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SERVICE MANUAL

Fourth Edition – February 2006

FULL SIZE DISHWASHERS

MODELS

YEAR

BB72-1 2002
SB72-1 2002
WB72-1 2002
WBR72-1 2002
BB65 2002
SB65 2002
WB65 2002
BB72 2000
SB72 2000
WB72 2000
WBR72 2000

65 & 72 SERIES

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2
3
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Summary of Contents for BB 65

Page 1: ...ICE MANUAL Fourth Edition February 2006 FULL SIZE DISHWASHERS MODELS YEAR BB72 1 2002 SB72 1 2002 WB72 1 2002 WBR72 1 2002 BB65 2002 SB65 2002 WB65 2002 BB72 2000 SB72 2000 WB72 2000 WBR72 2000 65 72 SERIES ...

Page 2: ... TABLE OF CONTENTS WARRANTY INFORMATION 3 WIRING DIAGRAM 4 TIMER CHART 5 TROUBLE SHOOTING 6 ...

Page 3: ...ordingly diagnosis and repair costs for a service call which does not involve defective workmanship or materials will be the responsibility of the consumer owner Specifically the following work is not covered under warranty and does not constitute warranty work Installation improper hook up or leveling Maintenance cleaning of air and or water filter Damage replacing broken door handle WARRANTY SER...

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Page 6: ...anomalies which are considered mastered by technicians This guide is also intended as a teaching tool for new technicians who may be contracted in the future FIELD OF APPLICATION In general and since these are anomalies of a general type this study guide covers all the models which at the publication date of this guide are in use In a particular case such as for example the quantity of liters per ...

Page 7: ...NTERIOR DISCOLOURING OF THE TUB 6 DISH DRYING 7 HOW TO CHECK THE CORRECT HYDRODYNAMIC FUNCTIONING OF THE DISHWASHER 8 IRREGULAR WATER INTAKE 9 HOW WATER HARDNESS IS MEASURED 10 HOW TO CLEAN A RUSTED DISHWASHER 11 CHECKING THE CORRECT FUNCTIONING OF THE DRAIN 12 ESSENTIAL EQUIPMENT FOR REPAIRING A DISHWASHER 13 CONTROL OF TEMPERATURES 13 ...

Page 8: ...ockery placing Excessive water hardness Dishes overloaded Incorrect hydrodynamic functioning of the dishwasher see page 7 After its repair eliminate dirt remnants washing by hand IODINE SOLUTION Pharmacy Iodine deposit a drop on the white deposit and spread with a stick and wait until102º Phenoltelene Solution Chemical product supplied by Bankiser Takes on blue colour REASON Presence of detergent ...

Page 9: ...by salt Eg White dishes or rusting Check detergent and rinse aid admixture REASON It does not decalcify correctly CHECK If there is water in the salt deposit If it has salt 1 5 kg If the machine is adjusted to corresponding hardness Fault detected YES Take off right side panel See page 1 2 NO T R EATMENT Replace resins which could be saturated 1 or 2 times Check by measuring the water hardness in ...

Page 10: ... citric acid vinegar or machine cleaner CAUSE Decalcifier without resins Decalcifier saturated NO Connect the E V directly Do the deposits empty NO YES Current does not reach the E V T R EATMENT Review installation of the program selector to the EV Clean dishes and machine with citric acid vinegar or machine cleaner CAUSE Defective or seized up E V internal conduits of the decalcifier blocked care...

Page 11: ...th chlorine BLEACH solution Is it eliminated Presence of colorant substances such as coffee and tea Presence of starch and fecula remains CAUSE It does not drain see sheet 11 Dishes too much time without rinsing Insufficient dose of detergent Inadequate detergent Selection of inadequate programme short Incorrect placing of dishes Excessive water hardness Overloading of dishes Incorrect functioning...

Page 12: ... dose TREATMENT Rusting CAUSE Low quality steels Oxidation in suspension see sheet 4 TREATMENT Check the quality of the steel Check if there is oxidation in suspension by Sheet 4 procedure ALUMINIUM Matt or coloration CAUSE Alloy aO x i d o TREATMENT None SILVER Silver is very appropriate for washing in dishwashers for it is chemically stable New detergents have protection forsilver FINE STEEL Col...

Page 13: ...detected either by inclining the dishwasher and observing if water comes out of the salts deposit or by checking if the airbreak deposits hold water or if alternatively they empty through the deposit cap 2 If the rust is mainly concentrated around the salt deposit it could be that the User replaces the salt at the end of the wash and not at the beginning causing when the water evaporates the salt ...

Page 14: ...h neglecting to add salt Therefore when this occurs we proceed as follows Clean the tub with nitric acid WITH A PROPORTION OF 1 Example to 7 litres of water entering the dishwasher in the normal wash process ADD 70 cm3 a small glass of NITRIC ACID in a long programme The cleaning should be done by preventing or blocking draining until the end of the programme Immediately afterwards a short wash wi...

Page 15: ... leave the door slightly open Begin by taking the dishes out from the lower basket Yes NO NO It has no rinse aid TREATMENT Refill rinse aid Adjust dose according to guide chart Check functioning manually Does it expel rinse aid CAUSE Dispenser damaged replace it NO Check functioning by connecting directly to the mains Does it expel rinse aid Yes CAUSE Defective dispenser CAUSE Defective programme ...

Page 16: ...vious R 11 27 3 Inf 32 3 Revolutions correct Check the water installation control system by means of Sheet 8 procedure YES Check intakes for dirt or foreign bodies NO Check if there are leaks at the joins of the 2 halves of the two distributors Check functioning of wash pump Check detergent dispenser opening Review installation and functioning of drain Sheet11 4 7 min WATER LEVELS 96 range h 76 LI...

Page 17: ...sion chamber Just before connecting the preostat is a sudden rise in the water level observed Defective ballcock NO YES T R EATMENT Check for dirt and clean If nothing strange is noted in the ballcock replace the ballcock After this it continues taking in water Presostat conduit blocked Presostat conduit with water Defective presostat NOTE Presostat settings come calibratred and factory sealed so ...

Page 18: ...t the number of drops of the white solución b With the chart for the AGUATEST procedure from the no of drops obtained from solution b the degree of water hardness can be measured Example 9 drops 9º DH German degrees 9 drops 16 07 HF French degrees Select any programme Open the dishwasher door and leave the door micro activated Start the machine with door open and wait until it begins to take in wa...

Page 19: ...small brush soak the damaged areas taking care to 2 If it is an area hidden to the User let it settle 5 or 7 minutes and then wipe with a dry cloth until the remains of the product are removed 2 If it is a visible area wipe with a cloth immediately since on the contrary due to the aggressiveness of this product it will leave a white stain DO NOT TOUCH ANY AREA OF THE KITCHEN WITH THIS PRODUCT Exam...

Page 20: ... drain incorrect Drain hose crushed It sucks water from the drain Yes NO Set the programme selector to the beginning of the programme and connect the machine Does the pump have current Defective programme selector NO YES Take out the pump Is it blocked by a foreign object SI NO Remove it and assemble the pump again Replace the pump 26 ...

Page 21: ...DISHWASHER 2 AQUATEST WATER HARDNESS GAUGE 2 TRANSPARENT DOOR 2 THERMIC PROBE 2 METINOX PRODUCT 2 AMPEROMETRIC PLIERS 2 SUPPLY LEAD 2 EXTENSIBLE SUPPLY LEAD WITH OBJECT FOR CONNECTING AMPEROMETRIC PLIERS 2 ELECTRICAL DIAGRAMS 1 12 2 27 ...

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