Nikon NIKKOR Z 28-400mm f/4-8 VR Repair Manual
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Nikon NIKKOR Z 28-400mm f/4-8 VR Repair Manual

Nikon NIKKOR Z 28-400mm f/4-8 VR Repair Manual

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NIKKOR Z
28-400mm f/4-8 VR
Repair Manual
Ver.1.0

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Summary of Contents for Nikon NIKKOR Z 28-400mm f/4-8 VR

  • Page 1 NIKKOR Z 28-400mm f/4-8 VR Repair Manual Ver.1.0...

  • Page 2: Table Of Contents

    Notations used in this Repair Manual........................... 2 Safety precautions................................4 Disclaimer of warranties and limitation of damages....................6 Notification..................................... 6 Service tools Nikon service tools................................7 Standard service tools................................ 7 Illustrated Service Parts List Parts Removal and Replacement Procedures Disassembly Zoom rubber ring................................

  • Page 3: Introduction

    Product’s limited warranty and/or cause an increase in the fee if you request service from an authorized Nikon service center if you have repaired the Product on your own. This Repair Manual is subject to revision without notice.

  • Page 4: Notations Used In This Repair Manual

    Product name Serial number Product name side Serial number side ⿟The serial number may be required when you contact Nikon with CAUTION regards to the Product. Make sure not to lose the serial numbered part of the Product.
  • Page 5 Read this first ⿟No part of this Repair Manual may be reproduced, transmitted, transcribed, stored in a re- trieval system, or translated into any language in any form, by any means, without Nikon’s prior written permission. ⿟Illustrations shown in this Repair Manual may differ from the actual Product.

  • Page 6: Safety Precautions

    Product from being able to be attached and will cause problems when shooting. In such cases, accurate adjustments and repair will be required and it is rec- ommended that you contact Nikon for service repairs. ⿟If the Product contains a lithium-ion battery, then inappropriate use, transportation, recy- cling, reuse, or disposal of the lithium-ion battery may cause a fire, explosion or other dam- age or injury.
  • Page 7 Safety policy and procedure ⿟All Product safety issues must be managed according to the following points. If any of the following conditions are visible, stop repairing the Product and contact Nikon’s customer service at www.nikonproductsupport.com. • There are burnt or melted components or traces on the outside of the Product, or other heat-related damage (including scorching on charging terminals or other connection terminals).

  • Page 8: Disclaimer Of Warranties And Limitation Of Damages

    ⿟All the information, descriptions, materials, and products provided on or in connection with this Repair Manual are provided by Nikon on an "as-is basis" and "the form that can only be provided if possible'' unless otherwise expressly specified in writing by Nikon. With respect...

  • Page 9: Service Tools

    This section shows the tools used to repair products. The standard service tools are commercially available and can be purchased from third party retailers. Nikon hereby disclaims all responsibility and liability for any tools or other items purchased from third party retailers.

  • Page 10: Illustrated Service Parts List

    Illustrated Service Parts List ⿟The parts marked in red in the illustration cannot be re- placed individually as replacing them will affect the opti- cal performance. If you need to replace these parts, use IMPORTANT the No.38 lens unit (JMA72251-0950). ⿟When disassembling and reassembling the Product, be careful not to damage or lose the parts.
  • Page 11 Parts list Item code Parts name Q'ty JMA72251-0901 Cover ring unit 9747-1755-07 Screw JMA72251-1235 Filter ring JMA72251-0234 1st lens group straight tube cover unit JMA72251-0239 Zoom ring cover unit JMA72251-1490 Zoom ring cover fixing tape JMA72251-1244 Zoom rubber ring JMA72251-1435 Zoom rubber ring sheet JMA72251-1471 Waterproof sheet B...

  • Page 12: Parts Removal And Replacement Procedures

    Parts Removal and Replacement Procedures Before disassembling the Product ⿟As for the Product powered on by the power switch, before disas- sembling the Product, be sure to check that the product is pow- ered off and that the battery has been removed. ⿟Check that all the lenses, camera, and accessories attached to the IMPORTANT Product are removed before disassembling the Product.
  • Page 13 Parts Removal and Replacement Procedures (1) Zoom rubber ring replacement procedure Disassembly: See page 12 Assembly: See page 42 (2) Filter ring replacement procedure Disassembly: See page 15 Assembly: See page 37 (3) Bayonet mount replacement procedure Disassembly: See page 16 Assembly: See pages 35 to 36 (4) Control ring unit replacement procedure Disassembly: See pages 16 to 18...

  • Page 14: Disassembly

    Disassembly Zoom rubber ring Zoom rubber ring Zoom rubber ring （ （ JMA72251-1244 JMA72251-1244） ） Cleaning stick Cleaning stick (EIZ0163) (EIZ0163) Zoom rubber ring sheet Small flathead screwdriver, Small flathead screwdriver, etc. etc. Zoom rubber ring sheet Zoom rubber ring sheet (JMA72251-1435) (JMA72251-1435)
  • Page 15 Waterproof sheet When peeling off the zoom ring sheet, the waterproof sheet may come off together. Waterproof sheet A Waterproof sheet A （ （ JMA72251-1470 JMA72251-1470） ） × 2 × 2 Waterproof sheet B Waterproof sheet B （JMA72251-1471）× 5 （JMA72251-1471）× 5...
  • Page 16 Flathead screwdriver, etc. Flathead screwdriver, etc. Zoom ring cover fixing tape Zoom ring cover fixing tape (JMA72251-1490) (JMA72251-1490) Waterproof sheet B Waterproof sheet B （JMA72251-1471）× 3 （JMA72251-1471）× 3...

  • Page 17: Filter Ring

    Cover ring unit Cover ring unit Cover ring unit Small pry bar Small pry bar (plastic) (plastic) （JMA72251-0901） （JMA72251-0901） Hold the raised part of the Hold the raised part of the decorative ring assembly decorative ring assembly Apply isopropyl alcohol to Apply isopropyl alcohol to and remove it from the lens and remove it from the lens...

  • Page 18: Bayonet Mount

    Rear cover ring unit Rear cover ring unit Rear cover ring unit （JMA72251-0905） （JMA72251-0905） Screw Screw （9761-1435-04）× 3 （9761-1435-04）× 3 Bayonet mount Screw Screw （JMA72251-1496）× 4 （JMA72251-1496）× 4 Bayonet mount Bayonet mount （130ZR） （130ZR） Screw Screw （ （ 6A-14030FA 6A-14030FA） ） Rubber Rubber （127FD）...
  • Page 19 Sponge Sponge Sponge （JMA10251-1640) × 2 （JMA10251-1640) × 2 Sponge Sponge （JMA10251-1640 × 2） （JMA10251-1640 × 2） SX720B# Double stick tape Double stick tape...

  • Page 20: Control Ring Unit

    Name ring unit Name ring unit Name ring unit （JMA72251-0904） （JMA72251-0904） Control ring unit Washer Washer （JMA72251-1371 （JMA72251-1371 JMA72251-1372 JMA72251-1372 JMA72251-1373） JMA72251-1373） Control ring unit Control ring unit （JMA72251-0236） （JMA72251-0236） Washer Washer （JMA72251-1371 （JMA72251-1371 JMA72251-1372 JMA72251-1372 JMA72251-1373） JMA72251-1373）...
  • Page 21 Sponge strip Sponge strip Sponge strip Flathead screwdriver, etc. Flathead screwdriver, etc. （JMA72251-1518） （JMA72251-1518） Contact unit Contact unit Contact unit （JMA72251-0640） （JMA72251-0640）...

  • Page 22: Zoom Ring Unit

    Main PCB unit Screw Screw （9747-1435-07）× 2 （9747-1435-07）× 2 Zoom ring unit TB1401B Screw Screw （9611-1775-07）× 3 （9611-1775-07）× 3 Roller Roller （JMA72251-1781 ～ （JMA72251-1781 ～ （JMA72251-1536） （JMA72251-1536） JMA72251-1791） JMA72251-1791）...
  • Page 23 Screw Screw （9611-1775-07）×４ （9611-1775-07）×４ Move downward and Move downward and tighten the lower screw. tighten the lower screw. Remove only Remove only upper screw upper screw...
  • Page 24 Middle ring unit Middle ring unit （JMA72251-0233） （JMA72251-0233） Zoom ring unit Zoom ring unit （JMA72251-0237） （JMA72251-0237） Zoom ring limit Sheet Zoom ring limit Sheet （JMA72251-1588） （JMA72251-1588）...

  • Page 25: Zoom Lock Switch

    SheetA, B SheetA, B （JMA72251-1515 （JMA72251-1515 JMA72251-1516） JMA72251-1516） Middle ring unit Middle ring unit （JMA72251-0233） （JMA72251-0233） Zoom lock switch Click plate Click plate Nut （ JMA72251-1579） Nut （ JMA72251-1579） （JMA72251-1348） （JMA72251-1348） Zoom lock switch Zoom lock switch （JMA72251-1535） （JMA72251-1535） Washer （ JMA72251-1349） Washer （...

  • Page 26: 1St Lens Group Straight Tube Cover Unit

    1st lens group straight tube cover unit 1st lens group straight 1st lens group straight tube cover unit tube cover unit （JMA72251-0234） （JMA72251-0234） Zoom ring cover unit Zoom ring cover unit （JMA72251-0239） （JMA72251-0239）...

  • Page 27: Assembly

    Assembly MDF-1173S If there is this kind of indication, apply the specified grease or adhesive by a small brush. AX-125 IMPORTANT If there is a specified torque, use an 0.1N•m appropriate torque driver for tightening screw. 1st lens group straight tube cover unit 1st lens group straight 1st lens group straight tube cover unit...
  • Page 28 OS-20P Click plate Click plate Nut （ JMA72251-1579） Nut （ JMA72251-1579） （JMA72251-1348） （JMA72251-1348） Zoom lock switch Zoom lock switch （JMA72251-1535） （JMA72251-1535） Washer （ JMA72251-1349） Washer （ JMA72251-1349） Screw （9761-1730-07） Screw （9761-1730-07） 0.1N•m...

  • Page 29: Zoom Ring Unit

    Zoom ring unit AF-20Z FG-600T Middle ring unit Middle ring unit （JMA72251-0233） （JMA72251-0233） SheetA, B SheetA, B （JMA72251-1515 （JMA72251-1515 JMA72251-1516） JMA72251-1516） If there is an abnormality in the zoom torque, adjust the torque by changing the thickness of the sheet. Part no.
  • Page 30 Zoom ring limit Sheet Zoom ring limit Sheet （JMA72251-1588） （JMA72251-1588） Assemble it by aligning the left side of 28mm with the index position,and set the 28mm position after assembly. Middle ring unit Middle ring unit （JMA72251-0233） （JMA72251-0233） Zoom ring unit Zoom ring unit （JMA72251-0237）...
  • Page 31 TB1401B Remove only upper screw Move upward and tighten the lower screw. 0.1N•m Rotate the 1st lens group straight tube cover unit so that the screw hole is visible through the hole. One "O" marking Index...
  • Page 32 Index Cutout Dent Cutout The spacing between the cutout is narrow Index Index Align the cutout position and assemble Assemble carefully so that the tube does not rotate and shift position. Index...
  • Page 33 Screw Screw （9611-1775-07）×４ （9611-1775-07）×４ 0.16N•m × 4 Index Index Roller Roller TB1401B （JMA72251-1781 ～ （JMA72251-1781 ～ JMA72251-1791） JMA72251-1791） （JMA72251-1536） （JMA72251-1536） Screw Screw （9611-1775-07）× 3 （9611-1775-07）× 3 0.06N•m × 3 Part no. Parts name JMA72251-1781 Roller　Ａ JMA72251-1782 Roller　Ｂ JMA72251-1783 Roller　Ｃ JMA72251-1784 Roller　Ｄ...
  • Page 34 Screw Screw （9747-1435-07）× 2 （9747-1435-07）× 2 0.1N•m × 2 Contact unit Contact unit Contact unit （JMA72251-0640） （JMA72251-0640）...

  • Page 35: Control Ring Unit

    Sponge strip Sponge strip Sponge strip （JMA72251-1518） （JMA72251-1518） Index Control ring unit Washer Washer （JMA72251-1371 （JMA72251-1371 JMA72251-1372 JMA72251-1372 JMA72251-1373） JMA72251-1373） Control ring unit Control ring unit （JMA72251-0236） （JMA72251-0236） Washer Washer （JMA72251-1371 （JMA72251-1371 MDF-1173S JMA72251-1372 JMA72251-1372 JMA72251-1373） JMA72251-1373） When replacing the washer, choose parts that do not cause backlash.
  • Page 36 Name ring unit Name ring unit Name ring unit （JMA72251-0904） （JMA72251-0904） Index Contact unit Double stick tape Double stick tape SX720B#...

  • Page 37: Bayonet Mount

    Sponge Sponge Sponge （JMA10251-1640 × 2） （JMA10251-1640 × 2） Sponge Sponge （JMA10251-1640 × 2） （JMA10251-1640 × 2） Bayonet mount LEN-317A LEN317A L-241 Screw Screw Bayonet mount Bayonet mount (1K120-012) (1K120-012) (130ZR) (130ZR) Installation Installation orientation orientation PL-1016 Rubber (127FD) Rubber (127FD)
  • Page 38 Screw Screw （JMA72251-1496）× 4 （JMA72251-1496）× 4 0.2N•m × 4 Screw Screw （6A-14030FA） （6A-14030FA） 0.12N•m Rear cover ring unit Rear cover ring unit Rear cover ring unit （JMA72251-0905） （JMA72251-0905） Screw Screw （9761-1435-04）× 3 （9761-1435-04）× 3 0.13N•m × 3...

  • Page 39: Filter Ring Unit

    Filter ring Screw Screw （9747-1755-07）× 4 （9747-1755-07）× 4 0.17N•m × 4 Filter ring Filter ring （JMA72251-1235） （JMA72251-1235） Index Index Cover ring unit Cover ring unit Cover ring unit （ （ JMA72251-0901 JMA72251-0901） ） AX-125...
  • Page 40 Waterproof sheet Attach the zoom ring cover while moving it upwards. Waterproof sheet B Waterproof sheet B （JMA72251-1471）× 3 （JMA72251-1471）× 3 Zoom ring cover fixing tape Zoom ring cover fixing tape （JMA72251-1490） （JMA72251-1490）...
  • Page 41 Waterproof sheet B Waterproof sheet B （JMA72251-1471） （JMA72251-1471） Waterproof sheet B Waterproof sheet B （JMA72251-1471）× 3 （JMA72251-1471）× 3...
  • Page 42 Waterproof sheet B Waterproof sheet B （JMA72251-1471） （JMA72251-1471） Waterproof sheet A Waterproof sheet A （JMA72251-1470） （JMA72251-1470）...
  • Page 43 Waterproof sheet A Waterproof sheet A （ （ JMA72251-1470 JMA72251-1470） ） Zoom rubber ring sheet Reference position for attachment Index Zoom rubber ring Zoom rubber ring Sheet Sheet （JMA72251-1435） （JMA72251-1435）...

  • Page 44: Zoom Rubber Ring

    Zoom rubber ring Zoom rubber ring Zoom rubber ring （JMA72251-1244） （JMA72251-1244）...

  • Page 45: Af Accuracy Inspection Process

    • Focus charts can be purchased at stores that sell camera-related products or online stores that sell camera-related products. • Nikon hereby disclaims all responsibility and liability for any focus charts or other items purchased from third party retailers. Camera settings ⿟The AF accuracy is inspected using your own mirrorless camera, so please make sure that...
  • Page 46 ⿟Active D-Lighting: OFF ⿟Diffraction correction: ON ⿟Automatic distortion correction: ON ⿟Vignette control: Standard ⿟Body VR: OFF ⿟Exposure delay mode: one to two seconds ⿟AF fine adjustment: OFF Shooting environment Install the camera/lens and chart, referring to the figure below. Shoot in a location that meets the following requirements: ⿟Place that is not affected by vibrations ⿟Place where the brightness can be ensured under indoor lighting.

  • Page 47: Af Accuracy Inspection

    AF accuracy inspection Follow the steps below to inspect the AF accuracy. Inspection procedure Adjust the camera position 1. Adjust the shooting distance so that the entire focus chart is displayed on the screen as shown in the image below. •...
  • Page 48 Shoot the chart 1. Press the release button to shoot the target chart. 2. When checking before disassembling, check the inside of the red frame in the im- age, and record the focus position. 3. When checking after disassembling, confirm that there is no difference from the focus position recorded before disassembling.

  • Page 49: Control Ring Inspection Process

    Control Ring Inspection Process When performing repairs that involve disassembling or reassembling the mount, inspect the control ring. Tools and parts required: ⿟Your mirrorless camera Control ring inspection Follow the steps below to perform a control ring inspection. Inspection procedure Check the functions assigned to the control ring 1.
  • Page 50 • If no function is set on the control ring, set one of the following functions. The setting names may differ depending on the camera model. Check the operation of the control ring 1. Rotate the lens control ring and check whether the assigned function is working. •...
  • Page 51 No reproduction in any form of this document, in whole or in part (except for brief quotation in critical articles or reviews), may be made without written authorization from NIKON CORPORATION. Out of concern for the environment, Nikon is working to reduce its use of paper. © 2024 Nikon Corporation...

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