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Wascomat Selecta S28/125, Operating & Maintenance Manual

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Wascomat Selecta S28/125 Operating & Maintenance Manual Download Page 56

Fault-finding

Contents

PCB completely dead

2

PCB functioning, but display dead

3

Arrow 10 is not lit on display

4

Wash program cannot be selected

5

Machine will not start

6

Machine displays error code 01E

8

Machine displays error code 02E

9

Machine displays error code 03E

10

Machine displays error code 04E

11

Machine displays error code 05E

12

Machine displays error code 06E

14

Machine displays error code 07E

15

Machine displays error code 08E

16

Machine displays error code 09E

19

Machine displays error code 10E

20

If there is a machine function which is not working, although
no error code is displayed, the machine's functions should
be checked using SE.

Fault-finding

1

95.08

Summary of Contents for Selecta S28/125

Page 1: ...NE PLEASE ENTER THE FOLLOWING INFORMATION AS IT APPEARS ON THE MACHINE S DATA PLATE S MAKE CERTAIN TO KEEP THIS MANUAL IN A SECURE PLACE FOR FUTURE REFERENCE MACHINE TYPE OR MODEL MACHINE SERIAL NUMBE...

Page 2: ......

Page 3: ...OMAT MACHINE PLEASE ENTER THE FOLLOWING INFORMATION AS IT APPEARS ON THE MACHINE S DATA PLATE S MAKE CERTAIN TO KEEP THIS MANUAL IN A SECURE PLACE FOR FUTURE REFERENCE MACHINE TYPE OR MODEL MACHINE SE...

Page 4: ...et appareil del alimentation avant de proceder a l entretien 6 To remove top panel first remove screws at the rear When remounting the top reinstall them To remove the top panel on models on which it...

Page 5: ...start machine operation and while it is operating attempt to open the door without exerting extreme force on the door handle The door should remain locked If the machine can start with the door open o...

Page 6: ......

Page 7: ...cuiting may occur Fabric softeners with volatile or inflammable fluids are not to be used in the machine Consignes de s curit La machine est con ue pour le lavage l eau exclusivement La machine ne peu...

Page 8: ...with free standing liquid supply injectors which can be activated by signals from the machine All parts of the machine which come into contact with the items being washed are made of heavy gauge surg...

Page 9: ...sh 0 9 During extraction 87 Floor loading Dyn force 2 4 4 8 576 1152 lbs force Motor speed During wash 360 r p m During extraction 3450 r p m Rated power Motor wash 3 phase 300 W 0 4 HP Motor extract...

Page 10: ...g extraction 81 Floor loading Dyn force 3 1 5 2 kN 744 1248 lbs force Motor speed During wash 360 r p m During extraction 3480 r p m Rated output power Motor wash 3 phase 400 W 0 55 HP Motor extract 3...

Page 11: ...1 16 F 160 6 5 16 160 6 5 16 G 1040 40 15 16 1160 45 5 8 H 1035 40 3 4 1155 45 1 2 J 100 3 15 16 100 3 15 16 K 270 10 5 8 260 10 1 4 L 295 11 9 16 M 1215 47 13 16 N 1135 44 11 16 1255 49 7 16 Outline...

Page 12: ...base is available for mounting of machines without an additional foundation Follow the instructions below when making a concrete foundation 1 Decide where to place the machine and consider maintenanc...

Page 13: ...nted if one or more of these points is not resting against the floor foundation Place flat washers over the foundation bolts and secure the machine in position by tighte ning the self locking nuts See...

Page 14: ...e cable is to hang in a large loose loop supported by the clip of the terminal block After installation do the following for 3 phase machines Check the incoming power for a high voltage or stinger leg...

Page 15: ...sential since dirt and grit in the water lines may clog the inlet valve filter screens and or the drain pilot valve This could cause the machine to fill very slowly or the drain valve not operate prop...

Page 16: ...lify installation Wascomat has made available the following hose kits For S28 125 part No 002008 For S28 185 part No 002009 These kits contain inlet hoses drain hose hose clamps and washers Start up a...

Page 17: ...unted towards the front 1 Loosen both knobs so that one side of the metal fingers underneath can slide under the top lid of the machine within the supply box 2 Fit the supply injector manifold into th...

Page 18: ...Ring A is used for tubes with 5 16 8mm 2 Use scissors or a razor to carefully cut out the proper size rubber ring Wrap the rubber ring around each tube after threading each tube through the plastic s...

Page 19: ...g door when the machine is operating If necessary consult this manual for proper operation of the door lock and door safety interlock or call a quali fied serviceman IMPORTANT Door safety interlock mu...

Page 20: ...nd then press the ON button for power to the machine 6 Run through a complete cycle checking for water temperature drain operation and extract direction To advance the timer press the START button and...

Page 21: ...h volatile or inflammable fluids are not to be used in the machine Consignes de s curit La machine est con ue pour le lavage l eau exclusivement La machine ne peut tre utilis e par des enfants Tous le...

Page 22: ...display panel with illuminated symbols shows the chosen program the functions that have already occured those still to occur and the remaining wash time If a fault occurs then indicators will refer t...

Page 23: ...correct number button 1 7 and letter button A alt B or A B An arrow to the right will light up to show se lection The five lowest arrows to the left will light to show the stages that will be passed d...

Page 24: ...you can check the wash temperature by pushing a program button A thermometer will now light up showing the temperature in C with digits If the machine is not started and no buttons are pushed the pro...

Page 25: ...without the wash water emptying out A flashing colon in the display panel will indicate that restarting may proceed Change of program Push STOP in order to stop the program in pause mode Choose a new...

Page 26: ...t wash processes 3 Inner cylinder of stainless steel supported at the rear by two ballraces 4 Outer drum of stainless steel 18 8 securely attached to the frame 5 Wash and extraction motor for reversin...

Page 27: ...inner cylinder is made of perforated surgical stainless steel It is equipped with three lifting ribs and has highly polished side sheets and back with maximum embossed perforated area to assure high f...

Page 28: ...ee neoprene seals An intermediate safety outlet provides an escapement for any possible condensation The seals are mounted on a stainless steel sleeve bushing that is mounted on the drive shaft to pre...

Page 29: ...e delay unit The lock operates as follows When the door is shut and the locking bolt moved to the lock position the micro switch will indicate that the door is closed When the machine is started the s...

Page 30: ...le display window control lights and selection buttons The electronic timer is mounted just behind the control panel Relays 2 transformer 3 and level control 4 are located at the top of the machine ea...

Page 31: ...r two wires have different dia meters Operation When the solenoid is energized the two halves of the magnet core are drawn together pulling down the moving contacts thus making or brea king the circui...

Page 32: ...Adjustment All pressure switches are factory calibrated to meet specific requirements The trip level for any one pressure switch can be changed only within narrow limits because each trip range requi...

Page 33: ...wash speed the same as three phase motors using a continous connected capacitor while the 2 pole winding extract speed is a specially designed winding with both continous connected capacitor and start...

Page 34: ...oints of measuring on single phase motors The numbers at the connection points refer to the terminal num bers at the motor connector plug The numbers in circles indicate points of ampere measurements...

Page 35: ...28 Mechanical and electrical design 1791 46 S28 185 208 240 V 60 Hz single phase...

Page 36: ...that the windings are not damaged A burned out motor can be re wound NOTE Before connecting a separate overload protector consult the local code Single phase S28 125 and S28 185 machines are also equi...

Page 37: ...ring loaded plunger is drawn up and the pilot valve in the center of the diaphragm open Because of the difference in diameter between the pilot valve opening and the ventilating hole in the diaph ragm...

Page 38: ...n the valve diaphragm Check the inlet strainer and clean as required Undo the coil and clean the surfaces of the magnetic core If the valve does not close Check that the coil is not live The valve is...

Page 39: ...s made of pressed brass The spring loaded plunger is made of stainless steel and located at its lower end Operation The valve is automatically operated by means of a rubber diaphragm and a pilot valve...

Page 40: ...shoot the inlet valve follow the instructions outlined for the supply injector valve Clean out At water temperatures of more than 60 C 140 F the lime deposits are heavily increased This can cause func...

Page 41: ...enoid valve and drain out via the return hose 7 Trouble shooting If the drain valve doesn t close Check that the solenoid valve 2 receives electricity The drain operation can be checked using the wash...

Page 42: ...s used in conjunction with a top mount supply manifold See page 10 and 11 for installation instructions Compartment 1 This compartment is used for adding detergent to the wash and is flushed down when...

Page 43: ...Flush the loosened detergent with warm water Wipe dry and leave lid open Check that the drain valve does not leak and that it opens properly Check that the door does not leak Clean residual detergent...

Page 44: ...t the plug in connectors on the control panel should be moved in and out in order to eliminate improper contact due to faulty connection Please note that this guide does not include all possibilities...

Page 45: ...extract relay If water does not drain A Check the drain valve and drain solenoid for proper operation B Disconnect the drain hose connected to drain line If full flow of water comes out the pro blem...

Page 46: ...Check extract relay and relay coil for proper operation If the motor does not operate at wash speed A Check wash relays B Check motor and V belt C Review procedures outlined under section If machine...

Page 47: ...V belts If a metallic noise can be heard at rear of machine A Tighten the pulley on the motor shaft If the door is leaking A Check the door gasket If the gasket is in good condition install a 4 7 mm...

Page 48: ...king around the glass A Replace door gasket if worn If water does not enter the machine A Check the valve coils on inlet valves B Check wires leading to valve coils C Be sure manual shut off valves ar...

Page 49: ...unit B Check inlet valves for dirt underneath the valve diaphragm To localize shut off power If water continues to flow inlet valves have foreign material in them and should be thoroughly cleaned If w...

Page 50: ...43 Trouble shooting 74 1140 If machine vibrates excessively Tighten mounting bolts Check that the shipping security has been remo ved Refer to mechanical installation page 6 Fig 74...

Page 51: ...ied In the case of other codes the mains switch must be turned off and on again before the machines can be restarted If codes 03 09 appear contact authorised personnel Fault Code Cause of fault 01 Wat...

Page 52: ...e is under power when setting service switch Set the service switch to service mode The switch located on the circuit board behind the control panel display window This transforms the various program...

Page 53: ...gram indicator Indicator Function 1 2 3 4 5 Door lock 6 7 8 9 10 ON OFF function entered using the various buttons see below It is also possible to simulate certain functions by using the various prog...

Page 54: ...itself is shown in the display window not the 19 code 21 Motor wash clock wise 22 Motor wash counter clock wise 23 Not used 24 Extraction counter clock wise 25 Clutch 26 Drain valve 27 Door lock 28 N...

Page 55: ...Fault finding Circuit Board...

Page 56: ...Machine displays error code 03E 10 Machine displays error code 04E 11 Machine displays error code 05E 12 Machine displays error code 06E 14 Machine displays error code 07E 15 Machine displays error co...

Page 57: ...DR OK Yes No Change fuse Are fuses correctly fitted with no play in holder Yes No Adjust fuse holder Are transformer voltages OK No Change transformer connections Is transformer connected for correct...

Page 58: ...e fuse Are fuses correctly fitted with no play in holder Yes No Adjust fuse holder Yes Change transformer Each fuse s VDR OK Yes No Are transformer voltages OK No Change transformer connections Is tra...

Page 59: ...Arrow 10 is not lit on display Does display show SE Yes No Change PCB Change PCB Is the service switch in program position No Yes Change setting of service switch Fault finding 4 95 08...

Page 60: ...t functioning Yes No Connect panel plate correctly Is panel plate correctly connected Yes No Change panel plate Is cable connector for panel plate correctly fitted and clean No Yes Rectify Is connecto...

Page 61: ...ate correctly No Is connector clean Yes No Cange PCB Clean it Fault finding 6 Close door Is the door closed Yes No Are micro switch and wiring for door closed OK Yes No Rectify microswitch or wiring I...

Page 62: ...wiring for door locked OK No Yes Rectify microswitch or wiring Fault finding 7 Continued from page 6 Is the door lock locking No Yes Change door lock Is voltage from programmer to door lock absent No...

Page 63: ...in coil change coil Voltage absent at valve Yes No Check and clean filter Is relay for valve on PCB not functioning Yes No Change PCB Check wiring and edge connector Is the tap on No Yes Turn on tap R...

Page 64: ...losed No Yes Close door and restart Is edge connector OK Yes No Rectify Microswitch door closed S3 not closed when wash program in progress In the service program closed microswitch is indicated by pr...

Page 65: ...Does sensor have correct resistance No Yes Change sensor Is edge connector on PCB OK Yes No Rectify Fault or resistance too high in temperature sensor Threshold value is approx 17 4 k 3 C At 20 C the...

Page 66: ...res Yes No Change wiring Does sensor have correct resistance No Yes Change sensor Short circuit or resistance too low in temperature sensor Threshold at approx 350 98 C Sensor resistance at 20 C is ap...

Page 67: ...No Yes No Yes Change drain valve pump Can the relay on programmer be operated in SE Note Yes Change PCB Change wiring No Water level indicated right at start of program Fault finding 12 Continue on p...

Page 68: ...free of foreign matter No Blow level hose clear Yes Is level hose free of drops of water No Yes Does level control work in SE Fault finding 13 No Yes Are connections to level control clean and free o...

Page 69: ...older Yes No Is the EPROM holder sound and clean Yes No Change EPROM Clean or change PCB Is the machine EPROM turned the right way No Yes Change EPROM and turn it the right way Something wrong with ma...

Page 70: ...ult finding 15 Is there a voltage supply Is the relay on the programmer operating No No No Yes Yes Change relay Change wiring Are elements supplied with voltage Yes No Is there an output voltage from...

Page 71: ...n be operated in SE Note No Yes No Yes Change drain valve pump Can the relay on programmer be operated in SE Note Yes Change PCB Change wiring No Machine emptying too slowly allocated time not suffici...

Page 72: ...mp rotate No Blow level hose clear Yes Is level hose free of drops of water No Change level control Yes Does level control work in SE Note Fault finding 17 No Change level hose Is level hose free of f...

Page 73: ...ued from page 17 No Clean Yes Are connections to level control clean and free of foreign matter Empty water and try again Fault finding 18 No Change PCB Yes Is there water in machine at program start...

Page 74: ...d at edge connector Yes No Change PCB Change wiring Is the sensing pin on the micro switch positioned correctly No Yes Rectify The imbalance switch indicates imbalance closed microswitch on changeover...

Page 75: ...every time command for wash speed has been issued during wash stage not during drain or extraction stages Fault finding 20 Change relay Change auxiliary contact Is signal cable free of short circuit...

Page 76: ......

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