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NSK UHR Series, Service Manual, Page: 7 / 7

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NSK UHR Series Service Manual Download Page 7

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7

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3-2 Assemble the Slide Ring 

Insert the Slide Ring into the Housing and align a groove on the Slide Ring with slots on the Housing. 

Confirm the direction of the Slide Ring.

 

Grease the groove and slots, and place a ball on the slot on each side. 

 

 

 

 

 

 

 

 

 

Look from the top of it and align the balls on the Housing with the hollows inside Bur Lock Ring. Insert the Housing 

into the Bur Lock Ring slowly. 

 

 

 

 

 

 

 

 

 

After the Slide Ring is set in the right position, mount the Bur Lock Ring Retainer securely, using the DT-145.   

 

 

 

 

               

 

 

 

                                                                                               

Then, assemble the remaining in the reverse order of disassembling. 

 

Hollows 

Grease

 

Slide Ring

 

DT-145 

DT-203 

Summary of Contents for UHR Series

Page 1: ... 1 SM H0004_E Rev 1 SERVICE MANUAL For UHR and VR series Straight Handpiece Parts List No UHR35 D 079 UHR50T D 061 UHR50C D 062 VR D 036 VR E D 082 ...

Page 2: ...s are identical in construction with only exception of the outer design and dimensions of the spindles and same tools are used 1 TOOLS REQUIRED Dummy Bur and Tweezers are required T 2 Pliers Emery Cloth T 35 Hammer DT 41 DT 145 DT 203 DT 267 Vise DT 179 DT 131 H124 751 Angled Wrench 9mm ...

Page 3: ...H124 751 with T 2 and unscrew it to remove the Nose Hood from the Bur Lock Ring By removing the Nose Hood a Spindle Assembly a F Preload Spring Washer a Preload Spring and a Preload Spring Washer are drawn from the Bur Lock Ring In case of VR series Hold the Sheath Ass y with T 2 on emery cloth between Align hollows of Spindle with slots of Nose Hood and slide H124 751 into the alignment Hold H124...

Page 4: ...r end of the Bur Lock Ring and unscrew R Bearing Retainer Nut to remove Bearing By removing a R Bearing Retainer Nut a Return Spring a Return Spring Washer and a Bearing are drawn from the Bur Lock Ring 2 3 Remove the Slide Ring Insert DT 145 into the Bur Lock Ring from front and unscrew Bur Lock Ring Retainer to remove Housing Slide out the Bur Lock Ring Retainer and the Housing Remove two Balls ...

Page 5: ...proximately 2mm Position the marked end on the Chuck Pin Put DT 179 on it and tap the DT 179 with T 35 to push out the Chuck Pin from the Spindle By removing the Chuck Pin all components of the Spindle are disassembled Please refer to the part list for the more detailed disassembly DT 179 T 35 DT 267 DT 131 Cross Section ...

Page 6: ...ssembling 3 1 Assemble the Spindle Screw Chuck Shaft into the Chuck completely and then turn the Shaft back by two threads Adjustment should be done after complete assembly of the Handpiece When drive the Chuck Pin into the Spindle use new one Chuck Chuck Shaft New Chuck Pin Direction of insertion ...

Page 7: ...and place a ball on the slot on each side Look from the top of it and align the balls on the Housing with the hollows inside Bur Lock Ring Insert the Housing into the Bur Lock Ring slowly After the Slide Ring is set in the right position mount the Bur Lock Ring Retainer securely using the DT 145 Then assemble the remaining in the reverse order of disassembling Hollows Grease Slide Ring DT 145 DT 2...

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