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Front Loading Utensil Washer Disinfector (WDF)

 

Operation, Maintenance and Installation Manual

 

Issue 1 

Page

 13

  

20/01/2022 

5.0 

Device faults 

In the event of a fault or malfunction with the device during operation, abort the cycle by pressing the Power button on 
the control LCD. Once the device is off, isolate the mains power supply and water services.  Notify maintenance or service 
provider of the fault and ensure device is not used until the fault is rectified. 

 

5.1 

Fault indication 

In the event of a failure detected during or outside of cycle the device will go into fault. The display will show the fault 
code corresponding to the cause of the fault, a brief description, the time at which the fault occurred, and any actions 
required to resolve the fault.  

If a fault occurs during a cycle access to the load will not be allowed until the cause of the fault has been fixed and a cycle 
has been successfully completed. Please refer to the Fault Codes section of this manual for a description of the fault code 
displayed. 

 

 

Fault Screen Example 

 

 
 

5.2 

Operator resettable faults 

Detergent dosing fault 

 

At the start of cycle the chemical dosing system performs a self-check to ensure detergent is present prior to commencing 
the cycle and checks the correct volume is delivered during the cycle. If detergent is not detected or the correct volume is 
unable to be achieved the display will show: 

 

Fault 03 – Detergent Empty 

 

 

The device will then perform a drain step, once completed the display will cycle between: 

 

               Refill Detergent                                                                                  Press Start

 

 

 

 

Once the detergent has been replaced, (as per the detergent replacement procedure in this manual) Press the START 
button. The unit will then prime the chemical dosing system; if successful the device will automatically start the cycle. If 
priming is unsuccessful the device will remain in the fault condition. After 5 attempts if the device is unable to successfully 
prime it will lock out any further priming attempts and require service intervention to rectify. The display will show: 

 

Call Service 

 

 

 

 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Please Wait… 

 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Refill Detergent

 

 

 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Press Start

 

 

 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Call Service

 

 

 

Machine Fault 

F03 Deterg. Empty 

3:06PM 21/6/21 

Machine Fault 

Fault Code & Description 

Time & Date Fault Occurred 

Action Required 

 

Содержание WDF-3020

Страница 1: ...Kay Avenue PO Box 373 Leeton NSW 2705 Phone 61 2 6953 7677 Email info malmet com au Front Loading Utensil Washer Disinfector Model WDF 3020 Operation Maintenance and Installation Manual Note Due to Ma...

Страница 2: ...5 5 Master reset access to load in a fault condition 18 6 0 Maintenance 19 6 1 Daily maintenance operator or maintenance technician 19 6 2 Bi monthly maintenance maintenance technician 19 6 3 Recomme...

Страница 3: ...hout notice on the part of Malmet Australia Pty Ltd Certifications and Compliances ARTG Identifier 381412 Electrical Safety Cert CS10975N Watermark Cert WMK26630 Quality Policy Malmet s quality manage...

Страница 4: ...from mains power during service For the safe use of this device the responsible body should ensure that all operators are adequately trained to operate and maintain the device in its safe use Only pro...

Страница 5: ...ure correct processing c The wash chamber and door are self cleaning and do not permit water or soil to remain after a properly completed cycle Steam disinfection ensures all internal surfaces are tot...

Страница 6: ...tage specific holding times and do not include filling heating or draining Wash Stages Wash cycles are comprised of the following stages Cold Rinse Initial Rinse using water below 45 C Hot Wash Hot Wa...

Страница 7: ...ation Manual Issue 1 Page 6 20 01 2022 1 3 Device Features 1 4 Control Panel LCD Control Panel HMI Service Access Panel Wash Chamber Access Door Adjustable Machine Feet Status LED Power Button Display...

Страница 8: ...ncel Cancel selection or Exit to previous Menu Select Rotary Dial Pushing Down in the Rotary Dial selects the highlighted item rotating the dial navigates or changes selected fields Start button Comme...

Страница 9: ...nfector has two baskets for processing of re useable medical devices of the type listed as per the design parameters The lower basket is intended to process bowls of various sizes while the top basket...

Страница 10: ...tions a rack in the rear half for kidney dishes from 160 300mm And a front section which can accommodate smaller bowls gallipots and receivers An optional utensil basket can also be used for smaller i...

Страница 11: ...ose as practical to unit s detergent storage location Note Leave cap on new bottle until in position 4 Remove empty detergent container and sit beside new detergent container 5 Remove lid from new con...

Страница 12: ...lator circuit breaker 1 Press the POWER button to wake the device from Stand by mode Stand by After a short delay display will show READY Ready 2 Open door and load items to be processed display will...

Страница 13: ...inse display will show Cool Rinse 8 Cycle Completion on successful cycle completion the door will unlock the cycle indication LED Halo around the start button will display solid green display will sho...

Страница 14: ...rms a self check to ensure detergent is present prior to commencing the cycle and checks the correct volume is delivered during the cycle If detergent is not detected or the correct volume is unable t...

Страница 15: ...ode on the LCD display Fault 01 Door Lock Error No lock signal detected when door lock engaged Cause Door not shut completely Lock out of alignment Lock position switch faulty Lock solenoid failed Fau...

Страница 16: ...attempts exceeded Cause Split tor blocked suction tube Split squeeze tube Failed Rinse Aid Sensor Fault 14 Rinse Aid Over Dose Rinse Aid volume delivered above allowed tolerance Cause Blocked pump su...

Страница 17: ...tion sensor fault Door position sensor out of adjustment Fault 26 Door Lock Fault Door unlock detected during cycle Cause Faulty Door Lock Position Sensor Door lock fault Fault 27 Machine Contactor Fa...

Страница 18: ...be fault detected Cause Broken or shorted out connection Probe failed internally Fault 36 Validation Temp Probe Fail Probe fault detected Cause Broken or shorted out connection Probe failed internally...

Страница 19: ...he Watch Pages menu scroll down to Machine Overview 5 Once in the Machine Overview menu scroll down to Err Reset 6 Select the highlighted field and then change from OFF to ON using the rotary dial Pre...

Страница 20: ...be taken not to damage the digital display or to activate a cycle turn off power at control panel e Check tank mesh filter remove and clean if soiled f Check level in detergent bottle replenish as nec...

Страница 21: ...element 8 Water inlet solenoids Check filters for material build up clean if necessary 9 Make sure the water fill solenoids are completely shutting off and levels are not creeping up if so clean and...

Страница 22: ...s manual Inspect for fluid leaks from around the chamber door rear service connections and beneath the device If no faults are found during the inspection and the device displays no faults at end of t...

Страница 23: ...ect function or identify a faulty switch 5 Unbolt faulty switch from bracket and install new micro switch in its place 6 Install connectors to new micro switch on the NC contact terminals 7 Reinstall...

Страница 24: ...perature range of at least 125 C into thermal well behind the capillary bulb of the thermal cut out 8 Start a normal machine cycle and monitor when device reaches the Hot Wash stage 9 Device will brin...

Страница 25: ...acceptable level using the hierarchy of control https commons wikimedia org w index php curid 55610678 9 3 Handling Weights of device Net 75 kg Shipping 84 kg Shipping with crating 117 kg Handling of...

Страница 26: ...risk to personnel Ensure waste connection is rated for temperatures of not less than 90 C Venting No external vent pipe work is required as the device is designed to condensate all visible steam inter...

Страница 27: ...Front Loading Utensil Washer Disinfector WDF Operation Maintenance and Installation Manual Issue 1 Page 26 20 01 2022 9 6 Service connection and layout details...

Страница 28: ...Front Loading Utensil Washer Disinfector WDF Operation Maintenance and Installation Manual Issue 1 Page 27 20 01 2022 9 7 Dimensions 9 8 Recommended installation clearances...

Страница 29: ...if chemicals are not correctly fitted a fault will be triggered f Once the above checks are completed it is recommended a cycle is run to ensure correct operation and to clean and disinfect the device...

Страница 30: ...tes 90 C 1 minute AS NZS 4187 2014 Table 6 1 ISO 15883 1 2006 Annex B Detergent Malmet specific 5Lt Detergent Concentrate Caustic Alkaline ARTG Class 1 Backflow Prevention DCV AS 2845 1 Water Supply C...

Страница 31: ...Front Loading Utensil Washer Disinfector WDF Operation Maintenance and Installation Manual Issue 1 Page 30 20 01 2022 11 3 Wiring Diagram 3 Phase DWG No Ref 95 2097 1...

Страница 32: ...use or misapplication improper or unauthorised repair neglect or modification or use of unauthorised replacement parts or accessories inclusive of detergent or improper voltage The warranty may be voi...

Страница 33: ...tal damage of the device An unauthorised person has attempted to repair the device Harsh environmental situations including but not limited to water quality that may cause the water tank damage cannot...

Страница 34: ......

Страница 35: ...Manufactured by Malmet Australia Pty Ltd ABN 95 001 717 791 www malmet com au Part No 92 2226...

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