary side of auxiliary transformer F2 Precision fuse T 2 5 A 500 V protects secondary side of auxiliary SW1 Microswitch detects position of lid lock CP Control panel with push button and indicator lights Y1 Lock magnet operate the lid lock MP Circuit board X1 Terminal c...

Страница 30: ...ents The transformer is connected for the mains voltage 380 V F1 Precision fuse M 0 2 A 500 V protects primary side of auxiliary transformer F2 Precision fuse T 2 5 A 500 V protects secondary side of auxiliary SW1 Microswitch detects position of lid lock CP Control panel with push button and indicator lights Y1 Lock magnet operate the lid lock MP Circuit board X1 Terminal connection 1 1 T1 Y1 F2 M...

Страница 31: ...en there is a microswitch which detects when the lid lock is engaged Reed elements in the lid on the C240 C240R and C260 C260R sense when the lid is pressed down towards the deck The lid lock is opened by activating a traction magnet which releases the mechanical lock For it to be possible to open the lid the machine needs to be supplied with power and the machine s mechanical rotation guard and t...

Страница 32: ...t lateral movement of the lid The cause of the fault may be The round rubber dampers are missing or are very worn Check the dampers in the control unit If they are missing or worn the lateral movement will be too great The lid is not centred over the opening The lid is attached to the arm with a bolt and locked with a rivet Check these fastenings The lid is too high Check the position of the lid w...

Страница 33: ...bushings Electrical connection is to block X1 in the control unit The extractor connection is to block X1 in the control unit The extractors are prepared for switching between star connection 400 415V and delta connection 230V Switchover is performed by changing a cable set between relay and motor For 440V 60 Hz cable set A is used Cable set A star connection When switching over the auxiliary tran...

Страница 34: ...noise and vibration the entire drum unit has rubber dampers On flexibly mounted models this damping is provided by either eight or ten rubber straps while the drum unit of R models is mounted on two relative rigid rubber bushings Electrical connection is to block X1 in the automatic control unit The extractors are connected with cable set A between relay and motor 2 2 A ...

Страница 35: ...ipped Investigate the cause of the overloading Check that motor and drum rotate easily The motor protection resets automatically when the motor has cooled after about 30 minutes Start the machine and listen for any untoward noise If the motor protection trips repeatedly it may be because of short circuiting Bearing failure in the motor may be the cause Motor runs slow The motor is probably operati...

Страница 36: ......

Страница 37: ... same time to avoid having to replace others only a short time later because of uneven strap elestictity In R models C240R C260R and C290R the drum unit is relatively rigidly mounted in the frame with the aid of two rubber bushing Instructions for repair Flexibly mounted models C240 and C260 Check the rubber straps on which the motor is mounted and replace where necessary Procedure Remove the two ...

Страница 38: ... nuts on top of the bushing If any of the nuts should reach the end of its thread when adjusted the rubber bushings must be replaced see under heading To replace rubber bushings To replace rubber bushing Remove the drain hose Remove the cover over the control unit Disconnect the cables from the control unit to the motor imbalance switch and outer casing Disconnect the 6 3 and 2 pole connectors Dis...

Страница 39: ... extractor causes the surfaces of the cut to vulcanise together after it has been in use a while C240R Position supporting journal in recess in base plate and loosely tighten the three nuts above the bushing C260R C290R Position supporting journal in frame Make sure that the pins on both supporting journal and frame are corrected positioned in the corresponding holes of the lower rubber bushing Ti...

Страница 40: ...www electrolux com laundrysystems Share more of our thinking at www electrolux com ...

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