FANUC Series 30+-MODEL B - Maintenance Manual - B-64485EN/01

Oct 29, 2026

Maintenance Manual for the FANUC Series 30+-MODEL B defines safety precautions for using and servicing CNC units, including how warnings, cautions, and notes are classified and applied to protect maintenance personnel and prevent machine damage. It explains critical procedures for checking operation with covers removed or power cabinet doors opened, emphasizes qualified technician responsibility, and provides guidance to avoid hazards such as injury from moving components, electric shock from high-voltage sections, and risks from improper trial runs and data entry errors.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages870

Reading Time36 h 32 min

AccessFree to download

Definition of Warning, Caution, and Note

Warnings related to check operation

Warnings related to replacement

Warnings related to parameters

Warnings, cautions, and notes related to daily maintenance

FANUC Series 30+-MODEL B FANUC Series 31+-MODEL B FANUC Series 32+-MODEL B MAINTENANCE MANUAL B-64485EN/01 • No part of this manual may be reproduced in any form. • All specifications and designs are subject to change without notice. The products in this manual are controlled based on Japan’s “Foreign Exchange and Foreign Trade Law”. The export of Series 30i-B, Series 31i-B5 from Japan is subject to an export license by the government of Japan. Other models in this manual may also be subject to export controls. Further, re-export to another country may be subject to the license of the government of the country from where the product is re-exported. Furthermore, the product may also be controlled by re-export regulations of the United States government. Should you wish to export or re-export these products, please contact FANUC for advice. The products in this manual are manufactured under strict quality control. However, when some serious accidents or losses are predicted due to a failure of the product, make adequate consideration for safety. In this manual we have tried as much as possible to describe all the various matters. However, we cannot describe all the matters which must not be done, or which cannot be done, because there are so many possibilities. Therefore, matters which are not especially described as possible in this manual should be regarded as “impossible”. This manual contains the program names or device names of other companies, some of which are registered trademarks of respective owners. However, these names are not followed by ® or ™ in the main body. SAFETY PRECAUTIONS This section describes the safety precautions related to the use of CNC units. It is essential that these precautions be observed by users to ensure the safe operation of machines equipped with a CNC unit (all descriptions in this section assume this configuration) . CNC maintenance involves various dangers. CNC maintenance must be undertaken only by a qualified technician. Users must also observe the safety precautions related to the machine, as described in the relevant manual supplied by the machine tool builder. Before checking the operation of the machine, take time to become familiar with the manuals provided by the machine tool builder and FANUC. Contents DEFINITION OF WARNING, CAUTION, AND NOTE......................................................................... s-1 WARNINGS RELATED TO CHECK OPERATION ............................................................................... s-2 WARNINGS RELATED TO REPLACEMENT ....................................................................................... s-3 WARNINGS RELATED TO PARAMETERS.......................................................................................... s-3 WARNINGS, CAUTIONS, AND NOTES RELATED TO DAILY MAINTENANCE........................... s-4 DEFINITION OF WARNING, CAUTION, AND NOTE This manual includes safety precautions for protecting the maintenance personnel (herein referred to asthe user) and preventing damage to the machine. Precautions are classified into Warnings and Cautions according to their bearing on safety. Also, supplementary information is described as a Note. Read the Warning, Caution, and Note thoroughly before attempting to use the machine. WARNING Applied when there is a danger of the user being injured or when there is a danger of both the user being injured and the equipment being damaged if the approved procedure is not observed. CAUTION Applied when there is a danger of the equipment being damaged, if the approved procedure is not observed. NOTE The Note is used to indicate supplementary information other than Warning and Caution. * Read this manual carefully, and store it in a safe place. WARNINGS RELATED TO CHECK OPERATION WARNING 1 When checking the operation of the machine with the cover removed (1) The user's clothing could become caught in the spind

FAQs

Who is allowed to perform CNC maintenance in this manual?

CNC maintenance must be undertaken only by a qualified technician.

What must be done before checking machine operation?

Become familiar with the manuals provided by the machine tool builder and FANUC before attempting to check the operation.

Why is a trial run required before production?

Never start production without confirming correct operation through a trial run, since failure to confirm may cause unexpected behavior, damage to the machine or workpiece, or injury to the user.

Oct 29, 2026

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