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» User Manual - Digital Tester K154433N50

14  Use only genuine replacement parts, components and kits as supplied by Knorr-Bremse or the vehicle manufacturer. Only use the recommended tools as specified in related 

Knorr-Bremse instructions.

15  The serviced or replaced product must be checked for correct function and effectiveness.
16  If products have been dismantled, serviced or replaced, whose performance could affect braking performance or system behaviour, this should be checked on a roller 

dynamometer. Bear in mind that a lower performance may be experienced during the bedding-in phase if new brake pads/linings and/or brake discs/drums have been fitted.

17  The use of impact screwdrivers or impact wrenches in conjunction with Knorr-Bremse service tools for air disc brakes is not permitted. The service tools are not designed for 

such use. It is likely that the tools or the vehicle will be damaged and there is a serious risk of injury – see Caution above.

18  Do not use compressed air to clean the disc brake. Avoid air contamination of brake dust.
19  Prior to returning the vehicle to service, make certain that all components and the complete brake systems are leak free and restored to their proper operating condition.

Welding

To avoid damage to electronic components when carrying out electrical welding, the following precautions should be observed:

In all cases, before starting any electrical welding, remove all connections from any electronic control units or modules, noting their position and the order in which they are 
removed.

When re-inserting the electrical connectors (in reverse order) it is essential that they are fitted to their correct assigned position - if necessary this must be checked by PC 
Diagnostics.

Disposal of Waste Equipment by Business Users in the European Union

This symbol on the product, packaging or in user instructions, indicates that this product must not be disposed of with other general waste. Instead, 
it is your responsibility to dispose of the waste electrical and electronic parts of this product by handing them over to a company or organisation 
authorised for the recycling of waste electrical and electronic equipment. For more information about arrangements for waste equipment disposal please contact 
your Knorr-Bremse distributor or local Knorr-Bremse representative. 

Revision Details

Rev. 001

July 2020

New Layout, values correction on page 10

Summary of Contents for K154433N50

Page 1: ...DIGITAL TESTER K154433N50 FOR DISC BRAKE WEAR POTENTIOMETER Reference No K066644 Doc No Y119119 EN Rev 001 July 2020 USER MANUAL...

Page 2: ...en working under or around the vehicle and particularly when working in the engine compartment the engine should be shut off and the battery disconnected Where circumstances require that the engine be...

Page 3: ...make certain that all components and the complete brake systems are leak free and restored to their proper operating condition Welding To avoid damage to electronic components when carrying out elect...

Page 4: ...contrary to this specification may damage the device When fitting the battery ensure the correct polarity plus and minus Warranty claims will not be honoured if the device has been opened except the b...

Page 5: ...c brakes and for the determination of the wear of the brake disc and brake pads 3 pin plug for threaded connection 3 pin plug for clamp connection Battery cover Display Red LED Wear indication Yellow...

Page 6: ...l be necessary to measure over the disc using a vernier caliper or suitable fabricated device 3 1 Read the Safety Advice Section of this manual 3 2 Only if caliper is installed on vehicle Remove wheel...

Page 7: ...e see tables in section 5 Compare the indicated measured value with the value of the reference table see section 6 If the test device always indicates a value 0 00 V check the position of the rotary s...

Page 8: ...ania DAF Others DAF silver Voltage values increase between maximum gap and minimum gap from 1Volt to 3 5Volt linearly see section 6 1 Daimler Dana Evobus Hendrickson Hyundai Iveco Meritor SAF Scania S...

Page 9: ...es for disc and brake pad gap measured voltages 6 1 For switch position cont Daimler Iveco Scania DAF Others Adjuster must only be turned using the shear adapter TABLES FOR DISC AND PAD GAP MEASURED V...

Page 10: ...92 3 89 1 85 9 82 7 79 5 76 9 73 2 70 0 Y119119 EN REV 001 JULY 2020 6 2 For switch position cont MAN Adjuster must only be turned using the shear adapter Brake type Maximum disc and brake pad gap mm...

Page 11: ...are valid under the condition that the switch position is selected according to the wear indicator used in the brake see section 5 7 Disc and brake pad gap voltage check setting dimensions DISC AND BR...

Page 12: ...se Please check our website www knorr bremseCVS com for the latest update or contact your local Knorr Bremse representative The information does not purport to be all inclusive and no responsibility i...

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