Wascomat FLEX-O-MATIC EXSM 350 Operating & Maintenance Manual
  1. Manuals
  2. Brands
  3. Wascomat Manuals
  4. Washer
  5. FLEX-O-MATIC EXSM 350
  6. Operating & maintenance manual
Wascomat FLEX-O-MATIC EXSM 350 Operating & Maintenance Manual

Wascomat FLEX-O-MATIC EXSM 350 Operating & Maintenance Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
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.
FLEX-O-MATIC
EXSM 350
471 1562-95/03
97.44

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the FLEX-O-MATIC EXSM 350 and is the answer not in the manual?

Questions and answers

Related Manuals for Wascomat FLEX-O-MATIC EXSM 350

Summary of Contents for Wascomat FLEX-O-MATIC EXSM 350

  • Page 1 97.44 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.
  • 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 WASCATOR DISTRIBUTED BY WASCOMAT INWOOD, NEW YORK, USA 471 76 62 02-02 LOCATED ON THE DOOR:...

  • Page 4: Table Of Contents

    FLEX-O-MATIC EXSM 350 Contents Introduction ..............1 Technical data ..............2 Installation ................ 4 Safety rules ..............13 Mechanical and electrical design ........14 Washing instructions ............39 Maintenance ..............41 Trouble-shooting ............42 The manufacturer reservs the right to make changes to design and material specifications.

  • Page 5: Introduction

    Introduction Introduction The Flex-O-Matic solid mounted washer/extractor has been developed to cover the heavy Fig. 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 Flex-O-Matic EXSM 350 Dry load capacity up to 80 lbs Overall dimensions Width 1114 mm 43 7/8'' Depth (at the top) 1121 mm 44 1/8'' Height 1520 mm 59 7/8'' Net weight 645 kg 1422 lbs ±14 kN ±3147 lbs.force...
  • Page 7 Technical data Outline and dimensions 2479 1 Electrical cable connection 2 Steam connection 3 Drain connection 4 Hot water connection 5 Hot water connection 6 Cold water connection EXSM 350 inches 1114 43 7/8'' 1520 59 7/8 1206 47 15/32'' 23 1/2'' 36 13/16'' 2 5/8''...

  • Page 8: Installation

    Installation Installation Machine foundation For making the foundation, check with a professional engineer in order to calculate the foundation regarding dynamic and static forces. The machines are designed to be bolted in position to a concrete floor or specially prepared 2396 concrete foundation.
  • Page 9 Installation Measurements for foundation in inches and (mm). Fig. H 3'' (77) A 42 29/32'' (1090) K 36 13/16'' (935) B 43 15/64'' L 37 1/64'' (940) C 3'' (75) M 41 9/16'' (1056) D 3 15/16'' (100) N 43 17/32'' (1106) E 15 23/64'' (390) O 51 59/64'' (1319) F 3 15/16'' (100)
  • 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 Fig.
  • Page 11 Installation Electrical installation Fig. Although the machines are fitted with thermal overloads in the motor windings and separate fuses for the control circuit, a separate three- phase common-trip circuit breaker must be installed for all three-phase machines. For proper overcurrent protection, check the data plate at the rear of the machine.
  • Page 12 Installation Water connection NOTE All plumbing must conform to national and local plumbing codes. Incoming water lines do not require non-return or Fig. back-suction valves, as the machine is already fitted with a siphon breaker. However, all incoming lines must be fitted with shut-off valves. 2367 •...
  • Page 13 Installation Steam connection 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 1. Drop the knob into the larger opening in the Fig. supply manifold 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 Start -up and safety checklist Start-up and safety checklist Before initial start-up of a Wascomat washer- extractor, the following safety checks must be performed: • Make sure the machine is properly bolted to the Fig. floor. • Make sure that all electrical and plumbing Fig.
  • Page 16 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 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, card programmer, thermometer, thermostat (if heated), control lights and manual switches are fitted at the front of the machine. All control and indicating components, i.e. relays, level control, etc are assembled under the top cover, easily accessible from the top of the machine for ease of servicing.

  • 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. 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 duty, Fig.
  • Page 20 Mechanical and electrical design Back gable and bearing Fig. The back gable and the bearing trunnion housing are constructed of a webbed heavy casting for extra rigidity. The bearings are protected against filtration of water by three seals. An intermediate safety outlet provides an escapement for any possible condensation.

  • Page 21: Control Unit

    Mechanical and electrical design Control unit Fig. All major components for operating the machine, such as card programmer (3) the thermometer (4) and push-buttons (5) are mounted on the control panel (1) at the front of the machine. Components such as relays and reversing timer are mounted in the control unit (2) located at the top of the machine, easily accessible for service after removing the top panel.
  • Page 22 Mechanical and electrical design Drain switch (10) Fig. For manual operation of the drain valve. Hot water switch (11) and cold water switch (12) are for manual operation of the inlet valves as marked. When the machine operates automatically via the programmer, the push-buttons may be used to raise the water level, by adding water.
  • Page 23 Card programmer Card programmer The EXSM 350 FL-machine is equipped with a 16 track automatic card programmer. Program cards The automatic washing process is controlled by Fig. the plastic program card which is inserted into the programmer. Any number of cards may be cut to follow the formulas established by your chemical supplier for washing, rinsing and extracting needs.
  • Page 24 Card programmer As the card proceeds through the cycle a missing peg in one of the ribs closes the circuit of the corresponding micro-switch in the programmer and activates that particular function. Never cut the formula without first laying it out on the card.
  • Page 25 Card programmer Gentle action. This feature is standard on all FL’s. Fig. You select this feature by pressing the manually operated switch on the front of the control panel. It is ideal for blankets, draperies, slipcovers, and all fragile materials where reduced mechanical action is desirable.

  • Page 26: Card Programming

    Card programming I- Flushing softener from compartment 3. Programmed for 30 seconds together with water filling. If the water pressure is low, detergent supply should occur after water filling. Detergent supply can not be programmed before water filling. If external liquid supply is used, signal is given to terminal 5 at the rear connection block.
  • Page 27 Card programming When Cool down is programmed (rib P) the machine is filled with cold water. Th amount of time chosen depends on the temperature desired. The cooling rate is approximately 3-4°C/min. Drain before and during extraction Extraction Fig. Programming Extraction (rib marked H) shall always be preceded by Drain (rib marked K).
  • Page 28 Card programming Main wash Fig. The main wash lasts for approximately 8 minutes and begins by filling with hot water and dispensing Filling with water and detergent from compartment 2 (peg no. 8 in rib C detergent Washing Draining cut away). The programmer stops the card at peg no.
  • Page 29 Card programming Rinse cycle 4 Fig. Rinse cycle 4 lasts for 8 minutes and begins with Draining Filling water to high water level and dispensing of Stop with fabric conditioner from compartment 3 (peg no. 33 Filling with signal Extraction in ribs N, I and O removed).
  • Page 30 Mechanical and electrical design Replacement and adjustment of micro switches Fig. After removing the two wire connection sockets at the top of the programmer, remove the two screws holding back the black cover plate over the microswitches and the plate (A). Turn the knob. Lift up the defective microswitch and replace it by a new one.
  • Page 31 Mechanical and electrical design Reverser Construction of reverser The reversing switch unit consists of a camshaft Fig. (6) and a contact bank (5) with two alternating sets of contacts and three sets of opening contact all made of silver. The cam shaft is driven by a synchronous motor (2) via an escapement (1).
  • Page 32 Mechanical and electrical design Relays The FL model employs seven relays. The relays control: • the wash windings of the wash motor • the distribution windings of the wash motor • the extraction motor • the drain cycle • the restart after a programmed stop •...

  • Page 33: Drive Motors

    Mechanical and electrical design Drive motors Drive motor description The four-speed operation of the wash cylinder is Fig. achieved by two motors. One 2-speed motor for wash speed (12-pole drive) and distribution speed (8-pole drive) and one 2-speed motor for extraction speeds (4-pole drive, low speed and 2-pole, high speed).
  • Page 34 Mechanical and electrical design Drive motor function When the stator winding is charged, a magnetic field will occur, which in turn will rotate the motor at a fixed RPM depending upon the number of poles in the winding. The 12-pole winding gives the wash speed and the 8-pole winding in the same motor gives the distribution speed.
  • Page 35 Before making such installation check to ascertain that the windings are not damaged. NOTE Before connecting a separate overload protector consult the Wascomat Teletech Service. Thermal Overload protector...

  • Page 36: Repair Instructions

    Mechanical and electrical design Repair instructions Motor not running due to overheating • Wait till motor has cooled down. Motor thermal protectors are automatically reset after appr. 30 minutes. Restart. • Possible cause of motor protector releasing repeatedly could be oversensitivity of thermal 111 lbt protector.

  • Page 37: Water Level Controls

    Mechanical and electrical design Water level controls Fig. One double-level pressure switch is used to control the correct water levels during various cycles of the washing program. A second level control is installed on the machines to prevent the machine from going into extraction until a sufficient amount of water has been drained.
  • Page 38 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 39 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 40 Mechanical and electrical design Inlet valve for FLEX-O-MATIC EXSM 350 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 41: 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 42 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: For powder supplies: 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...

  • Page 43: Mechanical And Electrical Design

    Mechanical and electrical design Door and safety locking system The door safety locking device consists of the following main parts: • Locking unit. The door locking unit is placed behind the front plate and Fig. under the detergent box. The unit consist of a coil, which blocks the door, and two micro switches.
  • Page 44 Mechanical and electrical design Function Fig. When the door has been locked by the door handle, the locking arm is turned and activating the microswitch S3 in the locking unit. When the programmer knob is turned to position I, switch S30 is closed, the delay unit receives voltage and the coil is locking the door.

  • Page 45: Fault Finding

    Mechanical and electrical design Fault finding The coil does not lock the door when programmer knob is turned to I. • Check that lamp in the red push button is lightning. If not, check that the emergency opening is not activated. •...
  • Page 46 Mechanical and electrical design Rotation guard Fig. The rotation guard checks that the drum is completely at a standstill before the door can be opened. When the drum has been still for approx. 2 seconds the coil in the door lock is activated and the lock can be opened (providing the water has emptied and the programmer has reset).
  • Page 47 Mechanical and electrical design Fig. When the machine has halted, the rotation guard relay K1 is closes which means that the door lock coil Y4 will be energised and the door can be opened. Since the wash and extraction relays are not closed, relay K3 is not energised. When the machine starts and pulses are received from the pulse generator relay K1 will switch immediately and it will not be possible to open the door.

  • Page 48: Washing Instructions

    Washing instructions Manual operation 1. When the machine is manually operated, the Fig. push button switches control the hot and cold water inlets, the gentle action cycle and the drain valve. A blank formula card must be inserted for the machine to operate. Since there is no manual switch for extraction, the formula card must be programmed for this as well as for draining prior to and during extraction.
  • Page 49 Washing instructions Start the wash • Open shut-off valves for hot and cold water. • Turn on electric power and push the ’’On-Off’’ Fig. switch on the machine to ’’On’’. • Turn the black knob clockwise until white dot on Fig.

  • Page 50: 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 51: Trouble-Shooting

    Trouble-shooting The purpose of the trouble-shooting guide is to facilitate the location and correction of the most common machine problems. Before the top panel is removed, power to the machine is to be switched off at the main source or at the separate circuit breaker.
  • Page 52 Trouble-shooting If machine does not extract: A Check extract relays and relay coil for proper Fig. operation. B Check programmer switch H. C Check the extract safety level control. D Check the reversing switch. E Check the door lock. F Check all the drain items of Section ’’If water does not drain’’...
  • Page 53 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 54 Trouble-shooting If there is leaking around glass: Fig. A Re-cement glass in door gasket, if worn. B Replace door gasket if worn. If water does not enter machine: Fig. A Check the coils on inlet valves. B Check wires leading to coils. C Be sure manual shut-off valves are in open position.
  • Page 55 Trouble shooting If water continues to flow without stopping and programmer DOES advance: A Check inlet valves for dirt underneath the valve Fig. diaphragm. To localize, shut off power. If water continues to flow, inlet valves have foreign material in them and should be thoroughly cleaned.
  • Page 56 Trouble-shooting If machine does not reverse: Fig. A Check reversing mechanism. If machine vibrates excessively: Fig. A Tighten mounting bolts. If either safety fuse blows at the beginning of the cycle: Fig. A Replace fuse. B Disconnect wires leading to the delay circuit of the door lock.
  • Page 57 Trouble-shooting If machine vibrates excessively. A Check the out-of-balance detector switch. Fig. 2166...

Table of Contents