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Wascomat EXSM 230 FC Operating & Maintenance Manual
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Wascomat EXSM 230 FC Operating & Maintenance Manual

Wascomat EXSM 230 FC Operating & Maintenance Manual

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OPERATING & MAINTENANCE MANUAL
WARNING: ALL OPERATING AND MAINTENANCE PROCEDURES SHOWN ON THE NEXT
PAGE OF THIS MANUAL MUST BE FOLLOWED DAILY FOR PROPER OPERATION OF
YOUR WASCOMAT MACHINE.
PLEASE ENTER THE FOLLOWING INFORMATION AS IT APPEARS ON THE MACHINE(S)
DATA PLATE(S).
MACHINE TYPE OR MODEL
MACHINE SERIAL NUMBER(S)
ELECTRICAL CHARACTERISTICS: ________ VOLTS, _______ PHASE, _______ HZ.
MAKE CERTAIN TO KEEP THIS MANUAL IN A SECURE PLACE FOR FUTURE
REFERENCE.
EXSM 230 FC
471 1562-58/02
97.43

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Summary of Contents for Wascomat EXSM 230 FC

  • Page 1 OPERATING & MAINTENANCE MANUAL EXSM 230 FC 471 1562-58/02 97.43 WARNING: ALL OPERATING AND MAINTENANCE PROCEDURES SHOWN ON THE NEXT PAGE OF THIS MANUAL MUST BE FOLLOWED DAILY FOR PROPER OPERATION OF YOUR WASCOMAT MACHINE. PLEASE ENTER THE FOLLOWING INFORMATION AS IT APPEARS ON THE MACHINE(S) DATA PLATE(S).
  • Page 2 Be sure to keep the machine(s) in proper working order: Follow all maintenance and safety procedures. Further information regarding machine safety, service and parts can be obtained from your dealer or from Wascomat through its Teletech Service Telephone - 516/ 371-0700.
  • Page 3 Be certain to relock after remounting the top panel. MANUFACTURED BY ELECTROLUX-WASCATOR, LJUNGBY SWEDEN DISTRIBUTED BY WASCOMAT OF AMERICA, INWOOD, NEW YOUR, USA SOLD AND SERVICED BY INDEPENDENT WASCOMAT DEALERS 471 76 62 02-02...

  • Page 4: Table Of Contents

    EXSM 230 FC Contents Introduction ..............1 Technical data ..............2 Installation ................ 4 Safety rules ..............13 Mechanical and electrical design ........14 Procedure ............... 33 Programming ..............41 Service information ............63 Maintenance ..............64 Trouble-shooting ............65 The manufacturer reservs the right to make changes to design and material specifications.

  • Page 5: Introduction

    Introduction Introduction Fig. The EXSM-FC model solid mounted washer/extractor has been developed to cover the heavy duty requirements of hotels, motels, nursing homes, hospitals, professional laundries, restaurants, airlines, ships, schools, colleges and all on-premises laundries where flexibility and quick formula variation, coupled with high quality automatic washing, are required.

  • Page 6: Technical Data

    Technical data EXSM 230 FC Dry load capacity up to 65 lbs Overall dimensions Width 940 mm 37'' Depth 880 mm 34 5/8'' (at the top) Height 1405 mm 55 5/16'' Net weight 420 kg 925 lbs Max. floor load at extraction 5,0±11.5 kN...

  • Page 7: Outline And Dimensions

    Technical data Outline and dimensions EXSM 230 inches 12 13/32'' 6 7/64'' 2 5/32'' E 1235 48 5/8'' 4 1/8'' G 175 6 7/8'' H 880 34 11/16'' 3 1/8'' 22 11/16'' 7 7/8'' 3 3/4'' N 407 16 1/32'' O 293 11 17/32'' P 1405...

  • Page 8: Installation

    Installation Installation Machine foundation The machines are designed to be bolted in position to a concrete floor or specially prepared concrete foundation. A template showing the size of the foundation and positioning of the foundation bolts is delivered with each machine. For installation on an existing concrete floor, the floor must be at least 8'' thick and of good quality.
  • Page 9 Installation Measurements for foundation in inches and (mm). Fig. I 6 5/8 (168) A 39 (990) K 4 29/32 (125) B 37 (940) L 31 1/2 (800) C 36 3/8 (925) M 32 1/2 (825) D 33 7/8 (860) N 35 11/32 (898) E 3 3/4 (95) O 38 3/4 (985) F 6 5/16 (160)
  • Page 10 Installation Mechanical installation Fig. • Place wide steel shims on the concrete foundation over the bolts. • Lift the machine and lower it in position. Never use the door or the door handle to lift or lower the machine. • Check that the machine is level front-to-rear and side-to-side and standing firmly on the ten supporting points.
  • Page 11 Installation Electrical installation Fig. Although the machines are fitted with a thermal overload in the motor windings and fuses for the control circuit, a separate circuit breaker must be installed for each machine. For proper overcurrent protection, check the data plate at the rear of the machine.
  • Page 12 Installation Water connection All plumbing must conform to national and local plumbing codes. Incoming water lines do not require non-return or back-suction valves, as the machine is already Fig. fitted with a siphon breaker. However, all incoming lines must be fitted with shut-off valves. 0281 •...
  • Page 13 Installation Steam connection (optional steam heating) The steam inlet pipe must be fitted with a manual Fig. cut-off valve in order to facilitate installation and service operations. Attach the filter supplied with the machine to the manual cut-off valve. Conncection hoses should be of the quality required according to regulations in the country of use.
  • Page 14 Installation Fig. 1. Drop the knop into the larger opening in the supply injector lid. 2. Tighten securely. Do not overtighten! Do not use pliers or other tools to tighten the knobs! 1. Stretch the multi-rubber ring B and select the Fig.

  • Page 15: Function Control And Safety Checklist

    The warranty card should be completed and sent to Wascomat. All other items should be placed in a safe place for future reference. The machine should be cleaned when the...
  • Page 16 If no problems were encountered, the machine is ready for use. All machines are factory tested prior to shipment. Occasionally, some residual water may be found when the machine is installed. Before servicing Wascomat equipment, disconnect electrical power.

  • Page 17: Safety Rules

    Safety rules Safety rules • The machine is designed for water washing only. • Machines must not be used by children. • All installation operations are to be carried out by qualified personnel. Licensed personnel are necessary for all electric power wiring. •...

  • Page 18: Mechanical And Electrical Design

    Mechanical and electrical design General The door and the electronic timer with display and keyboard are fitted at the front of the machine. All control and indicating components, i.e. relays, delay unit, etc are assembled under the top cover, easily accessible from the top of the machine for simplified servicing. Main units 1 Electronic timer with display and keyboard for operating the machine.

  • Page 19: Machine Construction

    Mechanical and electrical design Machine construction Panels The machines are equipped with a top panel and front panel made of stainless steel. The coloured panels are made of phosphatized steel plate. For servicing purposes, the panels can easily be removed. Outer shell The outer shell is made of heavy gauge surgical steel and is attached to a heavy Fig.
  • Page 20 Mechanical and electrical design Back gable and bearing The back gable and the bearing trunnion housing are constructed of a webbed heavy Fig. casting for extra rigidity. The bearings are protected against infiltration of water by three neoprene seals. An intermediate safety outlet provides an escape for any possible condensation.
  • Page 21 Mechanical and electrical design Description Fig. The door safety locking device consists of the following main parts: • Locking unit The door locking unit is placed behind the front plate and under the detergent box. The unit consists of a coil, whose plunger locks the door, and two micro switches.
  • Page 22 Mechanical and electrical design Function If the machine has not been energized within the last three minutes, the door will remain unlocked. When the machine is energized the door will be locked if a program is activated or if the drum is rotating. Upon completion of a program the door will be unlocked automatically as soon as the drum has stopped rotating.

  • Page 23: Fault Location

    Mechanical and electrical design Fault location Door does not unlock Conditions: wash program ended and drum at a standstill. Measure the voltage between the following points: 1. X93:2 - X93:3 Should be 0 V DC. If the voltage is 220 V AC, check the rotation guard.

  • Page 24: Control Unit

    Mechanical and electrical design Control unit The control units (1), mounted under the top panel, include all components neces- Fig. sary for operating the machine. • Delay unit (2) for door locking device. • Rotation guard (3) checking drum rotation. The sensor is mounted on the bearing house at the rear side of the machine.
  • Page 25 Mechanical and electrical design Relays The FC model employs three relays. The relays control: • motor control • unbalance • liquid/powder supply Construction The body of the relay holding the stationary Fig. contacts is made of current-resistant plastic. A solenoid and a contact bank hold the moving contacts.
  • Page 26 Mechanical and electrical design Motor In machines with frequency control the same Fig. motor is used for wash speed, distribution speed and extraction. The motor is located on a motor mounting plate, and drives the drum via a belt. The tension of this drive belt can be altered by moving the entire motor mounting plate thanks to the mounting slots on one side.

  • Page 27: Program Start

    Mechanical and electrical design Program start The following conditions must be fullfilled before High extraction the motor can start: • Motor not overloaded. • Door shut. • Go-ahead signal from programmer. When the door is closed a signal is sent to the electronic control unit that it is shut and the motor is allowed to start.

  • Page 28: Repair Instructions

    Mechanical and electrical design Repair instructions Overheated motor, motor not running • Wait till motor has cooled down. Motor guards are automatically reset after 30 minutes. Restart. • Possible cause of motor guards releasing repeatedly: short circuiting. In both cases the motor should be replaced.
  • Page 29 Mechanical and electrical design Motor control Fig. On the motor control circuit board there is a yellow LED which indicates various types of fault: Fuse (XM6) (XM3) LED for error (XM5) indication 2433 Indication Cause The LED flickers. Motor current is at limit. The LED comes on and stays on.
  • Page 30 Mechanical and electrical design In two cases the machine will be halted without indication: • Overvoltage in feed. • Motor and/or motor control overheated. Motor does not operate when it should • Check the voltage feed to the motor control unit by: - Disconnecting XM4 (quick connector) - Using a voltmeter (AC) to measure between pins XM4:1-2.
  • Page 31 Mechanical and electrical design Rotation guard Description The rotation guard checks that the machine is completely at a standstill before the door can Fig. be opened. When the drum has been at a standstill for approx. two seconds the solenoid in the door lock is deactivated and the lock can be opened (provided that the machine has been emptied of water and the programmer has reset).
  • Page 32 Mechanical and electrical design Supply injection valve Construction The valve has a single-inlet with either one, two Fig. or three outlets, each with its own solenoid coil. The body is made of heat-resistant polyamid plastic and the solenoids encased in water-tight plastic.
  • Page 33 Mechanical and electrical design Repair instructions Limescale can block the hole in the valve diaphragm and interfere with the function of the valve. It is therefore advisable to dismantle and clean the Fig. valve at certain regular intervals. The frequency depends on operating conditions and the level of contamination in the water.
  • Page 34 Mechanical and electrical design Inlet valve for EXSM 230 FC The water inlets have brass bodies with larger Fig. cross section of the outlet in order to achieve a shorter filling time for the machine. Construction Fig. The valve housing is made of pressed brass. The spring-loaded plunger is made of stainless steel and located at its lower end.

  • Page 35: Drain Valve

    Mechanical and electrical design Drain valve Description The drain valve is operated by using the pressure Fig. in the cold water intake. A tube (1) is connected between the cold water intake and a solenoid valve (2). When the solenoid valve is activated, it opens and allows water to flow into the feeder tube (3).
  • Page 36 Mechanical and electrical design Soap supply box The three-compartment soap supply box is located at the top of the machine. Fig. Viewed from the front, the compartments marked with figures 1, 2 and 3 are used as follows: Compartment 1 This compartment is used for adding detergent directly to the wash at the beginning of a cycle or at any time during the cycle when extra supplies are required.

  • Page 37: Procedure For Use

    Procedure Procedure for use All operations, including the programming of new programs are carried out from the control panel on the front of the machine. During normal use, the programming keys to the left of the panel are inoperative. Fig. The control panel comprises the following: •...
  • Page 38 Procedure Preparation • Sort the wash according to the washing instructions on the garment labels. Check that there are no foreign objects in the garments. Pull up zipper fasteners. • Open the washing machine door, check that the drum is empty, insert the wash goods and close the door.
  • Page 39 Procedure Program information Fig. When a program has been selected and PROG. INFO. is pressed, further information about the program is shown in the display window's bottom lines. Measuring the detergent Four lights on the panel indicate which detergent Fig. compartments will be used or supply signals DRAIN PROG.

  • Page 40: Starting The Program

    Procedure Starting the program Fig. Press START/HOLD/RAPID ADV. button. The wash cycle will commence and the display Fig. window will display wash information as shown in the figure below. Temporary stop Fig. • Press START/HOLD/RAPID ADV.. All active START COLD functions (motor, filling with water and heating) HEAT HOLD/RAPID ADV.
  • Page 41 Procedure Programmed stop Fig. If there is a programmed stop in the program, the machine stops and a buzzer sounds. The buzzer is switched off by pressing START/ HOLD/RAPID ADV. The program is restarted by pressing the button again. Tumble drying after the program is completed Fig.

  • Page 42: Manual Washing

    Procedure Manual washing • The indicator lamps above the control buttons indicate that the function is active. COLD WATER, HOT WATER and FLUSH must be kept pressed to remain active. Other control buttons change function (ON-OFF) each time they are pressed.
  • Page 43 Procedure Extract cycle For safety reasons, there is no manual button for the extract cycle. There are two choices if extracting is required during manual operation: • 1. Select one of the standard programs and fast forward to the "Extract" cycle. PROG.
  • Page 44 Procedure Fig. The machine has two thumb wheel switches for determining the speed for low and high extraction. The value on these switches can be changed while the machine is in operation. The time for low extraction (Switch 1) shall be programmed under question ''Low extraction XX min XX sec'' and high extraction (switch 2) under question ''High extraction XX min...

  • Page 45: Programming

    Programming General The washing machine’s program operation is controlled by a microcomputer Fig. and the wash programs are stored in an electronic memory. Program controls are very exact and the wash programs can be easily adapted to the end user’s individual requirements.
  • Page 46 Programming Programming - general description Programming can be divided into two programming principles: Programming a new program or using an old program as a Turn the key to background. ''PROGRAM'' Programming a completely new program Fig. The wash program is constructed by selecting different sub-programs with the buttons on the panel.
  • Page 47 Programming Using and old program as a background Fig. In this operation, an old program is selected as a background for the new one. The answers to the questions and the written texts can be changed to create a new program. Furthermore, sub- Turn the key to programs can be erased and new sub-programs ''PROGRAM''...
  • Page 48 Programming Controls The key switch Fig. Turn the switch to the PROGRAM position if the wash program is to be programmed or changed. If for any reason you wish to discontinue programming and start again, turn the switch to the RUN position and then back to PROGRAM again.
  • Page 49 Programming Erase Fig. This button can be used in three different ways: PROGR. MODE SELECT SEQUENCE PREWASH • Deleting a complete program. Press ERASE when the display window displays the adjacent text. Press: A warning text will then be displayed. Press ENTER, enter the program number with the Number ERASE...
  • Page 50 Programming YES, NO, number keys Fig. These keys are used to answer the different questions which are found under each sub- program. All answers must be followed by DETERGENT 1 MAIN RINSE pressing ENTER for the answer to be registered. WASH WASH DETERGENT 2...
  • Page 51 Programming Programming a new program If you make a mistake or get stuck, there is always a final resort: Turn the key to the RUN position and then to PROGRAM again. Any programming you have carried out so far will be lost but other PROGRAM programs will not be affected.
  • Page 52 Programming Answering questions The general principle for answering questions is PROGR.MODE SELECT SEQUENCE PREWASH the same for all sub-programs: PAUS WITH BUZZER Y/N NORMAL ACTION DURING FILLING Y/N • The cursor (the flashing square) is always to GENTLE ACTION DURING FILLING Y/N the right of line three in the display window.
  • Page 53 Programming The following is a summary of the different questions that can appear under the different buttons. PROGR.MODE SELECT SEQUENCE PREWASH PAUS WITH BUZZER Y/N NORMAL ACTION DURING FILLING Y/N NOTE: The questions which are described do not Press: apply to all machines. On certain types of machines, some of the values are RED.
  • Page 54 Programming Refilling LEVEL RESET is value which regulates at which Fig. PROGR. MODE SELECT SEQUENCE PREWASH level water is to be refilled if the water level sinks LEVEL 000 UNITS while a wash is in progress. LEVEL RESET 000 UNITS 000 °C TEMPERATURE Example:...
  • Page 55 Programming Water filling One or several water valves can be selected. FIg. PROGR.MODE SELECT SEQUENCE PREWASH If you decide to use hot and cold water, both WASHTIME 00 MIN. 00 SEC. COLD WATER Y/N valves will be open while filling is in progress. The HOT WATER Y/N hot water valve will be automatically closed if the pre-set temperature is exceeded.
  • Page 56 Programming Drain Pause with signal PROGR.MODE SELECT SEQUENCE DRAIN Fig. If the question is answered with YES, the washing PAUSE WITH BUZZER Y/N NORMAL ACTION Y/N machine will stop before the sub-program starts and a buzzer will sound. Press: Normal action/gentle action/distribution RED.
  • Page 57 Programming Programming complete • When ’’END OF SEQUENCE’’ appears on the PROGR.MODE SELECT SEQUENCE EXTRACT third line of the display window and all questions are answered, press EDIT DOWN. TIME HIGH SPEED 00 MIN. 00 SEC. TIME LOW SPEED 00 MIN. 00 SEC.

  • Page 58: Gentle Action

    Programming Gentle action FIg. Answer YES if the machine is to operate on gentle PROGR.MODE SELECT SEQUENCE COOL DOWN action during cooling. The machine will operate on PAUS WITH BUZZER Y/N normal action if the answer is NO. GENTLE ACTION Y/N ON TIME 212-158°F (100-70°C) 000 SEC..
  • Page 59 Programming Example: • ON TIME 212-158°F (100-70°C) 8 seconds. • ON TIME 158°F (70°C) - END 13 seconds. • END TEMP. 113°F (45°C). • Wash temperature 194°F (90°C). The following takes place: • When the water in the drum reaches 194-158°F (90-70°C), the water valve is ON 8 seconds, OFF 22 seconds, ON 8 seconds, OFF 22 seconds etc.
  • Page 60 Programming Text Each program can be provided with two types of informative text: Fig. • 1. A program name which is always displayed SELECT PROGRAM TOW DIGITS when the program is selected when washing. PROGRAM 01 HEAVY SOIL This text is programmed when the program START WASH WITH START-BUTTON FOR PROGRAM INFO.
  • Page 61 Programming Times for normal action and gentle action The times for rotating and stationary drum during Fig. PROGR.MODE MAINDATA normal and gentle action can be programmed. All BUZZER ON WHEN PROGRAM FINISHED Y/N times can be selected within the range of 0-30 GENTLE ACTION ON TIME 00 SEC.

  • Page 62: Program Names

    Programming Program names Fig. You can now give the program a name which will be displayed when the program is selected during -ABCDEFGHIJKLMNOPQRSTUVWXYZ !&/()=?;:,.* PROGRAM 10 - washing. The text can be up to 29 characters long. The way in which text is entered described under the heading ’’TEXT’’...
  • Page 63 Programming Starting from a previously saved program If you make a mistake or get stuck, there is always a final resort: Turn the key to the RUN position and then to PROGRAM PROGRAM again. Any programming you may have carried out so far will be lost but other programs will not be affected.
  • Page 64 Programming Fig. The cursor will appear on the first line of this sub- program. Fig. Use EDIT UP and EDIT DOWN to move within the PROGR.MODE SELECT SEQUENCE MAINWASH sub-program to reach the line(s) to be altered. PAUSE WITH BUZZER Y/N NORMAL ACTION DURING FILLING Y/N NOTE Press:...
  • Page 65 Programming NOTE PROGR. MODE SELECT SEQUENCE PREWASH Use only EDIT UP and EDIT DOWN for PAUS WITH BUZZER Y/N NORMAL ACTION DURING FILLING Y/N looking through the program. ENTER shall GENTLE ACTION DURING FILLING Y/N only be used for making changes in the program.
  • Page 66 Programming Altering text The text that is displayed when a program is PROGR.MODE SELECT SEQUENCE selected and PROG.INFO is pressed can be altered. Fig. Go to the position between two sub-programs (see the section ’’Looking through the program’’). Press Press: TEXT and ENTER.

  • Page 67: Service Information

    Service information Service information Fig. The machine's electrical power connection cable shall be provided with a safety ground to avoid breakdowns in the machine's electronic program controls. If interference problems do occur, check first that the machine is properly grounded. The machine's operation in terms of safety and function is continuously monitored by the program unit.

  • Page 68: Maintenance

    Maintenance Maintenance Preventive maintenance has been reduced to a minimum by the careful design of reliable components and material. However, the following measures should be taken at regular intervals and in proportion to the hours of service. IMPORTANT! Make certain that all electrical power to the machine is shut off before removing top or rear panels.

  • Page 69: Trouble-Shooting

    Trouble-shooting If machine does not start Fig. A Check circuit breaker in the power feed line to the machine. B Check door safety switches. C Check glass cartridge fuse. E Check for fault indication on display (see under the heading ''Service information'').' If water does not drain A Check for fault indication on display (see under Fig.
  • Page 70 Trouble-shooting If machine does not extract A Check for fault indication on display (see under Fig. the heading ''Service Information''). If motor does not operate at wash speed. A Check for fault indication on display (see under Fig. the heading ''Service Information''). B Check motor and V-belts.
  • Page 71 Trouble-shooting If machine runs slowly on wash speed or there is a slapping or thumping noise: Fig. Replace V-belts. If a metallic noise can be heard at rear of machine: Fig. Tighten pulley on motor shaft. If the door is leaking: Check door gasket.
  • Page 72 Trouble-shooting If there is leaking around the glass. Fig. A Re-cement glass in door gasket, if worn. B Replace door gasket if worn. If water does not enter the machine. Fig. A Check the valve coils on inlet valves. B Check wires leading to electric coils. C Be sure manual shut-off valves are in open position.
  • Page 73 Trouble-shooting If water continues to fill without stopping. A Check for incorrect programming. Fig. B Check hose attached to level control unit on the printed circuit board. C 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.
  • Page 74 Trouble shooting If machine vibrates excessively: Fig. A Tighten mounting bolts. If either safety fuse blows at the beginning of the cycle: A Replace fuse. Fig. B Disconnect wires leading to the delay circuit of the door lock. Replace fuse and start. If the machine now works, replace delay circuit.
  • Page 75 Trouble-shooting If machine vibrates excessively. Fig. A Check the unbalance detector switch. The electronic timer has a built in service program that can be useful when troubleshooting. Contact service personnel for further information. 2166...