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Operation manual 

MELA

quick

®

12

 

contents 

 
5 Further informations about sterilization .........................................................................................................13 

5.1 Total operating time .......................................................................................................................13 
5.2 Accuracy of process regulation .....................................................................................................13 
5.3 Use of aqua dest / aqua dem ........................................................................................................14 

5.3.1 Amount of consumption .................................................................................................14 
5.3.2 Emptying the reservoir ...................................................................................................14 
5.3.3 Refilling / Replacement ..................................................................................................15 

6 Putting out of operation / Transport ...............................................................................................................15 

6.1 Transport under danger of frost.....................................................................................................15 

7 Breakdowns without warning light .................................................................................................................15 

7.1 No Indication or false indication of the operating state..................................................................16 
7.2 Lamp 

Ready“ does not light continuously ....................................................................................16 

7.3 Impossible to start a program ........................................................................................................16 
7.4 The water pump does not start when the program begins ............................................................17 
7.5 Too small indication of pressure and/or temperature ....................................................................17 
7.6 Excessive indication of pressure and/or temperature ...................................................................17 
7.7 Hissing during run / foggy instruments ..........................................................................................17 
7.8 Sliding door cannot be unlocked ...................................................................................................18 
7.9 The sliding door cannot be easily moved ......................................................................................18 
7.10 Water reservoir goes empty ........................................................................................................18 

8 Fault with warning light ..................................................................................................................................19 

8.1 Fault No. 1 .....................................................................................................................................19 
8.2 Fault No. 4 .....................................................................................................................................20 

8.2.1 Autoclave insufficiently ventilated ..................................................................................20 
8.2.2 Pressure switch is wrongly adjusted/defective ..............................................................20 
8.2.3 Failure of the heating for steam generation...................................................................21 
8.2.4 Short circuit of the temperature sensor for steam .........................................................21 
8.2.5 Too small dose of water.................................................................................................21 
8.2.6 Too much loss of water..................................................................................................22 
8.2.7 Steam generator is clogged with boiler scale ................................................................22 

8.3 Fault No. 5 .....................................................................................................................................22 

8.3.1 The amount of water measured out is not sufficient / loss of water ..............................23 
8.3.2 Interchange the temperature sensors............................................................................23 

8.4 Fault No. 9 .....................................................................................................................................23 
8.5 Fault No. 11 ...................................................................................................................................23 
8.6 Fault No. 12 ...................................................................................................................................24 
8.7 Fault No. 15 ...................................................................................................................................24 

9 Spare parts ....................................................................................................................................................24 

Summary of Contents for MELAquick 12

Page 1: ...facturer of sterilization equipment More than 335 000 MELAG units sold throughout the world testify to the ex ceptional quality of our products which are manufactured exclusively in Germany As all oth...

Page 2: ...parametric regulation 4 1 5 Printout of the log 5 1 6 Water one way system 5 1 7 No start of program if water quality is inadequate 5 2 Introduction 6 2 1 Preparation of instruments 6 2 2 Formation of...

Page 3: ...re 17 7 6 Excessive indication of pressure and or temperature 17 7 7 Hissing during run foggy instruments 17 7 8 Sliding door cannot be unlocked 18 7 9 The sliding door cannot be easily moved 18 7 10...

Page 4: ...rilization mode 2 Locking handle 10 Signal lamp Fault 17 Signal lamp Disinfection mode 3 Water storage tankr 11 Signal lamp Ready 18 Connector for waste water hose 4 Power switch 12 Signal lamp Cycle...

Page 5: ...Operation manual MELAquick 12 Page 2 1 1 2 Rear View______________________________________________________________________...

Page 6: ...ection steam generator 41 Steam filter before solenoid valve 49 Solenoid valve for pressure release 34 Temperature sensor pre heating 42 Safety valve 50 Micro switch for door lock 35 Temperature senso...

Page 7: ...e leaving the factory the autoclave is set to sterilization The operator should select the desired program as soon as possible after switching on the electrical power switch Power on 4 If the autoclav...

Page 8: ...not only the autoclave but also the instruments will be damaged and become dirty However in daily practice the instruments are prepared insufficiently This is critical especially for the sterilization...

Page 9: ...n are covered with residues of oil dirt or grease coming form the production 2 2 Formation of rust drag in ________________________________________________ It has already been said that the materials...

Page 10: ...to successfully verify the sterilisation effectiveness of the autoclave only in conjunction with the sterilization program Test spores which are already packed for example spore strips in paper packi...

Page 11: ...ck the water level in the container If the water reaches the MAX mark the container must be emptied immediately We recommend to empty the condenser container each time purified water is added to the r...

Page 12: ...____________________ When the MELAquick 12 is put into operation for the first time it is absolutely necessary to run two consecutive sterilization cycles with no instruments in the autoclave This is...

Page 13: ...rilze liquids or textiles Observe the instructions above on the reheating and cool down phase if the program is changed between sterilization and disinfection after the autoclave has been preheated 4...

Page 14: ...ry heating up phase When the required pressure 2 bar and temperature 134 C for sterilization 0 2 bar and 105 C for disinfection is reached the lamp RUNNING shows a continuous light which announces tha...

Page 15: ...____________________________________ Overheat excluded Overheat during error free process is generally excluded due to the concept of separate steam generation in combination with electronic parametri...

Page 16: ...__________________________ Because of its parameters control system and its optimised heating the MELAG autoclave MELAquick 12 can be used for sterilization disinfection without interruption So 8 10 s...

Page 17: ...mpair the autoclave s functional effectiveness Aggressive water pH 5 or 7 can also damage the apparatus It is only for high values of conductivity that the autoclave triggers a warning or fault alarm...

Page 18: ..._________________________________ If freezing temperatures are possible during transport any water which may remain in the feed water system must be removed in order to prevent damage to the pump and...

Page 19: ...____________________________ Preheat phase cool down phase During the following phases it is not possible to start a program During the approx 10 15 min preheating phase only once after first switchin...

Page 20: ...into the steam channel of the chamber from the bottom has to be checked for resistances on plugs and contacts may have to be cleaned or the sensor to be replaced For questions about the precision of...

Page 21: ...e chamber and allow it to run through Then close the sliding door and blow through the outgoing waste water hose 7 9 The sliding door cannot be easily moved ____________________________________ Normal...

Page 22: ...time of the fault e g during pre heat phase or during pressure generation or during sterilization and inform the service engineer in order to make a quick and low priced repair possible The autoclave...

Page 23: ...In this hose and thus in the water discharge hose you can normally see small amounts of flowing steam condensat The presence of prescribed temperature 134 C or 105 C will additionally be indicated by...

Page 24: ...water reservoir to the steam generator Fault diagnosis If this water dose is too small the pump will start again at release of the steam generator s overheat protection and after the end of the real p...

Page 25: ...on 2 3 2 If the amount of water is too small refer to Section 1 1 1 If the amount is correct optically check all joints for leakage when they are under pressure Watch the water discharge hose of the s...

Page 26: ...the clickpoint must be checked The correct clickpoint is as follows when the autoclave is preheated and when the sliding door is locked the microswitch should click approximately halfway through the...

Page 27: ...e tank with demineralized or distilled water as described in Section 5 3 Then fill again with adequate water see Section 3 3 8 7 Fault No 15____________________________________________________________...

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